Are You a Smart 4th Grader?

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?

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

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

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

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

Sun 3 Answer

• When will your shadow be the longest?

• (Choose the one best answer.)

• B. sunrise in winter

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

Sun 4 Answer

• When will your shadow be the shortest?

• C. noon in summer

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.

Sun 5 Answer

• What causes day and night on Earth?

• A. Earth rotates on its axis.

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

Sun 6 Answer

• Where is the Sun at noon?

• C. at its highest point in the sky

Sun 7

• Where will your shadow be if the Sun is behind you?

• A. in front of you

• B. behind you

• C. beside you

Sun 7 Answer

• Where will your shadow be if the Sun is behind you?

• A. in front of you

Moon 1

• Which of the following Moon drawings is a crescent moon?

• A. B. C.

•

Moon 1Answer

• Which of the following Moon drawings is a crescent moon?

• B.

•

•

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

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

Moon 3

How many weeks are between full Moons?

(Choose the one best answer.)

A. one week

B. two weeks

C. four weeks

Moon 3 Answer

How many weeks are between full Moons?

C. four weeks

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.

Moon 4 Answer

• Why does the shape of the Moon appear to change each night?

• A. The Moon revolves around Earth.

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.

Moon 5 Answer

• Why does the Moon appear to move across the sky each night?

• C. The Earth rotates on its axis.

Stars 1

• What instrument makes faraway objects seem closer?

• (Choose the one best answer.)

• A. microscope

• B. telescope

• C. periscope

Stars 1Answer

• What instrument makes faraway objects seem closer?

• B. telescope

Stars 2

• What star is closest to Earth?

Stars 2 Answer

• What star is closest to Earth?

• The Sun

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?

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.

Stars 4

• What tool that makes distant objects look closer did Galileo Galilei use?

• A. microscope

• B. telescope

• C. periscope

Stars 4 Answer

• What tool that makes distant objects look closer did Galileo Galilei use?

• (Choose the one best answer.)

• B. telescope

Stars 5

• Describe the movement of the stars in the sky during night.

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.

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.

Stars 6 Answer

• A group of stars that forms a pattern that has a name is called

• A. a constellation.

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?

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.