Quiz about Earth-Sun-Moon System

Question 1

A _____________ is the motion that one object in space takes around another object.

Accepted Answer

revolution

Answer

orbit

Answer

phase

Answer

rotation

Question 2

The sun has a greater gravitational pull on Earth than the moon because it has more ____________.

Accepted Answer

mass

Answer

volume

Answer

motion

Question 3

The _____________________ between Earth and the less-massive moon keeps the moon moving around Earth & between Earth and the sun keeps Earth revolving around this massive star.

Accepted Answer

gravitational force

Answer

revolution

Answer

rotation

Answer

apparent motion

Question 4

The shape of the Earth and its path around the Sun are caused by _________________

Accepted Answer

pull of gravity

Answer

rotation

Answer

seasons

Answer

revolution

Question 5

What causes apparent motion of the Sun and stars?

Accepted Answer

Earth's rotation

Answer

gravity

Answer

Earth's revolution

Answer

Earth's orbit

Question 6

Which statement BEST describes the relationships between the Sun, Moon, and Earth?

Accepted Answer

Earth orbits the Sun, and the Moon orbits Earth.

Answer

Earth orbits the Moon, and the Sun orbits Earth.

Answer

The Sun orbits the Moon, and Earth orbits the Sun.

Answer

The Moon orbits the Sun, and Earth orbits the Moon.

Question 7

The Seven Sisters are seven stars located more than 400 light-years away in the Taurus constellation and they can be seen here with Venus and another constellation, Orion. Why do these stars seem so small compared to our Sun, also a star?

Accepted Answer

Our Sun is much closer to Earth than the Seven Sisters.

Answer

Our Sun is much larger than any of the Seven Sisters.

Answer

The Seven Sisters are ancient stars; the Sun is a young star.

Answer

Stars found in constellations are much older and smaller than any other stars.

Question 8

As the Earth spins, __________ occurs when part of the Earth is facing toward the Sun.

Accepted Answer

day

Answer

night

Answer

spring

Answer

summer

Question 9

The picture is showing a relative size difference in the earth and its moon. In a comparison of the sun, earth, and moon, the largest to smallest is

Accepted Answer

sun, earth, moon

Answer

earth, sun, moon

Answer

sun, moon, earth

Question 10

The number of daylight hours is the greatest in the summer and the fewest in the winter.

Accepted Answer

true

Answer

false

Question 11

You know that the sun rises in the east every morning and sets in the west every evening. What is it that causes this to happen?

Accepted Answer

The rotation of the earth on its axis.

Answer

The rotation of the sun on its axis.

Answer

The rotation of the sun around the earth.

Question 12

Earth _________ 365.25 times in a year.

Accepted Answer

revolves

Answer

axis

Answer

shadows

Answer

clouds

Question 13

________________ is an imaginary line around which Earth rotates. The points where it intersects with the surface of Earth are the North Pole and the South Pole.

Accepted Answer

Earth's axis

Answer

latitude

Answer

hemisphere

Question 14

Although the Sun is very far way, its size keeps Earth in its orbit because of the _______________ between the two masses.

Accepted Answer

gravitational force

Answer

mass

Answer

weight

Answer

acceleration

Question 15

Certain stars are visible from Earth at certain times each year.

Accepted Answer

true

Answer

false

Question 16

Sam hated the long nights of winter! His mother called him in from playing so early: around 4:30 PM! It is usually dark out when Sam is eating supper. What letter represents the long NIGHTS where Sam lives?

Accepted Answer

A

Answer

B

Answer

C

Answer

D

Question 17

The picture shows us how the Sun's rays strike Earth. Because of the Earth's tilt on its axis, some parts of Earth are having summer, and others, winter. Imagine it is the summer, somewhere on Earth. What letter in this model represents long DAYS?

Accepted Answer

C

Answer

A

Answer

B

Answer

D

Question 18

The moon rises and sets every day, like the sun. Imagine that you went outside at 7:00 PM and see the moon in the night sky. The next night you go outside at the exact same time you went out on the first night (7:00). The stars are in almost the same part of the sky as they were the first night but the moon is not. Why has the moon changed its position from one night to the next?

Accepted Answer

The moon is orbiting the Earth once per month.

Answer

The Earth is orbiting the sun once per year.

Answer

The night sky is moving east to west over Earth.

Answer

The Earth is moving in an opposite direction from the moon.

Question 19

Having been here on Earth for a while, you know that every year is made up of four seasons. What is the primary cause of the change from season to season?

Accepted Answer

The tilt of the earth on its axis.

Answer

The heating and cooling of the sun.

Answer

The change in distance from the earth to the sun during different seasons.

Answer

The rotation of the earth on its axis.

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