science notes .html

::: {.docs-butterbar-container} ::: {.docs-butterbar-wrap} ::: {.jfk-butterBar.jfk-butterBar-shown.jfk-butterBar-warning} JavaScript isn\'t enabled in your browser, so this file can\'t be opened. Enable and reload. ::: ::: \ ::: {#core-js-error-dialog-overlay style="position: absolute; left: 0; to...

::: {.docs-butterbar-container} ::: {.docs-butterbar-wrap} ::: {.jfk-butterBar.jfk-butterBar-shown.jfk-butterBar-warning} JavaScript isn\'t enabled in your browser, so this file can\'t be opened. Enable and reload. ::: ::: \ ::: {#core-js-error-dialog-overlay style="position: absolute; left: 0; top: 0; width: 100%; height: 100%; z-index: 10000; display: none"} ::: ::: {#docs-chrome.docs-material.companion-enabled tabindex="0" data-role="banner" data-aria-label="Menu bar"} ::: {#docs-butterbar-container.docs-butterbar-container data-aria-live="assertive" data-aria-atomic="true"} ::: ::: {#docs-chrome-cover-container} ::: {#docs-chrome-cover style="display:none;"} ::: ::: ::: {#docs-banner-container} ::: {#docs-banners} ::: {#docs-account-level-banner} ::: ::: {#docs-file-level-banner data-aria-live="assertive" data-aria-atomic="true"} ::: ::: ::: {.docs-full-height-sidebar-placeholder} ::: ::: ::: {#docs-header-container} ::: {#docs-header} ::: {#docs-branding-container.docs-branding-presentations.docsshared-no-select.docs-branding-crossfade-transition-disabled} [](https://docs.google.com/presentation/u/0/?authuser=0&usp=slides_web "Slides home") ::: {#docs-drive-logo} ::: {.goog-inline-block.docs-branding-icon} ::: {.docs-branding-icon-img.docs-branding-icon-drive} ::: ::: ::: ::: {#docs-branding-logo} ::: {.goog-inline-block.docs-branding-icon} ::: {.docs-branding-icon-img.docs-branding-icon-presentations-36} ::: ::: ::: ::: ::: {#docs-titlebar-container.docs-branding-presentations.docs-grille-gm3} ::: {#docs-titlebar} ::: {.docs-title-outer.docs-title-inline-rename data-aria-labelledby="docs-title-input-label-inner"} ::: {#docs-title-widget.docs-title-widget.goog-inline-block} ::: {.docs-title-input-label} [Plate Tectonics, movement of the crust]{#docs-title-input-label-inner.docs-title-input-label-inner} ::: ::: ::: {#office-editing-file-extension.office-editing-file-extension.interactive-office-editing-file-extension.goog-inline-block style="display:none" tabindex="0"} ::: {.goog-inline-block.office-editing-file-extension-text style="display:none"} ::: ::: {.goog-inline-block.office-editing-file-extension-warning-icon-container style="display:none"} ::: {.docs-icon.goog-inline-block.office-editing-file-extension-branded-warning-icon-container} ::: {.docs-icon-img-container.docs-icon-img.office-editing-file-extension-warning-icon-14 data-aria-hidden="true"}   ::: ::: ::: ::: ::: {#docs-parent-collections-container-outer.docs-parent-collections-container-outer.goog-inline-block style="display:none"} ::: ::: {.docs-titlebar-badges.goog-inline-block} ::: {.docs-titlebar-badge-container.goog-inline-block} ::: {#docs-classification-badge.docs-classification-badge.goog-inline-block style="display:none" data-role="button" tabindex="0"} ::: ::: ::: {#docs-default-to-cse-indicator.docs-titlebar-badge-container.goog-inline-block