16 Questions
What are rocks made from?
Solid chemical compounds that occur naturally on Earth
How are some rocks made up from broken fragments or grains of older rocks and minerals?
Cemented together
What happens to rocks over thousands and millions of years?
They are broken down, moved around, and deposited in different places
What is the name for the process where rocks on the Earth’s surface are broken down into smaller pieces by water, ice, wind, plants, and animals?
Weathering
What are the broken up pieces of rocks called?
Sediment
What are sedimentary rocks made up of?
Grains
What is a rock called if it allows water, air, or oil to flow through it?
Permeable
What is the name for rocks that have been changed over time?
Metamorphic
What is molten rock called when it is below the surface of the Earth?
Magma
What can Sedimentary rocks contain that become trapped in the sediment before it becomes a rock?
Fossils
What is the primary role of chlorophyll in photosynthesis?
Absorbing energy from sunlight
Which pigment absorbs energy that chlorophyll a does not absorb in photosynthetic organisms?
Chlorophyll b
What is the source of oxygen formation during photosynthesis?
Water
What is the function of accessory pigments in photosynthesis?
Absorbing energy not absorbed by chlorophyll a
What type of energy does chlorophyll a absorb primarily?
Violet-blue and reddish orange-red wavelengths
What links the lipid-soluble hydrocarbon tail and the hydrophilic head of chlorophyll molecules?
Ester bond
Learn about the formation of rocks and minerals, how they are composed of different minerals, and how they change over time due to various geological processes such as erosion, deposition, and compaction.
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