Name ______
MSIP Resource Manual Worksheet, Chapter 3
Chapter 3: Mars in the Solar System (pgs. 13-18)
Similarities and Differences
1. The tilt of Mars’s axis is similar to Earth. Earth’s tilt is 23.5o; Mars’s tilt is ______o.(Enter a number)
2. Earth’s day is 24 hours long. Mars’s day is 24 hour ______minutes long, almost the same length as Earth. (Enter a number)
3. Venus has been considered Earth’s twin. This is because Venus is very similar in ______and ______as Earth. (There is two answers to this question.)
a. atmospherec. size
b. massd. temperature
4. The southern ice cap of Mars is made mostly of…
a. dry ice.c. both dry ice and water ice.
b. water ice.
5. The surface of Mars has very few craters on its surface.
a. Trueb. False
Match the hemisphere with its features.
_____6. Surface is very heavily cratered._____7. Made up mainly of smooth, dark plains. / A. Northern Hemisphere
B. Southern Hemisphere
8. The Tharsis Bulge is home to the largest ______in the entire Solar Systems.
a. canyonsc. plains
b. mountain rangesd. volcanoes
9. Because Mars was geologically active for so long, you can have ______terrain next to ______cratered terrain in the south. (There are two answers to this question.)
a. ancientc. very
b. mountainousd young
Polar Caps
10. During the winter, this freezes out of Mars’s atmosphere at the poles.
a. Carbon dioxidec. Nitrogen
b. Carbon Monoxided. Oxygen
11. As much as ______of the atmosphere of Mars freezes and becomes part of the polar ice cap each winter.
a. 1/4 c. 1/2
b. 1/3d. 2/3
12. During the summers, the polar caps…
a. grow larger.b. shrink.
13. There is always ice left at the poles.
a. Trueb. False
14. The ice that remains at the north pole is mostly…
a. dry ice.c. frozen oxygen.
b. frozen nitrogen.d. water ice.
Craters
15. The craters on Mars are similar to those found on…
a. Deimos.c. the Moon.
b. the Earth.d. Phobos.
16. What is ejecta?
a. Large, smooth plains.
b. Lava that flows over a long distance.
c. Material blasted into the air from the impact of an object with Mars.
d. Material blown into the air out of a volcano during an eruption.
18. What would cause ejecta blankets to form?
a. Some of the ejecta flowed across the surface outside the crater.
b. Magma under the surface being blown on to the surface of Mars.
c. The angle of the object hitting the surface of Mars.
d. The way ejecta falling straight back to the surface.
21. Craters that are made into an incomplete circle by lava flows covering part of the rim are particularly common near the…
a. equator.c. southern hemisphere.
b. polar regions.d. Tharsis Montes volcanoes.
-
Wind Features
Volcanoes
23. What are possible reasons Martian volcanoes are the largest in the Solar System? (There are two answers to this question.)
a. Major eruptions occurred in the same place, creating large volcanoes.
b. Mars has more magma to form volcanoes.
c. Mars seems to have a much thicker crust than Earth so there are no moving crustal plates.
d. Mars seems to have a much thinner crust than Earth so there are no moving crustal plates.
24. If Olympus Mons were on Earth, it would be 2.5 times higher than ______, the tallest mountain on Earth, and cover almost the entire state of ______. (There are two answers to this question.)
a. Arizonac. Missouri
b. the Matterhornd. Mt. Everest
25. Volcanoes on Mars were formed…
a. from lava accumulating from constant eruptions over millions of years.
b. from lava upwelling through vents in the fractures created by Tharsis Bulge.
c. through build-up through constant bombardment.
d. through the process of plate tectonics early if Mars’s history.
Canyons
26. This is the largest canyon in the Solar System.
a. Minio Vallesc. Valles Marineris
b. Nanedi Vallesd. Verdi Valles
27. The total length of the Valles Marineris system over ______miles. (Enter a number, no coma)
28. At the end of the canyon is a region that may have been formed by huge floods. The region contains…
a. chaotic terrain.c. rough terrain.
b. mountainous terrain.d. smooth terrain.