style="display:none"} ::: {#docs-default-to-cse-indicator-badge.docs-titlebar-badge} ::: {.docs-icon.goog-inline-block} ::: {.docs-icon-img-container.docs-icon-img.docs-icon-encryption-shield-crossed-out-20x20 data-aria-hidden="true"}   ::: ::: ::: ::: ::: {#docs-disablement-doc-indicator.docs-titlebar-badge-container.goog-inline-block style="display:none"} ::: {#docs-disablement-doc-indicator-badge.docs-titlebar-badge} ::: {.docs-icon.goog-inline-block} ::: {.docs-icon-img-container.docs-icon-img.docs-icon-policy-20x20 data-aria-hidden="true"}   ::: ::: ::: ::: ::: {#docs-policy-indicator.docs-titlebar-badge-container.goog-inline-block style="display:none"} ::: {#docs-policy-indicator-badge.docs-titlebar-badge} ::: {.docs-icon.goog-inline-block} ::: {.docs-icon-img-container.docs-icon-img.docs-icon-policy-20x20 data-aria-hidden="true"}   ::: ::: ::: ::: ::: {.docs-templates-badge-container.goog-inline-block} ::: ::: {.docs-titlebar-badge-container.docs-star-container.goog-inline-block} ::: {#docs-star.docs-titlebar-badge.goog-inline-block style="display:none"} ::: {.docs-icon.goog-inline-block} ::: {.docs-icon-img-container.docs-icon-img.docs-icon-star-border-20 data-aria-hidden="true"}   ::: ::: ::: ::: ::: {.docs-titlebar-badge-container.docs-folder-container.goog-inline-block} ::: {#docs-folder.docs-titlebar-badge.goog-inline-block style="display:none"} ::: {.docs-icon.goog-inline-block} ::: {.docs-icon-img-container.docs-icon-img.docs-icon-folder-move-20 data-aria-hidden="true"}   ::: ::: ::: ::: ::: {.docs-titlebar-badge-container.docs-info-container.goog-inline-block style="display:none"} ::: {#docs-info.docs-titlebar-badge.goog-inline-block data-aria-live="polite"} ::: {.docs-icon.goog-inline-block} ::: {.docs-icon-img-container.docs-icon-img.docs-icon-info-20 data-aria-hidden="true"}   ::: ::: ::: ::: ::: {.docs-titlebar-badge-container.docs-save-indicator-container.goog-inline-block} ::: {#docs-save-indicator-badge} ::: ::: ::: {.docs-activity-indicator-container.goog-inline-block} ::: {#docs-activity-indicator.goog-inline-block data-aria-live="polite"} ::: ::: ::: ::: ::: ::: {.docs-titlebar-buttons} ::: {#docs-presence-container.goog-inline-block.docs-titlebar-button} ::: {#docs-presence.goog-inline-block} ::: ::: ::: {.goog-inline-block.docs-revisions-appbarbutton-container style="display:none;"} ::: {.docs-revisions-new-changes-badge style="display:none;"} ::: ::: {#docs-revisions-appbarbutton.goog-inline-block.jfk-button.jfk-button-standard.docs-appbar-circle-button.docs-titlebar-button.jfk-button-disabled data-role="button" data-aria-disabled="true"} ::: {.docs-icon.goog-inline-block} ::: {.docs-icon-img-container.docs-icon-img.docs-history-24 data-aria-hidden="true"}   ::: ::: ::: ::: ::: {.docs-meet-in-editors-entrypoint-container} ::: {#docs-meet-in-editors-entrypointbutton.goog-flat-menu-button.goog-flat-menu-button-disabled.goog-inline-block data-role="button"} ::: {.goog-flat-menu-button-caption.goog-inline-block} ::: {.docs-icon.goog-inline-block} ::: {.docs-icon-img-container.docs-icon-img.docs-icon-meet-24 data-aria-hidden="true"}   ::: ::: ::: ::: {.goog-flat-menu-button-dropdown.goog-inline-block}   ::: ::: ::: []{#punch-start-presentation-container.punch-start-presentation-container} ::: {#punch-start-presentation-left.goog-inline-block.jfk-button.jfk-button-standard.jfk-button-collapse-right.docs-titlebar-button.jfk-button-disabled data-role="button" data-aria-disabled="true"} Slideshow ::: ::: {#punch-start-presentation-right.goog-flat-menu-button-collapse-left.docs-titlebar-button.goog-flat-menu-button.goog-flat-menu-button-disabled.goog-inline-block data-role="button" data-aria-label="Presentation options"} ::: {.goog-flat-menu-button-caption.goog-inline-block} ::: ::: {.goog-flat-menu-button-dropdown.goog-inline-block}   ::: ::: []{#docs-titlebar-share-client-button.scb-gm3.scb-container data-displayname="null" data-vsjson="{"role":20,"summary":"People at Washington County School District with the link","details":"People at Washington County School District who have the link can access.","visibilityState":"unlisted","restrictedToDomain":true,"domainDisplayName":"Washington County School District","restrictedToSingleUserScope":false,"hasInvalidEntries":false,"hasNamedPartiesForPublish":false,"publishVisibilityState":"domain"}"} ::: {.goog-inline-block.jfk-button.jfk-button-action.scb-split-button.docs-titlebar-button.jfk-button-disabled data-role="button" data-aria-disabled="true"} [ ]{.scb-icon.apps-share-sprite.scb-button-icon.scb-domain-s900}Share ::: ::: {#scb-quick-actions-menu-button.docs-titlebar-button.scb-quick-actions-menu-button.goog-flat-menu-button.goog-flat-menu-button-disabled.goog-flat-menu-button-collapse-left.goog-inline-block data-role="button" data-aria-label="Quick sharing actions"} ::: {.goog-flat-menu-button-caption.goog-inline-block} ::: ::: {.goog-flat-menu-button-dropdown.goog-inline-block} ::: ::: ::: {.onegoogle-material-minibar} ::: {#gb.gb_Ea.gb_Id.gb_2d} ::: {.gb_Bd.gb_Zd.gb_wd data-ng-non-bindable="" data-ogsr-up="" style="padding:0;height:auto;display:block"} ::: {.gb_Re style="display:block"} ::: {.gb_2c} ::: ::: {.gb_y.gb_bd.gb_Nf.gb_Z} ::: {.gb_C.gb_ib.gb_Nf.gb_Z} [](https://accounts.google.com/SignOutOptions?hl=en&continue=https://docs.google.com/presentation/d/1rSvX2UwgIUf1FILSTASxyqUFgXx2g4BYPk_RireR6qw/edit&ec=GBRAmQI){.gb_A.gb_Xa.gb_Z} ::: {.gb_P.gb_Q data-aria-hidden="true"} ::: ::: ::: ::: ::: ::: ::: ::: ::: ::: ::: {.docs-full-height-sidebar-placeholder} ::: ::: ::: {#docs-bars} ::: {#docs-menubars} ::: {#docs-menubar.docs-menubar.goog-container.goog-container-horizontal data-role="menubar" tabindex="0"} ::: {#docs-file-menu.menu-button.goog-control.goog-control-disabled.goog-inline-block data-role="menuitem"} File ::: ::: {#docs-edit-menu.menu-button.goog-control.goog-control-disabled.goog-inline-block data-role="menuitem"} Edit ::: ::: {#docs-view-menu.menu-button.goog-control.goog-control-disabled.goog-inline-block data-role="menuitem"} View ::: ::: {#docs-tools-menu.menu-button.goog-control.goog-control-disabled.goog-inline-block data-role="menuitem"} Tools ::: ::: {#docs-help-menu.menu-button.goog-control.goog-control-disabled.goog-inline-block data-role="menuitem"} Help ::: ::: {#docs-screenreader-menu.menu-button.goog-control.goog-control-disabled.goog-inline-block style="display:none" data-role="menuitem"} Accessibility ::: ::: {#docs-debug-menu.menu-button.goog-control.goog-control-disabled.goog-inline-block