Solar System Unit Test Review 4th grade

Question 1

What is moonlight?

Accepted Answer

Reflected sunlight

Question 2

Rob observed the moon and drew these sketches in his science log. What did he observe?

Accepted Answer

Waning portion of cycle

Question 3

The trip Earth takes around the sun is also called a/an

Accepted Answer

Revolution

Question 4

The _______ is the name of the central star in the Solar System.

Accepted Answer

Sun

Question 5

The earth rotates once each

Accepted Answer

day

Question 6

Which of these constellations is also know as Great Bear?

Accepted Answer

Ursa Major

Question 7

A _______ makes far away objects seem brighter and closer.

Accepted Answer

Telescope

Question 8

During which phase is the moon completely dark?

Accepted Answer

New Moon

Question 9

The force of attraction that keeps the Earth revolving around the Sun is

Accepted Answer

gravity

Question 10

The Earth travels in a path around the sun called a/an

Accepted Answer

orbit

Question 11

The Earth's tilt is caused by the line of its

Accepted Answer

axis

Question 12

A ________ is an instrument used to measure the angle between any two visible objects.

Accepted Answer

Sextant

Question 13

How long does it take for the Moon to go through all of its phases?

Accepted Answer

29 days

Question 14

Polaris is also known as

Accepted Answer

North Star

Question 15

Dan observed the moon for 2 weeks & drew these sketches in his journal. What did he observe?

Accepted Answer

Waxing portion of the moon

Questions 15