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Galaxies & Our Solar System

Total questions: 57

Worksheet time: 48mins

Name
Class
Date
1.
Planets that are closer to the sun
a)
take more time to orbit
b)
take less time to orbit
2.
The order of the planets is:
a)
Mars,Venus,Earth,
Mercury,Saturn
Jupiter, Uranus, Neptune
b)
Earth,Venus,Mars
Jupiter, Neptune,
Mercury,Saturn,
Uranus
c)
Mercury,Venus,Earth
Mars,Jupiter,
Saturn,Uranus
Neptune
3.
Which planet is the largest?
a)
Jupiter
b)
Saturn
c)
Uranus
d)
Neptune
4.
Which planet is fifth from the sun?
a)
Saturn
b)
Jupiter
c)
Mars
d)
Earth
5.
Which planet is seventh from the sun?
a)
Saturn
b)
Earth
c)
Venus
d)
Uranus
6.
which planet is the third from the sun?
a)
Mercury 
b)
Neptune 
c)
Pluto 
d)
Earth 
7.
Which is the fourth planet from the sun?
a)
Mars
b)
Saturn
c)
Earth
d)
Jupiter
8.
Which is the second closest planet to the sun?
a)
Earth
b)
Saturn
c)
Venus
d)
Mercury
9.
The spinning of an object on its axis is called______
a)
orbit
b)
rotation
c)
revolution
d)
tide
10.
Day and night is caused by the _____________ of earth on its axis.
a)
revolution
b)
orbit
c)
rotation
11.
The earth orbits around...
a)
the sun.
b)
the moon
c)
other planets
d)
the Milky Way
12.
What are the reasons for the seasons?
a)
Earth's tilt and rotation.
b)
Earth's rotation and revolution.
c)
Earth's tilt and revolution.
d)
Earth's tilt and resolution
13.
When the Northern Hemisphere of Earth is Leaning away from the Sun, What season is the Southern Hemisphere experiencing?
a)
Summer
b)
Winter
c)
Spring
d)
Fall
14.
How long does it take the Earth to make one REVOLUTION around the Sun?
a)
12 hours
b)
24 hours
c)
365 days
d)
29.5 days
15.
How long does it take for Earth to complete on full rotation?
a)
365 days
b)
23 hours
c)
24 hours
d)
1 month
16.
The inner planets are also called...
a)
terrestrial planets
b)
gas giants
17.
Gas giants
a)
Inner planets
b)
Outer planets
c)
Both
d)
Venus
18.
Located between the inner and outer planets.
a)
Sun
b)
Asteroid belt
c)
Uranus
d)
Moons
19.
Solid, rocky surface
a)
Inner planets
b)
Outer planets
c)
Both
d)
Saturn
20.
What planet is the smallest?
a)
Mercury
b)
Venus
c)
Mars
d)
Jupiter
21.
How many outer planets are there?
a)
4
b)
8
c)
9
d)
20
22.
What two planets are closest to the asteroid belt?
a)
Mars & Jupiter
b)
Pluto & Mercury
c)
Earth and Mars
d)
Uranus and Saturn
23.
What planet is closest to the sun?
a)
Mercury
b)
Mars
c)
Venus
d)
Sun
24.
Which is hotter: Venus or Mercury?
a)
Venus
b)
Mercury
c)
They are exactly the same.
d)
Sun
25.

What is the coldest planet?

a)

Uranus

b)

Neptune

c)

Pluto

d)