style="display:none" data-role="menuitem"} Debug ::: ::: ::: {.blob-state-indicator.goog-inline-block style="display: none"} ::: {#blob-notice-button.goog-inline-block} ::: {.office-editing-permanent-error-unsaved-changes-icon.goog-inline-block} ::: {.docs-icon.goog-inline-block} ::: {.docs-icon-img-container.docs-icon-img.docs-icon-warning-amber-red700 data-aria-hidden="true"}   ::: ::: ::: ::: {.office-editing-temporary-error-unsaved-changes-icon.goog-inline-block} ::: {.docs-icon.goog-inline-block} ::: {.docs-icon-img-container.docs-icon-img.docs-icon-loop-red700 data-aria-hidden="true"}   ::: ::: ::: Unsaved changes to Drive ::: ::: ::: {#docs-chat-message-a11y.docs-offscreen-z-index data-aria-live="polite" style="height: 0; width: 0; overflow: hidden"} ::: ::: {#docs-presence-menubar} ::: ::: ::: {#docs-recommendation-banner-container} ::: ::: {#docs-toolbar-wrapper.docs-main-toolbars style=""} ::: {#docs-primary-toolbars.docs-collapsable-toolbar} ::: {#docs-omnibox-toolbar.goog-toolbar.assisted-actions} ::: {.docs-omnibox-autocomplete} ::: {.docs-icon.goog-inline-block} ::: {.docs-icon-img-container.docs-icon-img.docs-icon-search-20 data-aria-hidden="true"}   ::: ::: ::: ::: ::: {#docs-toolbar.goog-toolbar data-aria-label="Main" data-docs-stickyfocus="true"} ::: {#printButton.goog-toolbar-button.goog-inline-block.goog-toolbar-button-disabled data-role="button" data-aria-disabled="true"} ::: {.goog-toolbar-button-outer-box.goog-inline-block data-aria-hidden="true"} ::: {.goog-toolbar-button-inner-box.goog-inline-block} ::: {.docs-icon.goog-inline-block} ::: {.docs-icon-img-container.docs-icon-img.docs-icon-print-20 data-aria-hidden="true"}   ::: ::: ::: ::: ::: ::: {.goog-toolbar-separator.goog-inline-block}   ::: ::: {#zoomButton.goog-toolbar-toggle-button.docs-toolbar-button-split-left.goog-toolbar-button.goog-inline-block.goog-toolbar-button-disabled data-role="button" data-aria-disabled="true"} ::: {.goog-toolbar-button-outer-box.goog-inline-block data-aria-hidden="true"} ::: {.goog-toolbar-button-inner-box.goog-inline-block} ::: {.docs-icon.goog-inline-block} ::: {.docs-icon-img-container.docs-icon-img.docs-icon-zoom-in-20 data-aria-hidden="true"}   ::: ::: ::: ::: ::: ::: {#zoomSelect.docs-toolbar-zoom-combobox.goog-toolbar-combo-button.goog-inline-block.goog-toolbar-combo-button-disabled data-role="button" data-aria-disabled="true"} ::: {.goog-toolbar-combo-button-outer-box.goog-inline-block} ::: {.goog-toolbar-combo-button-inner-box.goog-inline-block} ::: {.goog-toolbar-combo-button-caption.goog-inline-block}   ::: ::: {.goog-toolbar-combo-button-dropdown.docs-gm-arrow.goog-inline-block} ::: {.docs-icon.goog-inline-block} ::: {.docs-icon-img-container.docs-icon-img.docs-icon-arrow-dropdown data-aria-hidden="true"}   ::: ::: ::: ::: ::: ::: ::: {#selectButton.goog-toolbar-button.goog-inline-block.goog-toolbar-button-disabled data-role="button" data-aria-disabled="true"} ::: {.goog-toolbar-button-outer-box.goog-inline-block data-aria-hidden="true"} ::: {.goog-toolbar-button-inner-box.goog-inline-block} ::: {.docs-icon.goog-inline-block} ::: {.docs-icon-img-container.docs-icon-img.docs-icon-arrow-selector-tool-20 data-aria-hidden="true"}   ::: ::: ::: ::: ::: ::: {#docs-toolbar-accessibility-separator.goog-toolbar-separator.goog-inline-block style="display:none"}   ::: ::: {#docs-toolbar-accessibility-menu.docs-toolbar-text-button.goog-toolbar-menu-button.goog-inline-block.goog-toolbar-menu-button-disabled style="display:none" data-role="button" data-aria-disabled="true"} ::: {.goog-toolbar-menu-button-outer-box.goog-inline-block} ::: {.goog-toolbar-menu-button-inner-box.goog-inline-block} ::: {.goog-toolbar-menu-button-caption.goog-inline-block} Accessibility ::: ::: {.goog-toolbar-menu-button-dropdown.docs-gm-arrow.goog-inline-block} ::: {.docs-icon.goog-inline-block} ::: {.docs-icon-img-container.docs-icon-img.docs-icon-arrow-dropdown data-aria-hidden="true"}   ::: ::: ::: ::: ::: ::: ::: {#docs-access-level-indicator.goog-flat-menu-button.goog-flat-menu-button-disabled.goog-inline-block data-role="button"} ::: {.goog-flat-menu-button-caption.goog-inline-block} ::: {.docs-icon.goog-inline-block.docs-access-level-indicator-icon-container} ::: {.docs-icon-img-container.docs-icon-img.docs-icon-acl-view-only-on-brand-color-background data-aria-hidden="true"}   ::: ::: View only ::: ::: {.goog-flat-menu-button-dropdown.goog-inline-block}   ::: ::: ::: ::: ::: {#docs-side-toolbar.goog-toolbar data-aria-label="Mode and view"} ::: {#docs-toolbar-iterator-label.goog-inline-block.docs-labelseparator style="display:none;"} ::: ::: {#docs-toolbar-iterator-label-separator.docs-toolbar-small-separator.docs-toolbar-inset-separator.goog-toolbar-separator.goog-inline-block style="display:none"}   ::: ::: {#docs-toolbar-iterator-previous.goog-toolbar-button.goog-inline-block.goog-toolbar-button-disabled style="display:none" data-role="button" data-aria-disabled="true"} ::: {.goog-toolbar-button-outer-box.goog-inline-block data-aria-hidden="true"} ::: {.goog-toolbar-button-inner-box.goog-inline-block} ::: {.docs-icon.goog-inline-block} ::: {.docs-icon-img-container.docs-icon-img.docs-icon-up data-aria-hidden="true"}   ::: ::: ::: ::: ::: ::: {#docs-toolbar-iterator-next.goog-toolbar-button.goog-inline-block.goog-toolbar-button-disabled style="display:none" data-role="button" data-aria-disabled="true"} ::: {.goog-toolbar-button-outer-box.goog-inline-block data-aria-hidden="true"} ::: {.goog-toolbar-button-inner-box.goog-inline-block} ::: {.docs-icon.goog-inline-block} ::: {.docs-icon-img-container.docs-icon-img.docs-icon-down data-aria-hidden="true"}   ::: ::: ::: ::: ::: ::: {#docs-talk-track-menu-button.docs-talk-track-menu-button.goog-flat-menu-button.goog-flat-menu-button-disabled.goog-inline-block data-role="button"} ::: {.goog-flat-menu-button-caption.goog-inline-block} ::: {.docs-icon.goog-inline-block} ::: {.docs-icon-img-container.docs-icon-img.docs-icon-slow-motion-video-20x20 data-aria-hidden="true"}   ::: ::: ::: {.docs-talk-track-recording-label} Rec ::: ::: {.docs-talk-track-num-recordings-badge style="display: none;"} ::: ::: ::: {.goog-flat-menu-button-dropdown.goog-inline-block}   ::: ::: ::: {#viewModeButton.goog-toolbar-button.goog-inline-block.goog-toolbar-button-disabled data-role="button" data-aria-disabled="true"} ::: {.goog-toolbar-button-outer-box.goog-inline-block} ::: {.goog-toolbar-button-inner-box.goog-inline-block} ::: {.docs-icon.goog-inline-block} ::: {.docs-icon-img-container.docs-icon-img.docs-icon-expand-less-20 