A) A class you would take in college.
B) Something you can get at the store.
C) A land feature of the Earth.
- 2. Which of the following is a landform?
A) All of these choices are correct.
B) Valley
C) Mountain
D) Plateau
- 3. What material is found in both the crust of the Earth and the atmosphere?
A) Calcium
B) Iron
C) Oxygen
- 4. The outermost layer of the Earth is the...
A) Crust
B) Mantle
C) Core
- 5. Use the pie chart on page 216. Which material makes up 27.7% of the Earth's crust?
A) Oxygen
B) Silicon
C) Sodium
- 6. Use the pie chart on page 216. Which material makes up 5% of the Earth's crust?
A) Calcium
B) Aluminum
C) Iron
- 7. Use the map on page 218. How many major tectonic plates are there?
A) 10
B) 8
C) 6
- 8. What two layers of the Earth make up the lithosphere?
A) Crust and outer mantle
B) Crust and core
C) Core and Outer mantle
- 9. How are valleys and trenches alike?
- 10. How are valleys and trenches different?
- 11. Why can't the equipment used to drill for oil be used to drill into the mantle?
- 12. True or false. The temperature of Earth's core is as hot as the sun.
A) True
B) False
- 13. True or false. The lithosphere is broken into plates that float on the melted rock.
A) True
B) False
- 14. True or false. Tectonic plates are found on the continents.
A) True
B) False
- 15. Look at the map on pg. 218. What tectonic plate is the majority of North America on?
A) African Plate
B) North American Plate
C) Pacific Plate
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