29. Valles Marineris was formed by flowing water.
a. Trueb. False
Channels
30. Do we have evidence liquid water once flowed on Mars?
a. Yesb. No
31. In addition to water, flowing lava could have also formed channels on Mars.
a. Trueb. False
MSIP Resource Manual Worksheet, Chapter 3 – Key
1. The tilt of Mars’s axis is similar to Earth. Earth’s tilt is 23.5o; Mars’s tilt is ______.98o. (Enter a number)
23
2. Earth’s day is 24 hours long. Mars’s day is 24 hour ______minutes long, almost the same length as Earth. (Enter a number)
37
3. Venus has been considered Earth’s twin. This is because Venus is very similar in ______and ______as Earth. (There is two answers to this question.)
b. mass; c. size
4. The southern ice cap of Mars is made mostly of…
a. dry ice.
5. The surface of Mars has very few craters on its surface.
b. False
_____6. Surface is very heavily cratered._____7. Made up mainly of smooth, dark plains. / A. Northern Hemisphere
B. Southern Hemisphere
B 6. Surface is very heavily cratered.
A 7. Made up mainly of smooth, dark plains.
8. The Tharsis Bulge is home to the largest ______in the entire Solar Systems.
d. Volcanoes
9. Because Mars was geologically active for so long, you can have ______terrain next to ______cratered terrain in the south. (There are two answers to this question.)
a. ancient; d. young
10. During the winter, this freezes out of Mars’s atmosphere at the poles.
a. Carbon dioxide
11. As much as ______of the atmosphere of Mars freezes and becomes part of the polar ice cap each winter.
b. 1/3
12. During the summers, the polar caps…
b. shrink.
13. There is always ice left at the poles.
a. True
14. The ice that remains at the north pole is mostly…
d. water ice.
15. The craters on Mars are similar to those found on…
c. the Moon
16. What is ejecta?
c. Material blasted into the air from the impact of an object with Mars.
17. Unlike the Moon, ejecta blankets on Mars do not have a perfectly circular form.
a. True
18. What would cause ejecta blankets to form?
a. Some of the ejecta flowed across the surface outside the crater.
19. Craters of this type are called ______craters.
d. rampart
20. Craters of this type seem to sit upon a raised pile of ejecta.
a. flat-flooredc. pedestal
b. multiple tieredd. rampart
c. pedestal
20. c
21. Craters that are made into an incomplete circle by lava flows covering part of the rim are particularly common near the…
a. equator.c. southern hemisphere.
b. polar regions.d. Tharsis Montes volcanoes.
d. Tharsis Montes volcanoes.
21. d
22. Even though the atmospheric pressure is low, surface winds on Mars are fast.
a. True
23. What are possible reasons Martian volcanoes are the largest in the Solar System? (There are two answers to this question.)
a. Major eruptions occurred in the same place, creating large volcanoes; c. Mars seems to have a much thicker crust than Earth so there are no moving crustal plates.
24. If Olympus Mons were on Earth, it would be 2.5 times higher than ______, the tallest mountain on Earth, and cover almost the entire state of ______. (There are two answers to this question.)
a. Arizona, d. Mt. Everest
25. Volcanoes on Mars were formed…
b. from lava upwelling through vents in the fractures created by Tharsis Bulge.
26. This is the largest canyon in the Solar System.
c Valles Marineris
27. The total length of the Valles Marineris system over ______miles. (Enter a number, no coma)
2500
28. At the end of the canyon is a region that may have been formed by huge floods. The region contains…
a. chaotic terrain.
29. Valles Marineris was formed by flowing water.
b. False
30. Do we have evidence liquid water once flowed on Mars?
a. Yes
31. In addition to water, flowing lava could have also formed channels on Mars.
a. True
MSIP Resource Manual Worksheet, Chapter 3 – Scoring Guide
1. 232. 37
3. a, c
4. a (3 choices)
5. b (2 choices)
6. B (2 choices)
7. A (2 choices)
8. d
9 a, d
10. a
11. b
12. b (2 choices)
13. a (2 choices)
14 d
15. c
16. c / 17. a
18. a
19. d
20. c
21. d
22. a (2 choices)
23. a, c
24. a, d
25. b
26. c
27. 2500
28. a
29. b
30. a (2 choices)
31. a (2 choices) / Scoring Guide
29-31 – 4
27-28 – 3.5
23-26 – 3
21-22 – 2.5
18-20 – 2
16-17 – 1.5
14-15 – 1
1-13 – .5
0 – 0
1