6th Grade Science
Unit 3 Earth and Beyond
ReviewQuestions
1. What causes the Sun to appear to move?
a. Earth’s rotation c. Earth’s distance from the Sun
b. Earth’s revolution d. Earth’s tilted axis
Answer:
Earth’s rotation
Unit 3 Review
2. Earth is farthest from the sun during _____.a. spring c. winterb. summer d. fall
Answer:
summer
Unit 3 Review
3. The Moon takes _____ to make one revolution around the Earth?a. 24 hours c. 23.5 daysb. 365 days d. 27.3 days
Answer:
27.3 days
Unit 3 Review
4. The solar system is made of ___?a. planets c. cometsb. asteroids and meteoroids d. all the above
Answer:
All the above
Unit 3 Review
5. _______ was the first piloted U.S. space program.a. Project Gemini c. Project Alphab. Project Apollo d. Project Mercury
Answer:
Project Mercury
Unit 3 Review
6. The moon takes _______ to rotate once.
a. 24 hours c. 23.5 days
b. 365 days d. 27.3 days
Answer:
27.3 days
Unit 3 Review
7. What is the phase of the moon in the photo above?a. new c. fullb. 1st quarter d. 3rd quarter
Answer:
full
8. Electromagnetic radiation includes ____.a. Radio waves c. ultraviolet radiationb. X rays d. all of the above
Answer:
All of the above
Unit 3 Review
9. What kind of telescope uses mirrors to collect light?a. reflecting c. radiob. refracting d. electromagnetic
Answer:
reflecting
Unit 3 Review
10. Who was the first human into space?
a. Edwin Aldrin c. Neil Armstrong
b. Yuri Gagarin d. John Glenn
Answer:
Yuri Gagarin
Unit 3 Review
11. The Moon appears to be getting larger during the ____ phase.a. waxing c. crescentb. waning d. gibbous
Answer:
waxing
Unit 3 Review
12. What is the speed of light in space?a. 300 km/s c. 30,000 km/sb. 3,000 km/s d. 300,000 km/s
Answer:
300,000 km/s
Unit 3 Review
13. Which planet has a complex ring system consisting of thousands of ringlets?.a. Mars c. Jupiterb. Saturn d. Venus
Answer:
Saturn
Unit 3 Review
14. What is the phase of the moon in the photo above?a. new c. fullb. 1st quarter d. 3rd quarter
Answer:
3rd quarter
15. Who was the first human on the moon?
a. Edwin Aldrin c. Neil Armstrong
b. Yuri Gagarin d. John Glenn
Answer:
Neil Armstrong
Unit 3 Review
16. A(n) _____ is the darkest part of the shadow during an eclipse.
a. umbra c. waxing gibbous
b. prenumbra d. waning gibbous
Answer:
umbra
Unit 3 Review
17. ____ Mission landed the 1st astronauts on the moon.a. Luna c. Geminib. Sputnik d. Apollo
Answer:
Apollo
Unit 3 Review
18. Which season is beginning for the northern hemisphere?
a. spring c. fall
b. summer d. winter
Answer:
summer
19. Select the order from the smallest to largest.
a. Sun, Milky Way, solar system, universe
b. Sun, Milky Way, universe, solar system
c. Sun, solar system, Milky Way, universe
Answer:
Sun, solar system, Milky Way, universe
Unit 3 Review
20. The Moon appears to be getting larger during its waning phase.a. Trueb. False
Answer:
False
Unit 3 Review
21. February 8 is a _____ phase
a. Waxing crescent c. Waxing gibbous
b. Waning crescent d. Waning gibbous
Answer:
Waxing crescent
22. Electromagnetic radiation includes ____.
a. Radio waves c. ultraviolet radiation
b. X rays d. all of the above
Answer:
All of the above
Unit 3 Review
23. A(n) _____ is the lighter part of the shadow during an eclipse.
a. umbra c. waxing gibbous
b. prenumbra d. waning gibbous
Answer:
prenumbra
Unit 3 Review
24. Dark-colored, relatively flat regions of the Moon's surface that were formed when interior lava filled large basins are called ____.
a. craters c. maria
b. volcanoes d. sedimentary rocks
Answer:
maria
Unit 3 Review
25. December 21 or 22 in the northern hemisphere is the ____.
a. Winter Solstice c. Spring Equinox
b. Summer Solstice d. Fall Equinox
Answer:
Winter solstice
Unit 3 Review
26. The imaginary line extending between the poles around which Earth spins is its _____.a. circle c. sphereb. ellipse d. axis
Answer:
axis
Unit 3 Review
27. Earth’s magnetic axis is tilted ____ degrees from a line drawn perpendicular to the plane of its orbit.
a. 11.5 c. 32.7b. 23.5 d. 57.2
Answer:
11.5
Unit 3 Review
28. The Moon’s crust is the thinnest on the side facing the Earth.a. Trueb. False
Answer:
True
Unit 3 Review
29. An object that revolves around another object in space is a(n)_____.
a. rocket c. electromagnetic spectrum
b. satellite
Answer:
satellite
Unit 3 Review
30. What is Jupiter’s Great Red Spot?a. giant storm system c. iron oxide depositb. impact crater
Answer:
Giant storm system
Unit 3 Review
31. Earth’s axis is tilted ____ degrees from a line drawn perpendicular to the plane of its orbit.
a. 11.5 c. 32.7
b. 23.5 d. 57.2
Answer:
23.5
Unit 3 Review
32. The Earth’s period of revolution is ___ .
a. 24 hours c. 365 days
b. 27.3 days d. 1000 years
Answer:
365 days
Unit 3 Review
33. What causes the seasons?a. Earth’s rotation b. Earth’s distance from the sunc. Earth’s tilted axis d. Alignment of Earth, Moon, and Sun
Answer:
Earth’s titled axis
Unit 3 Review
34. June 21 or 22 in the northern hemisphere is the ____.
a. Winter Solstice c. Spring Equinoxb. Summer Solstice d. Fall Equinox
Answer:
Summer Solstice
Unit 3 Review
35. Where is the asteroid belt?a. between Mercury and Venusb. between Mars and Jupiterc. beyond Pluto
Answer:
Between Mars and Jupiter
Unit 3 Review
36. What space missions goal was to put a spacecraft into orbit and bring it back safely.a. Project Mercury c. Project Geminib. Project Apollo d. Viking 1
Answer:
Project Mercury
Unit 3 Review
37. Which of the following is a natural satellite of Earth?a. Skylab c. the Sunb. Space Shuttle d. the Moon
Answer:
The Moon
Unit 3 Review
38. When Earth’s shadow fall on the moon.a. lunar eclipseb. solar eclipse
Answer:
Lunar eclipse
Unit 3 Review
39. The Earth’s rotates ___ as viewed from above the north pole.
a. Clockwise c. Earth does not rotate
b. Counter-clockwise d. Depends on the season
Answer:Counter-clockwise
Unit 3 Review
40. As sailors sailed north they noticed the north star ___ .
a. Got brighter c. appeared higher in the sky
b. Got dimmer d. appeared lower in the sky
Answer:
Appeared higher in the sky
Unit 3 Review