Which is the correct order from small to large?

moon, planet, solar system, galaxy, universe

The Nebular Theory is:

A theory on how the solar system was formed

What makes up our solar system?

The sun, planets, moons, asteroids, etc.

stronger the gravitational pull

Which space journey would take the longest?

a journey form Earth to a constellation

Which space journey would take less time?

a journey from Earth to the moon

An observer sees what the Andromeda galaxy looked like 15,000 years ago. How is this possible?

Takes 15,00 years for light from Andromeda Gal reach Earth.

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Universe and Solar System Review

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Questions 20

Answers

1
Which is the correct order from small to large?
solar system, universe, planet, galaxy, moon
moon, planet, solar system, galaxy, universe
galaxy, universe, planet, moon, solar system
planet, universe, solar system, galaxy, moon
2
What unit do scientists use to measure distance between planets.?
miles
astronomical units
light years
kilometers
3
What is a large celestial body that is composed of gas and emits light?
Galaxies
Stars
Planets
Universe
4
The Nebular Theory is:
A theory on how the solar system was formed
A theory on how the universe was formed
A theory on how the Milky Way galaxy was formed
A theory on how the solar system will be destroyed
5
What makes up our solar system?
The sun, planets, moons, asteroids, etc.
Universe, planet, moons, galaxy
Planets, solar system, galaxy
Galaxy, planets, universe, moons
6
What is the shape of our Milky Way Galaxy?
Irregular shaped
Flat shaped
Spiral shaped
Irregular shaped
7
The Geocentric model of our solar system is the SUN centered model
True
False
8
The Heliocentric Model of our solar system is a EARTH centered model
FALSE
TRUE
9
A nebula is:
a cloud of just gas
a cloud of dust and gas
a cloud of ice
a cloud of just dust
10
More distance
weaker gravitational force
distance does not effect gravity
stronger gravitational pull
11
Which astronomical body is closer to Earth?
Milky Way Galaxy -25,000 light-years
Proxima Centauri - 4.3 light-years
Andromeda galaxy - 2.5 million light-year
Sun - 8.3 light-minutes
12
Which unit do Astronomers use to measure the distance between planets, stars and galaxies?
year
astronomical unit
light-year
Kilometer
13
The more mass...
stronger the gravitational pull
weaker gravitational pull
mass has nothing to do with gravity
14
How many stars are in a galaxy?
Thousands
Trillions
Millions
Billions
15
What force holds stars, gas, and dust together in a galaxy?
Heat
Light
Gravity
Friction
16
How many galaxies are in the universe?
Thousands of galaxies
Millions of galaxies
Thousands of galaxies
Billions of galaxies
17
Space and all matter and energy in it is called:
Galaxy
Solar System
Universe
Planets
18
Which space journey would take the longest?
a journey from Earth to the moon
a journey from Earth to the sun
a journey form Earth to a constellation
a journey from Earth to Neptum
19
Which space journey would take less time?
a journey from Earth to Neptune
a journey from Earth to a constellation
a journey from Earth to the moon
a journey from Earth to the sun
20
An observer sees what the Andromeda galaxy looked like 15,000 years ago. How is this possible?
The Andromeda galaxy is 1,500 years old
High-power telescope needs to be adjusted
Light form telescope takes 15,000 years
Takes 15,00 years for light from Andromeda Gal reach Earth.

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