Earth and its Place in the Solar System Grade 3

Question 1

Two revolutions of Earth take ___.

Accepted Answer

two years

Question 2

The moon has ___ that make it seem to change shape.

Accepted Answer

phases

Question 3

Earth's revolution causes ___.

Accepted Answer

years

Question 4

The movement of one object around another object is called ___.

Accepted Answer

revolution

Question 5

Earth's rotation causes ___.

Accepted Answer

day and night

Question 6

The __ is made up of the sun and all the objects that orbit around it.

Accepted Answer

solar system

Question 7

A __ is a large ball of ice and dust that orbits the sun.

Accepted Answer

comet

Question 8

When Earth's shadow falls on the moon, we see a __.

Accepted Answer

lunar eclipse

Question 9

The moon's movement causes ___.

Accepted Answer

phases

Question 10

The spinning of an object on its axis is called ___.

Accepted Answer

rotation

Question 11

Earth has an imaginary line, or __, that runs through the North Pole and South Pole.

Accepted Answer

axis

Question 12

A large body of rock or gas that orbits the sun is a ____

Accepted Answer

planet

Question 13

Earth's tilt causes ____.

Accepted Answer

seasons

Question 14

The moon's shadow causes ___.

Accepted Answer

solar eclipses

Question 15

When the moon looks like a lighted circle in the sky, it is in the ___ phase.

Accepted Answer

full moon

Question 16

The outer planets are ___.

Accepted Answer

mostly larger than Earth

Question 17

Earth's shadow causes ___.

Accepted Answer

lunar eclipses

Question 18

An __ is the path of an object as it moves around another object in space

Accepted Answer

orbit

Question 19

An ___ is a chunk of rock or metal that orbits the sun.

Accepted Answer

asteroid

Question 20

How would Earth be different if its axis were not tilted?

Accepted Answer

Ther would be no seasons

Question 21

When the moon's shadow falls on Earth we see a __.

Accepted Answer

solar eclipse

Questions 21