8th Grade Science Study Guide Semester 1 PDF

Dear Students, Please be informed that the upcoming Semester 1 Exam will cover the following topics: **Topic 1: Atoms and the Periodic Table** **Topic 2: Chemical Reactions** **Topic 3: Forces and Motion** The tables below provide details for each lesson, including learning objectives and pract...

Dear Students, Please be informed that the upcoming Semester 1 Exam will cover the following topics: **Topic 1: Atoms and the Periodic Table** **Topic 2: Chemical Reactions** **Topic 3: Forces and Motion** The tables below provide details for each lesson, including learning objectives and practice questions. Please refer to these tables for a comprehensive overview of our covered topics. Please note that the exam review week will be **from January 12th to 16th, 2025.** +-----------------------------------+-----------------------------------+ | **Topic Information** | **Details** | +===================================+===================================+ | **Topic 1** | **Atoms and the Periodic Table** | +-----------------------------------+-----------------------------------+ | **Lesson 2: The Periodic Table** | Objective(s): | | | | | | **I can locate elements on the | | | periodic table and identify their | | | properties.** | | | | | | You need to do: | | | | | | - | | | | | | You need to know: | | | | | | **1) Properties of protons, | | | neutrons, and electrons.** | | | | | | **2)Use the periodic table for | | | locating information about | | | elements: atomic number, atomic | | | mass, element's symbol, and the | | | number of protons & electrons.** | | | | | | **3)Groups and periods in the | | | periodic table.** | +-----------------------------------+-----------------------------------+ | **Lessons 3 & 4: Types of Bonding | Objectives: | | and the Periodic Table** | | | | - - | | | | | | You need to do: | | | | | | - | | | | | | You need to know: | | | | | | **1)Define and explain the role | | | of valence electrons.** | | | | | | **2)Describe, compare, and | | | contrast the properties of | | | metals, nonmetals, and | | | metalloids.** | | | | | | **3)Short Answers/ Critical | | | Thinking Questions** | | | | | | - - | +-----------------------------------+-----------------------------------+ +-----------------------------------+-----------------------------------+ | **Topic Information** | **Details** | +===================================+===================================+ | **Topic 2** | **Chemical Reactions** | +-----------------------------------+-----------------------------------+ | **Lesson 1: Mixtures & | Objectives: | | Solutions** | | | | - | | | | | | You need to do: | | | | | | - | | | | | | You need to know: | | | | | | **1) Vocabulary- mixture, | | | colloid, suspension, solution.** | +-----------------------------------+-----------------------------------+ | **Lesson 2: Chemical Change** | Objectives: | | | | | | **I can conclude whether a change | | | in matter is physical or chemical | | | by examining:** | | | | | | ** the evidence of the formation | | | of new substances with different | | | properties.** | | | | | | ** energy changes, such as heat, | | | light, or sound release or | | | absorption.** | | | | | | You need to do: | | | | | | - | | | | | | You need to know: | | | | | | **1) Vocabulary -reactant, | | | product, exothermic reaction, | | | endothermic reaction** | | | | | | **2) Identify Physical or | | | Chemical Changes** | | | | | | **3)Short Answers/ Critical | | | Thinking Questions** | | | | | | - - | +-----------------------------------+-----------------------------------+ | **Lesson 3: Modeling Chemical | Objectives: | | Reactions** | | | | - - - | | | | | | You need to do: | | | | | | - | | | | | | You need to know: | | | | | | **1) Vocabulary - Law of | | | conservation of mass** | | | | | | **2) Recognize the types of | | | chemical reactions.** | | | | | | **3) Identify reactants and | | | products in chemical equations.** | | | | | | **4) Short Answers/ Critical | | | Thinking Question(s)** | | | | | | ** Explain how the mass of | | | reactants and products | | | demonstrate the law of | | | conservation.** | +-----------------------------------+-----------------------------------+ +-----------------------------------+-----------------------------------+ | **Topic Information** | **Details** | +===================================+===================================+ | **Topic 3** | | +-----------------------------------+-----------------------------------+ | **Lesson 1: Describing Motion and | Objectives: | | Forces** | | | | ** I can explain how balanced | | | and unbalanced forces affect an | | | object\'s motion, incorporating | | | the concepts of reference points | | | and relative motion** | | | | | | You need to do: | | | | | | - | | | | | | You need to know: | | | | | | **1) Vocabulary - reference | | | point, motion, net force** | | | | | | **2) Applied forces - balanced/ | | | unbalanced and net force** | | | | | | **3) Short Answers/ Critical | | | Thinking Questions** | | | | | | - - | +-----------------------------------+-----------------------------------+ | **Lesson 2: Speed, Velocity, and | Objective: | | Acceleration** | | | | - | | | | | | You need to do: | | | | | | - | | | | | | You need to know: | | | | | | **1) Vocabulary - speed, | | | velocity, and acceleration** | | | | | | **2) Short Answers/ Critical | | | Thinking Questions** | | | | | | **In terms of speed, direction, | | | and velocity give all the | | | similarities and differences | | | between two objects in motion.** | +-----------------------------------+-----------------------------------+ | **Lesson 3: Newton\'s Laws of | Objective: | | Motion** | | | | - | | | | | | You need to do: | | | | | | - | | | | | | You need to know: | | | | | | **1) Vocabulary - Newton's Laws | | | of Motion- Explain and Apply the | | | Laws** | | | | | | **2) Short Answers/ Critical | | | Thinking Questions** | | | | | | **Analyze the difference between | | | balanced forces and | | | action-reaction forces and apply | | | your understanding to real-life | | | examples.** | +-----------------------------------+-----------------------------------+ END