1. Are You a Smart 4th Grader?

2. Sun 1 In what direction did the Sun rise this morning?
In what direction will the Sun set this evening?
Does the Sun rise and set in the same directions each day?

3. Sun1 Answer In what direction did the Sun rise this morning? east
In what direction will the Sun set this evening? west
Does the Sun rise and set in the same directions each day? yes

4. Sun 2 What information can a shadow give you?
(Mark all the correct answers.)
_____ the position of the Sun
_____ the time of day
_____ how tall you are
_____ where east and west are

5. Sun 2 Answer What information can a shadow give you?
(Mark all the correct answers.)
__X__ the position of the Sun
__X__ the time of day
_____ how tall you are
__X__ where east and west are

6. Sun 3 When will your shadow be the longest?
(Choose the one best answer.)
A. noon in winter
B. sunrise in winter
C. noon in summer

7. Sun 3 Answer When will your shadow be the longest?
(Choose the one best answer.)
B. sunrise in winter

8. Sun 4 When will your shadow be the shortest?
(Choose the one best answer.)
A. noon in winter
B. sunrise in winter
C. noon in summer

9. Sun 4 Answer
When will your shadow be the shortest?
A. noon in winter

10. Sun 5 What causes day and night on Earth?
(Choose the one best answer.)
A. Earth rotates on its axis.
B. Earth revolves around the Sun.
C. The Moon revolves around Earth.

11. Sun 5 Answer What causes day and night on Earth?
A. Earth rotates on its axis.

12. Sun 6 Where is the Sun at noon? (Choose the one best answer.)
A. at the horizon
B. at the equator
C. at its highest point in the sky

13. Sun 6 Answer Where is the Sun at noon?
C. at its highest point in the sky

14. Sun 7 Where will your shadow be if the Sun is behind you?
A. in front of you
B. behind you
C. beside you

15. Sun 7 Answer Where will your shadow be if the Sun is behind you?
A. in front of you

16. Moon 1 Which of the following Moon drawings is a crescent moon?
A B C.

17. Moon 1Answer Which of the following Moon drawings is a crescent moon?B.

18. Moon 2 What times might you be able to see the Moon in the sky?
(Mark all the correct answers.)
_____ at night
_____ during a new moon
_____ early in the morning
_____ just before sunset
_____ just after sunrise

19. Moon 2 Answer What times might you be able to see the Moon in the sky?
(Mark all the correct answers.)
X at night
_____ during a new moon
X early in the morning
X just before sunset
X just after sunrise

20. Moon 3 How many weeks are between full Moons?
(Choose the one best answer.)
A. one week
B. two weeks
C. four weeks

21. How many weeks are between full Moons? C. four weeks
Moon 3 Answer
How many weeks are between full Moons?
C. four weeks

22. Moon 4 Why does the shape of the Moon appear to change each night?
(Choose the one best answer.)
A. The Moon revolves around Earth.
B. The Earth revolves around the Moon.
C. The Earth rotates on its axis.

23. Moon 4 Answer
Why does the shape of the Moon appear to change each night?
A. The Moon revolves around Earth.

24. Moon 5 Why does the Moon appear to move across the sky each night?
(Choose the one best answer.)
A. The Moon revolves around Earth.
B. The Earth revolves around the Moon.
C. The Earth rotates on its axis.

25. Moon 5 Answer
Why does the Moon appear to move across the sky each night?
C. The Earth rotates on its axis.

26. Stars 1 What instrument makes faraway objects seem closer?
(Choose the one best answer.)
A. microscope
B. telescope
C. periscope

27. Stars 1Answer What instrument makes faraway objects seem closer?
B. telescope

28. Stars 2
What star is closest to Earth?

29. Stars 2 Answer
What star is closest to Earth?
The Sun

30. Stars 3
Which of the following would be a good location to build a telescope?
(Choose the one best answer.)
A. downtown Los Angeles
B. a mountaintop in the Sierra Nevada
C. a beach near San Francisco
Why did you select this location?

31. Stars 3 Answer
Which of the following would be a good location to build a telescope?
B. a mountaintop in the Sierra Nevada
Why did you select this location?
It’s away from the polluted air. Polluted air has particles that interfere with vision.

32. Stars 4
What tool that makes distant objects look closer did Galileo Galilei use?
B. telescope

33. Stars 4 Answer
What tool that makes distant objects look closer did Galileo Galilei use?
(Choose the one best answer.)
A. microscope
B. telescope
C. periscope

34. Stars 5
Describe the movement of the stars in the sky during night.

35. Stars 5 Answer
Describe the movement of the stars in the sky during night.
The stars appear to be moving from east to west because of the Earth’s rotation on its axis.

36. Stars 6
A group of stars that forms a pattern that has a name is called
(Choose the one best answer.)
A. a constellation.
B. a solar system.
C. a galaxy.

37. Stars 6 Answer
A group of stars that forms a pattern that has a name is called
A. a constellation.

38. Stars 7
Compare the motion of the stars at night and the Sun during the day.
a. How are they the same?
b. How are they different?

39. Stars 7 Answer
Compare the motion of the stars at night and the Sun during the day.
a. How are they the same?
They move from east to west.
b. How are they different?
The stars appear to move much more slowly.