Vocabulary
Earth Structure
Earth's Crust and Density
Evidence of Earth's Interior
Plate Tectonics
100

1. What does spatial mean?
A. Information about time
B. Information about location or where something is
C. Information about numbers
D. Information about computers

B. Information about location or where something is

100

6. Which example shows numerical information?
A. The volcano is dangerous
B. The earthquake was strong
C. The plate moves 6 cm per year
D. The volcano is near the ocean

C. The plate moves 6 cm per year

100

11. What is the difference between the outer core and inner core?
A. Outer core is solid and inner core is liquid
B. Outer core is liquid and inner core is solid
C. Both are solid
D. Both are liquid

B. Outer core is liquid and inner core is solid

100

16. What is density?
A. How hot something is
B. How much mass is packed into a certain volume
C. How fast something moves
D. How old something is

B. How much mass is packed into a certain volume

100

21. What are the three types of plate boundaries?
A. Convergent, divergent, transform
B. Hot, cold, warm
C. Upper, lower, middle
D. Fast, slow, medium

A. Convergent, divergent, transform

200

2. Which example shows spatial information?
A. An earthquake happened 200 million years ago
B. A volcano is located in the Pacific Ocean
C. The plate moves 5 cm per year
D. A computer model predicts earthquakes

B. A volcano is located in the Pacific Ocean

200

7. What does computational mean?
A. Using step-by-step methods or computers to solve problems
B. Describing where something is located
C. Describing how old something is
D. Describing rock types

A. Using step-by-step methods or computers to solve problems

200

12. What is the approximate thickness of Earth's crust beneath continents?
A. 5 km
B. 35 km
C. 500 km
D. 2900 km

B. 35 km

200

17. How do scientists learn about Earth's interior?
A. By drilling to the core
B. By studying seismic waves from earthquakes
C. By looking at clouds
D. By measuring ocean water

B. By studying seismic waves from earthquakes

200

22. What happens at a divergent plate boundary?
A. Plates move toward each other
B. Plates move apart
C. Plates slide past each other
D. Plates stop moving

B. Plates move apart

300

3. What does temporal mean?
A. Information about time
B. Information about numbers
C. Information about space
D. Information about temperature

A. Information about time

300

8. Which example shows computational thinking?
A. Looking at a map
B. Running a computer model to predict earthquakes
C. Measuring temperature
D. Observing a rock sample

B. Running a computer model to predict earthquakes

300

13. What are the two types of Earth's crust?
A. Continental and oceanic
B. Rocky and sandy
C. Upper and lower
D. Solid and liquid

A. Continental and oceanic

300

18. What are P-waves and S-waves?
A. Ocean waves
B. Types of seismic waves from earthquakes
C. Wind patterns
D. Types of volcanoes

B. Types of seismic waves from earthquakes

300

23. What happens at a convergent plate boundary?
A. Plates move apart
B. Plates slide past each other
C. Plates move toward each other
D. Plates disappear

C. Plates move toward each other

400

4. Which example shows temporal information?
A. The mountain is in North America
B. The earthquake happened last year
C. The volcano is 3000 meters tall
D. The rock has high density

B. The earthquake happened last year

400

9. What are the three main layers of Earth?
A. Crust, mantle, core
B. Crust, ocean, atmosphere
C. Mantle, magma, crust
D. Core, atmosphere, ocean

A. Crust, mantle, core

400

14. Which type of crust is denser?
A. Continental crust
B. Oceanic crust
C. Both are the same
D. Neither has density

B. Oceanic crust

400

19. Why are S-waves important for studying Earth's interior?
A. They travel through liquids
B. They cannot travel through liquids
C. They travel only through air
D. They move slower than sound

B. They cannot travel through liquids

400

24. What process creates new ocean crust at mid-ocean ridges?
A. Seafloor spreading
B. Erosion
C. Weathering
D. Subduction

A. Seafloor spreading

500

5. What does numerical mean?
A. Information about colors
B. Information that includes numbers or measurements
C. Information about time
D. Information about space

B. Information that includes numbers or measurements

500

10. What is the main difference between the crust and the mantle?
A. The crust is thinner and the mantle is thicker
B. The mantle is colder than the crust
C. The crust is deeper than the mantle
D. The mantle is made of water

A. The crust is thinner and the mantle is thicker

500

15. What happens to denser materials inside Earth?
A. They float to the surface
B. They sink toward the core
C. They stay in the crust
D. They disappear

B. They sink toward the core

500

20. What is plate tectonics?
A. The study of stars
B. The theory that Earth's plates move on the surface
C. The study of oceans
D. The study of weather

B. The theory that Earth's plates move on the surface

500

25. What type of plate boundary forms the Mid-Atlantic Ridge?
A. Divergent boundary
B. Convergent boundary
C. Transform boundary
D. Continental boundary

A. Divergent boundary

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