You want to observe the changing position of the Sun. Which safety rule should you follow?

Never look straight at the Sun.

Which BEST describes a planet?

It moves in an orbit around a star.

How are planets and stars ALIKE?

Both look like points of light in the night sky.

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4th Grade Solar System Test

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Questions 19

Answers

1
What does a radio telescope do?
collects radio waves
collects light
makes distant objects seem bright
magnifies distant objects
2
How is a star DIFFERENT from a planet?
A star is made of dust and ice.
A star is a ball of hot gases.
A star is solid and rocky.
A star is made of frozen gases.
3
How much time will it take for Earth to reach the opposite side of the Sun?
12 hours
six months
one year
24 hours
4
In the picture, which planet has the LONGEST year?
planet 4
planet 3
planet 1
planet 2
5
Which object should people NOT look at with a telescope.
a planet
the Moon
the Sun
a distant star
6
What is the object moving in the outermost orbit of the solar system?
Pluto
Saturn
Neptune
Uranus
7
Telescopes work by making objects look ___________.
rounder
darker
flatter
bigger
8
Which shows a correct order of planets from CLOSET to FARTHEST away from the Sun?
Mars, Jupiter, Saturn
Venus, Earth, Mercury
Jupiter, Mars, Neptune
Uranus, Neptune, Jupiter
9
Which is an outer planet in our solar system?
Jupiter
Venus
Earth
Mars
10
The planets shows are
the dwarf planets
the inner planets
Earth's moons
the outer planets
11
You want to observe the changing position of the Sun. Which safety rule should you follow?
Never look straight at the Sun.
Use an optical telescope to look at the Sun.
Look straight at the Sun for only a few minutes.
Use a radio telescope to look at the Sun.
12
Which BEST describes a planet?
It is a ball of hot gases.
It moves in an orbit around a star.
It forms a pattern with other planets.
It produces light of its own.
13
Earth gets the right amount of heat and light to support life because of Earth's ________.
small size
distance from the Sun
short rotation
number of moons
14
The outer planets are cold and dark because they are _________.
close to the Sun
close to each other
far from the Sun
far from each other
15
How are planets and stars ALIKE?
Both look like points of light in the night sky.
Both are similar in size.
Both are made of hot gases.
Both move in orbits around the Sun.
16
What are Mars and Earth doing in the picture?
moving closer to the Sun
moving away from the Sun
spinning around each other
orbiting the Sun
17
Humans have looked at planets
throughout history
with radio telescopes
only since telescopes entered space
only since telescopes were invented
18
An optical telescope magnifies distant objects by collecting _________.
objects.
light.
radio waves.
detail.
19
This planet is between
Saturn and Jupiter
Jupiter and Uranus
Mars and Jupiter
Uranus and Neptune

4th Grade Solar System Test Flashcards | StudBud