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objects in the universe

Total questions: 40

Worksheet time: 26mins

Name
Class
Date
1.
Space and all the matter and energy in it.
a)
Space
b)
Solar System 
c)
Universe
d)
Sun
2.
The sun and all of the planets and other bodies that travel around it. 
a)
Universe 
b)
Galaxy 
c)
Star
d)
Solar System 
3.
A relatively large spherical body that orbits a star.
a)
Star 
b)
Planet
c)
Moon 
4.
A large celestial body that is composed of gas and that emits light.
a)
star
b)
black hole
c)
element 
d)
big bang
5.
A collection of stars, dust, and gas bound together by gravity.
a)
Nebula
b)
Galaxy 
c)
Universe
d)
Protostar
6.
 A large cloud of gas and dust in interstellar space; a region in Space where stars are born.
a)
Protostar 
b)
Nebula
c)
Galaxy 
d)
Star
7.
The distance that light travels in one year; about 9.46 trillion kilometers.
a)
Light Year
b)
Light Kilometer 
c)
Light Second 
d)
Warp Speed
8.
 The actual brightness of an object such as a star
a)
Luminosity 
b)
Apparent Magnitude 
c)
Brightness 
d)
Light Year
9.
A small, hot, dim star that is the leftover center of an old sunlike star
a)
Red Dwarf
b)
White Dwarf 
c)
Main Sequence 
d)
Giant
10.
A gigantic explosion in which a massive star collapses and throws its outer layers into space.
a)
Black Hole 
b)
Supernova
c)
Neutron Star 
d)
Nebula 
11.
Which of the following is the largest?
a)
star
b)
universe
c)
cluster
d)
galaxy
12.
Light Years are a measure of - 
a)
time
b)
speed
c)
distance
d)
light
13.
Proxima Centauri is the closest star to Earth after the Sun and is located 4.3 light years away from Earth. How long does it take light from Proxima Centauri to reach Earth?
a)
1 year
b)
4.3 years
c)
43 years
d)
10 trillion years
14.
What process takes place inside a star to generate energy?
a)
Nuclear fission
b)
Hydrogen Creation
c)
Nuclear fusion
d)
Helium forming
15.
What are gas giants?
a)
A large planet composed mainly of gas. 
b)
A small planet composed mainly of rocky material.
c)
All the stars in the universe.
d)
A group of planets that are closest to the sun. 
16.
Which planets are gas giants?
a)
Mercury, Venus, Earth, Mars
b)
Mars, Jupiter, Saturn, Uranus
c)
Saturn, Uranus, Neptune, Pluto
d)
Jupiter, Saturn, Uranus, Neptune
17.
What are terrestrial planets?
a)
A large planet composed mainly of gas.
b)
A small planet composed mainly of rocky material.
c)
All the stars in the universe.
d)
A group of planets that are farthest from the sun. 
18.
List the terrestrial planets in our solar system.
a)
Mercury, Venus, Earth, Mars
b)
Mars, Jupiter, Saturn, Uranus
c)
Saturn, Uranus, Neptune, Pluto
d)
Jupiter, Saturn, Uranus, Neptune
19.

You travel to the another planet, why might you weight less than you do on Earth?

a)

You didn't eat anything on your trip to the planet.

b)

The other planet has less gravitational force than Earth.

c)

The other planet has more gravitational force.

d)

Earth has four times the gravitational of Mars.

20.

A cloud of gas and dust some can form stars

a)

A star

b)

Nexis

c)

Nebulae

d)

Nexus

e)

Neptune

21.

A small rocky particle that strikes a planet or a moon.

a)

A satellite

b)

An aster

c)

A meteorite

d)

meteoroid

22.

A huge collection of stars , gas and dust

a)

Universal

b)

Universe

c)

Galaxy

d)

Solar system

e)

Inner and Outer planets

23.

Any small object that orbits a larger object other than a Star

a)

A planet

b)

A nebulae

c)

A nexus

d)

A satellite

e)

A galaxy.

24.

Large sphere of hydrogen gas held together by gravity.

a)

A nebulae

b)

A Nuclear fission.

c)

A moon

d)

A star

e)

A planet.

25.

The collection of eight planets and their moons in orbit around the sun, together with smaller bodies in the form of asteroids, meteoroids, and comets.

a)

A Galaxy

b)

A solar system

c)

A universe

d)

A star.

26.

A small, rocky, icy object that orbits the Sun

a)

A meteorite

b)

A meteoroid

c)

Meteoroids and meteorites

d)

A comet

e)

A satellite

27.

The attractive forces that exist between all objects that have mass.

a)

Gravitonium

b)

Nebulae

c)

Gravity

d)

Mass

e)

Love :)

28.

A huge collection of stars

a)

Solar system

b)

Universe

c)

Gravity

d)

Galaxy

e)

Galaxium

29.

The distance light travels in one year.

a)

2 AUs

b)

An astronomic unit

c)

A light year.

d)

93 trillion miles.

30.

The average distance from Earth to the Sun

a)

2 AUs

b)

An astronomic unit

c)

A light year.

d)

93 trillion miles.

31.
The force of gravity between two planets depends on _____________________________.
a)
the mass of one of the planets and the amount of moons the planet has.
b)
the amount of mass of each planet and the distance between them.
c)
the volume of each planet and the type of core the planet has.
d)
how old the planets are and the distance between them.
32.
What is the relationship between mass and gravity?
a)
As the mass of the planet decreases, the force of gravity increases.
b)
There is no relationship between mass and gravity.
c)
Mass and gravity are the same thing.
d)
As the mass of the planet increases, the force of gravity increases.
33.
What kind of galaxy is this?
a)
Spiral galaxy
b)
Irregular galaxy
c)
Elliptical galaxy
d)
Barred elliptical galaxy
34.
What kind of galaxy is this?
a)
Spiral galaxy
b)
Irregular galaxy
c)
Elliptical galaxy
d)
Barred elliptical galaxy
35.
What kind of galaxy is this?
a)
Spiral galaxy
b)
Irregular galaxy
c)
Elliptical galaxy
d)
Barred elliptical galaxy
36.

The Moon revolves around the Earth because of a non-contact force. What force of Earth keeps the Moon in orbit?

a)

electrical force

b)

magnetic force

c)

centripetal force

d)

gravitational force

37.

What is the MAJOR reason Earth has seasons?

a)

Earth has a moon.

b)

Earth has a magnetic field

c)

Earth has a tilted axis

d)

Earth has an elliptical orbit

38.
Which of the following is the most accurate description of the relationship between componenets of the universe?
a)
A star contain a few galaxies
b)
Solar systems contain many galaxies
c)
Galaxies contain many stars
d)
 Stars contain several solar systems
39.
Which of the following best describes a galaxy? A galaxy is –
a)
the ending of the life cycle of all super massive stars in the universe.
b)
a massive system of stars, gas, dust, and dark matter bound together by gravity.
c)
a visible body of liquid or frozen crystal droplets suspended above a planetary surface.
d)
the visible path of a meteoroid as it enters Earth’s atmosphere.
40.
What are the three shapes galaxies take?
a)
spiral, circular, elliptical
b)
elliptical, irregular, pancake shaped
c)
spiral, elliptical, irregular
d)
irregular spiral, flat

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