data-aria-hidden="true"}   ::: ::: ::: ::: ::: ::: ::: ::: ::: {#docs-help-anchor-wrapper} ::: {#docs-help-anchor} ::: ::: {#docs-help-anchor-right} ::: ::: ::: {#docs-feature-level-banner.docs-feature-level-banner-slides} ::: ::: {.docs-companion-app-switcher-container.docs-material} ::: {.companion-app-switcher-container data-role="complementary" data-aria-label="Side panel"} ::: {.companion-app-switcher-guest-container} ::: {.companion-guest-app-switcher} ::: {#gsc-gab-6.agca-gab-button.app-switcher-button.app-switcher-button-disabled.agca-gab-blue data-guest-app-id="6"} ::: {.app-switcher-button-icon-background.app-switcher-button-icon-background-outer} ::: ::: {.app-switcher-button-icon-background.app-switcher-button-icon-background-inner} ::: ::: {.app-switcher-button-icon-container style="background-image: url(https://www.gstatic.com/companion/icon_assets/calendar_2020q4_2x.png)"} ::: ::: {.agca-gab-icon-selection-indicator} ::: ::: ::: {#gsc-gab-2.agca-gab-button.app-switcher-button.app-switcher-button-disabled.agca-gab-yellow data-guest-app-id="2"} ::: {.app-switcher-button-icon-background.app-switcher-button-icon-background-outer} ::: ::: {.app-switcher-button-icon-background.app-switcher-button-icon-background-inner} ::: ::: {.app-switcher-button-icon-container style="background-image: url(https://www.gstatic.com/companion/icon_assets/keep_2020q4v3_2x.png)"} ::: ::: {.agca-gab-icon-selection-indicator} ::: ::: ::: {#gsc-gab-4.agca-gab-button.app-switcher-button.app-switcher-button-disabled.agca-gab-blue data-guest-app-id="4"} ::: {.app-switcher-button-icon-background.app-switcher-button-icon-background-outer} ::: ::: {.app-switcher-button-icon-background.app-switcher-button-icon-background-inner} ::: ::: {.app-switcher-button-icon-container style="background-image: url(https://www.gstatic.com/companion/icon_assets/tasks_2021_2x.png)"} ::: ::: {.agca-gab-icon-selection-indicator} ::: ::: ::: {#gsc-gab-9.agca-gab-button.app-switcher-button.app-switcher-button-disabled.agca-gab-blue data-guest-app-id="9"} ::: {.app-switcher-button-icon-background.app-switcher-button-icon-background-outer} ::: ::: {.app-switcher-button-icon-background.app-switcher-button-icon-background-inner} ::: ::: {.app-switcher-button-icon-container style="background-image: url(https://www.gstatic.com/companion/icon_assets/contacts_2022_2x.png)"} ::: ::: {.agca-gab-icon-selection-indicator} ::: ::: ::: {#gsc-gab-8.agca-gab-button.app-switcher-button.app-switcher-button-disabled.agca-gab-blue data-guest-app-id="8"} ::: {.app-switcher-button-icon-background.app-switcher-button-icon-background-outer} ::: ::: {.app-switcher-button-icon-background.app-switcher-button-icon-background-inner} ::: ::: {.app-switcher-button-icon-container style="background-image: url(https://www.gstatic.com/companion/icon_assets/maps_v7_2x_web_24dp.png)"} ::: ::: {.agca-gab-icon-selection-indicator} ::: ::: ::: {.companion-app-switcher-separator data-role="separator" style="display: none;"} ::: ::: {.companion-app-switcher-loading-indicator data-role="presentation" style="display: