Unit 3 - Earth - Lessons 1-3

1. Which of the following is the Earth's outermost layer?

• A) Mantle
• B) Core
• C) Crust

2. What is the thinnest layer of the Earth?

• A) Crust
• B) Mantle
• C) Outer Core
• D) Inner Core

3. Which layer of the Earth is located at its center?

• A) Mantle
• B) Bedrock
• C) Core
• D) Crust

4. What part of the earth is fractured into plates?

• A) Crust
• B) Mantle
• C) Outer Core
• D) Inner Core

Tags

NGSS.MS-ESS2-3

5. Which layer of the Earth do tectonic plates float on?

• A) Crust
• B) Mantle
• C) Outer Core
• D) Inner Core

Tags

NGSS.MS-ESS2-3

6. Which statement best describes the shapes and sizes of Earth's tectonic plates?

• A) All tectonic plates are the same size and shape
• B) Tectonic plates vary in size and shape, with some being very large and others much smaller
• C) Only oceanic plates vary in size, while continental plates are uniform in shape
• D) Tectonic plates are perfectly circular and evenly distributed across the Earth's surface

7. Which of the following best describes Earth's tectonic plates?

• A) Tectonic plates only contain continental crust
• B) Tectonic plates consist only of ocean floor crust
• C) Tectonic plates are made up of both continental crust and ocean floor crust
• D) Tectonic plates are composed of magma and gas

Tags

NGSS.MS-ESS2-1

8. What is the primary difference between continental crust and oceanic crust?

• A) Continental crust is thin, while oceanic crust is thick
• B) Continental crust is thick, while oceanic crust is thin
• C) Continental crust is made of metal, while oceanic crust is made of rock
• D) Continental crust is solid, while oceanic crust is liquid

9. What did Abraham Ortelius notice about the continents when looking at maps?

• A) The continents were shrinking over time
• B) Some continents appeared to fit together like puzzle pieces
• C) The continents were moving away from each other rapidly
• D) The continents had always been in their current positions

10. What was Alfred Wegener’s main claim about the continents?

• A) The continents had never moved and have always been in their current locations
• B) The continents drifted apart because of asteroid impacts
• C) The continents were once connected in the past and later separated
• D) The continents formed separately and coincidentally look like they fit together

Tags

NGSS.MS-ESS2-3