Venus

26.
Which planet still has a great spot?
a)
Jupiter
b)
Neptune
c)
Mars
d)
The Moon
27.
Which planet rotates all the way on its side?
a)
Uranus
b)
Neptune
c)
Jupiter
d)
Earth
28.
Which planet is considered Earth's twin?
a)
Venus
b)
Sun
c)
Moon
d)
Mars
29.
What is one thing Venus and Earth have in common?
a)
Almost the same size
b)
Toxic atmosphere
c)
Water
d)
All of the above
30.
Which planet spins the fastest?
a)
Jupiter
b)
the Sun
c)
Pluto
d)
Earth
31.
Very few moons
a)
Inner planets
b)
Outer planets
c)
Both
d)
Mercury
32.
Mercury, Venus, Earth, & Mars
a)
Inner planets
b)
Outer planets
c)
Both
d)
Pluto
33.
Jupiter, Saturn, Uranus, & Neptune
a)
Inner planets
b)
Outer planets
c)
Both
d)
Earth
34.
Close to the sun
a)
Inner planets
b)
Outer planets
c)
Both
d)
Kuiper Belt
35.
Lots of rings
a)
Inner planets
b)
Outer planets
c)
Both
d)
Mars
36.
Shorter revolutions
a)
Inner planets
b)
Outer planets
c)
Both
d)
Neptune
37.
Part of the Milky Way
a)
Inner planets
b)
Outer planets
c)
Both
38.
Small diameter
a)
Inner planets
b)
Outer planets
c)
Both
d)
Jupiter
39.
Orbit the sun
a)
Inner planets
b)
Outer planets
c)
Both
40.
Nicknamed the 'red planet'.
a)
Venus
b)
Mercury
c)
Jupiter
d)
Mars
41.
Commonly referred to as ice giants.
a)
Mercury & Venus
b)
Earth & Mars
c)
Jupiter & Saturn
d)
Uranus & Neptune
42.
Thick atmosphere
a)
Inner planets
b)
Outer planets
c)
 Both
d)
Mercury
43.
Rotates on its side
a)
Venus
b)
Mars
c)
Saturn
d)
Uranus
44.
Home to the 'Great Red Spot'
a)
Mars
b)
Jupiter
c)
Saturn
d)
Miami
45.

a group of solar systems, dust, and gas held together by gravity; our solar system is part of the Milky Way galaxy

a)

Galaxy

b)

Comet

c)

Earth

d)

diffusion

46.

Which word best describes the shape of the Milky Way?

a)

Ellipse

b)

Sphere

c)

Spiral

d)

Sphere

47.

This type of galaxy resembles a pinwheel

a)

elliptical

b)

spiral

c)

irregular

d)

globular

48.
Our galaxy is called the
a)
Earth Nebula
b)
The Hubble Galaxy
c)
The Milky Way
d)
The Snickers
49.
Galaxies are composed of (best answer)
a)
stars
b)
stars and gas
c)
stars, dust, and gas
d)
stars, dust, and gas held together by gravity
50.
What type of galaxy is this?
a)
Spiral
b)
Elliptical
c)
Irregular 
d)
Irrational
51.
How many stars are in a galaxy.
a)
millions or billions
b)
thousands
c)
hundreds
d)
Ten
52.
The sun is a _______.
a)
star
b)
planet
c)
satellite
53.

Astronomers classify some space objects according to whether or not they give off their own light. The object pictured below is one such object in our solar system. In which group would this object be classified?

a)

asteroids

b)

moons

c)

planets

d)

stars

54.

Objects in the solar system move in different ways. Which of the following events in the solar system takes about 365 days, or 1 year, to happen?

a)

Earth rotates once on its axis.

b)

Earth revolves once around the sun.

c)

The moon revolves once around Earth.

d)

The moon changes from one phase to the next.

55.

Throughout the day, Jared observed the sun in the positions shows in the illustration. Why does the sun's position change in this way?

a)

because the moon moves around the Earth

b)

because the sun moves around the Earth

c)

because Earth moves around the sun

d)

because Earth rotates on its axis.

56.

When seen from Earth, the sun appears large and bright. Other stars appear as small points of light. Which of the following explains why the sun and other stars appear this way?

a)

The sun is much closer to Earth than other stars are.

b)

Other stars are much closer to Earth than the sun is.

c)

The sun is larger and brighter than the other stars are.

d)

The sun is hotter than the other stars are.

57.

Angela is making a model of the sun and Earth. She forms a large ball of clay to represent the sun and a small ball of clay to represent Earth. She pushes a pencil through the center of the small ball of clay to show Earth's axis. She holds the large ball in one hand and the small ball by the pencil in the other hand. What should Angela do next to represent the passing of 24 hours on Earth?

a)

turn the pencil so the small clay ball spins halfway around

b)

move the large clay ball once around the small clay ball

c)

move the small clay ball once around the large clay ball.

d)

turn the pencil so the small clay ball spins around once