none;"} ::: {.companion-app-switcher-loading-indicator-dot.companion-app-switcher-loading-indicator-dot-1} ::: ::: {.companion-app-switcher-loading-indicator-dot.companion-app-switcher-loading-indicator-dot-2} ::: ::: {.companion-app-switcher-loading-indicator-dot.companion-app-switcher-loading-indicator-dot-3} ::: ::: ::: ::: ::: ::: ::: {#docs-additional-bars} ::: {#docs-spellcheckslidingdialog-id} ::: ::: {#docs-checkupdialog-id} ::: ::: ::: {#docs-transient-bar-container} ::: ::: {#docs-palettes} ::: ::: ::: {#docs-texteventtargetbrailleoffsetcalculator} ::: ::: {#docs-editor-container} ::: {#docs-editor.companion-enabled style=""} ::: {#two-panel-layout.two-panel-layout} ::: {.filmstrip data-role="navigation"} ::: {#filmstrip-sizer} ::: ::: {#filmstrip} ::: {#filmstrip-scroll-temp.punch-filmstrip-scroll} ::: ::: {#punch-total-slide-count} ::: ::: ::: {#filmstrip-controls} ::: {.punch-filmstrip-controls.collapsible-filmstrip} ::: {#filmstrip-grid-view-controls-container} ::: {#grid-view-toggle.punch-filmstrip-controls-grid-view-toggle} ::: ::: ::: {#filmstrip-visibility-controls-container.punch-filmstrip-controls-visibility-controls} ::: {.punch-filmstrip-controls-visibility-toggle-button.goog-toggle-button} ::: {.punch-filmstrip-visibility-toggle-icon-container} ::: ::: ::: ::: {.punch-filmstrip-controls-size-buttons.goog-container.goog-container-disabled style="display:none;"} ::: {.punch-filmstrip-controls-decrease-size-button.goog-flat-button.goog-flat-button-disabled} ::: ::: {.punch-filmstrip-controls-reset-size-button.goog-flat-button.goog-flat-button-disabled} ::: ::: {.punch-filmstrip-controls-increase-size-button.goog-flat-button.goog-flat-button-disabled} ::: ::: ::: ::: ::: ::: {#slides-view style="position: relative;"} ::: {#punch-masterstitlebar style="display: none"} ::: ::: {.sketchy-horizontal-ruler-container} ::: {#sketchy-horizontal-ruler.docs-ruler.docs-horizontal-ruler style="display: none;"} ::: {.docs-ruler-inner} ::: ::: ::: ::: {style="display: flex;"} ::: {.sketchy-vertical-ruler-container} ::: {#sketchy-vertical-ruler.docs-ruler.docs-vertical-ruler style="display: none;"} ::: {.docs-ruler-inner} ::: ::: ::: ::: {#workspace-container.workspace-container} ::: {#workspace.workspace} ::: {#canvas-container style="position:relative"} ::: {#canvas.canvas style="visibility:hidden" tabindex="-1"} ::: ::: ::: {#pages} ::: {#prerendered style="visibility:hidden"} ::: ::: ::: ::: ::: ::: {#speakernotes-container} ::: {#speakernotes-left-spacer} ::: ::: {#speakernotes-workspace-container} ::: {#speakernotes-dragger} ::: {.speakernotes-dragger-thumb.dragger-thumb} ::: ::: ::: {#speakernotes data-role="complementary" data-aria-label="Speaker notes"} ::: {#speakernotes-workspace} ::: ::: ::: {#speakernotes-bottom-spacer} ::: ::: ::: ::: {#slide-library-container.sl-container-hidden} ::: ::: ::: [HTML view of the presentation](https://docs.google.com/presentation/u/0/d/1rSvX2UwgIUf1FILSTASxyqUFgXx2g4BYPk_RireR6qw/htmlpresent){#punch-html-viewer-link.punch-hidden-link} ::: ::: ::: {#sl-sidebar-prerendered-thumbnails-container style="display:none"} ::: ::: {data-ng-non-bindable=""} ::: {.gb_R} ::: {.gb_Ac} Google Account ::: {.gb_g} 28danajefv\@washk12.org ::: 28danajefv\@washk12.org ::: ::: ::: :::