Earth In Space Pretest - Christopher Grigg | Laabri

1

Which of the following is one day on Earth? The time it takes for

Earth to orbit the Sun.

the Sun to orbit Earth.

Earth to completely rotate around its axis.

the Sun to completely rotate around its axis.

1

A planet has a shorter day than Earth does. Which of the following is most likely to explain why?

It is closer to the Sun.

It has no moon.

It takes less time to make a complete revolution around the Sun.

It takes less time to make a complete rotation around its axis.

1

Which of the following causes the ocean’s tides?

earth’s revolution around the Sun

the magnetic field between Earth’s north and south poles

the gravitational pull between Earth and the Sun and the Moon

changes in atmospheric pressure

1

About how long does one cycle of the Moon’s phases last?

a year

a month

two weeks

a day

1

There is a full moon on October 9 and November 6. What phase is the Moon in on October 23? You can use the Calendar below.

new

crescent

quarter

full

1

You can use the Calendar for question 5.

1

Which diagram(s) below best represent(s) the position of the Moon during a quarter Moon? Note that S represents the Sun, E is Earth, and M is the Moon.

A

B

C

D

1

Which diagram(s) above show(s) the Moon during the most extreme tides? Note that S represents the Sun, E is Earth, and M is the Moon.

A

B

C

D

1

What percentage of the Moon is lit by the Sun? Explain your answer below.

always 50%

always 100%

varies from 0 to 50%

varies from 0 to 100 %

1

Explain your answer to question 9.

1

The phases of the Moon are caused by which of the following?

earth’s orbit (revolution) around the Sun

earth’s rotation around its axis

the Moon’s orbit (revolution) around Earth

earth’s shadow falling on the Moon

1

Which of the following results from the tilt of Earth?

more daylight in summer than in winter

a bulge at the equator

a longer year every fourth year

the phases of the Moon

1

Changing seasons are caused by which of the following?

changes in the Sun’s energy

solar wind patterns

the tilt of Earth’s axis

the distance from Earth to the Sun

1

If Earth’s axis were tilted 50°, which of the following would result?

a longer day–night cycle

more extreme seasons

a longer year

A and B, but not C

1

If Earth revolved more slowly in its orbit around the Sun, which of the following would be likely to result?

a longer year

shorter seasons

a longer average day length

none of the above

1

Which of the diagrams below correctly represents the position of Earth during winter in the United States? Explain how you decided which answer is correct.

1

Your friend went outside and sat in the shade of a tree for two hours. While she was there, the shade from the tree got smaller and smaller. Was it morning or afternoon and why did the shade get smaller at that time of day?