Unit 7 Unit 2: Earth Science Exam
1. The footprints of a dinosaur are an example of what type of fossil? (1 point)
trace fossil
2. Differences in ocean-surface height can be measured by . (1 point)
satellites
3. Which of the following is associated with mid-ocean ridges? (1 point)
mountainous topography
4. Which regions are thought to be the most level places on Earth? (1 point)
abyssal plains
5. Where does seafloor spreading occur? (1 point)
at divergent plates
6. Biogenous sediment is made up of . (1 point)
shells and skeletons of marine organisms
7. The highest salinity would be found in which of the following areas? (1 point)
an area with high rates of evaporation
8. Where would you find the lowest density seawater? (1 point)
surface mixed zone
9. According to the conveyor belt model of ocean circulation, what happens when water reaches the poles? (1 point)
The salinity of the water increases.
10. Which of the following is NOT true about a wave in the open ocean? (1 point)
Water particles travel with the wave.
11. When is the daily tidal range greatest? (1 point)
spring tide
12. Which of the following structures is built to protect boats from large breaking waves? (1 point)
breakwater
13. Which of the following is true about equinoxes? (1 point)
Days and nights are equal in length everywhere.
14. Earth receives energy from the sun through what method of heat transfer? (1 point)
radiation
15. Which of the following best describes the temperatures of a city located along a windward coast? (1 point)
cooler summer temperatures than an inland location at the same latitude
16. Isotherms are lines that connect points of equal . (1 point)
temperature
17. A cold, dry air mass that moves over warm, tropical waters will likely become . (1 point)
warmer and wetter
18. A cT air mass is . (1 point)
hot and dry
19. Which of the following is considered to be a boundary between two different air masses? (1 point)
both warm front and cold front
20. Which stage happens first in the life cycle of a middle-latitude cyclone? (1 point)
A front forms.
21. Thunderstorms form when warm, humid air rises in a(n) . (1 point)
unstable environment
22. What happens to the intensity of solar energy as latitude increases? (1 point)
It decreases.
23. Global winds move warm air toward the . (1 point)
poles
24. Which of the following is NOT a principal group in the Köppen system? (1 point)
west coast climate
25. In dry climates, rates of evaporation exceed . (1 point)
rates of precipitation
26. What is the relationship between fossil fuels and the greenhouse effect? (1 point)
Burning fossil fuels releases carbon dioxide into the atmosphere.
27. The geocentric model of the universe stated that . (1 point)
Earth was the center of the universe
28. The true shape of planetary orbits was discovered by . (1 point)
Kepler
29. Earth’s axis slowly but continuously points in different directions, a movement known as . (1 point)
precession
30. What occurs when the moon casts its shadow on Earth? (1 point)
solar eclipse
31. Maria formed from which of the following? (1 point)
basaltic lava
32. How does crater density relate to the moon’s geologic history? (1 point)
High crater density is associated with older surfaces.
33. Which of the following is NOT characteristic of Jovian planets? (1 point)
thin atmospheres
34. On which thickly clouded planet has radar mapping revealed a varied topography consisting of plains, highlands, and thousands of volcanic structures? (1 point)
Venus
35. Which features on Mars point to the possibility of liquid water on the planet? (1 point)
gullies and streamlike channels
36. Which planet’s axis of rotation lies nearly parallel with the plane of its orbit? (1 point)
Uranus
37. Most meteor showers are associated with the orbits of . (1 point)
comets
38. The energy of a photon is related to its . (1 point)
wavelength
39. Large Doppler shifts indicate . (1 point)
high speeds
40. Which of the following is NOT an advantage of radio telescopes over optical telescopes? (1 point)
Radio telescopes have better resolution.
41. Which part of the sun lies directly above the visible “surface” of the sun? (1 point)
chromosphere
42. What are the most explosive events that occur on the sun? (1 point)
solar flares
43. The source of the sun’s energy is . (1 point)
nuclear fusion
44. Which magnitude would be associated with the brightest star? (1 point)
–5
45. Which stars are composed of matter in which electrons have combined with protons? (1 point)
neutron stars
46. What will be the final stage in the sun’s life cycle? (1 point)
black dwarf
Explanation: hope it helps you :))
