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Space

Total questions: 53

Worksheet time: 39mins

Name
Class
Date
1.

The explosion that sent the universe flying out is called _____.

a)

The Big Bang

b)

The Milky Way

c)

The Solar System

d)

The Sun

2.

Since the Big Bang, and even today, the universe is still _____.

a)

Expanding

b)

Shrinking

c)

Cooking

d)

Spinning

3.

Most scientists believe the Big Bang Theory explains which of the following questions?

a)

How our planets and moons formed

b)

How our universe began

c)

How the sun turns hydrogen into helium

d)

How fast light travels through space

4.
Which has the LONGEST wavelength and, therefore, the lowest frequency/energy
a)
Gamma Rays
b)
Radio Waves
c)
Visible Light
d)
Infrared rays
5.
Select the correct order of waves on the EMS 
a)
Radio, Micro, Infra, Visible, Ultra, X-ray, Gamma
b)
Gamma, X-ray, Ultra, Vis, Infra, Micro, Radio
c)
Vis, Micro, Infra, Ultra, X-ray, Gamma, Radio
d)
Micro, Radio, Vis, Infra, Ultra, X-ray, Gamma
6.
A wave with a large wavelength will have a ______ frequency and _____ energy
a)
high, low
b)
high, high
c)
low, high
d)
low, low
7.
True or false: as you move along the spectrum, left to right, the wavelengths decrease in size (get smaller)
a)
true
b)
false
8.
The force keeping a planet in orbit around the sun is...
a)
Friction
b)
Tension
c)
Gravity
d)
weight
9.

What prevents planets from drifting off into space and keeps it in the planets in our Solar System?

a)

Gravity

b)

Weight

c)

Friction

d)

Forward Motion

10.

The attractive force between objects is called....

a)

force

b)

Gravity

c)

inertia

d)

motion

11.

The objects which are made of ice, gas and dust and orbit our sun are called:

a)

Asteroids

b)

Comets

c)

Meteoroids

d)

Jupiter

12.

A collection of hundreds of stars around a common centre is called a:

a)

Solar System

b)

Galaxy

c)

Light year

d)

Andromeda

13.

The name of the galaxy in which our solar system is situated is the:

a)

Andromeda

b)

Milky Way

c)

Black eye

d)

Sombrero

14.

What type of galaxy is the Milky Way galaxy?

a)

Irregular

b)

Elliptical

c)

Spiral

d)

None of these

15.

The distance that light travels in one year is called:

a)

A light year

b)

A light ray

c)

An astronomical unit

d)

AU

16.

The centre of the solar system is a:

a)

Star

b)

Planet

c)

Asteroids

d)

Comets

17.

The natural satellite that orbits a planet is a:

a)

Meteor

b)

Moon

c)

Comet

d)

None of these

18.

A mass of frozen rock and gas that has a tail pointing away from the sun is a:

a)

Meteorite

b)

Comet

c)

Planet

d)

Moon

19.

The asteroid belt in our solar system is between the planets of:

a)

Mars and Jupiter

b)

Mars and Earth

c)

Earth and Mercury

d)

Jupiter and Saturn

20.

The theory that the universe originated from a gigantic explosion of a central large and dense mass is the:

a)

Organic Evolution Theory

b)

Steady State Theory

c)

Big Bang Theory

d)

Theory of tectonic plates

21.
This image shows the:
a)
Geocentric Solar System
b)
Heliocentric Solar System
22.
The most commonly accepted theory that explains the beginning of our known universe is the -
a)
Theory of Evolution
b)
Big Bang Theory
c)
Cell Theory
d)
Blackhole theory
23.
Which of the following is the largest?
a)
star
b)
universe
c)
cluster
d)
galaxy
24.
Gravity is the force objects put on each other because of their ______.
a)
mass
b)
friendliness
c)
acceleration
d)
speed
25.
Space and all the matter and energy in it.
a)
Space
b)
Solar System 
c)
Universe
d)
Sun
26.

What is the name of this model?

a)

Heliocentric Model

b)

Geocentric Model

c)

Circle Model

d)

Aristotle Model

27.

Who came up with this model?

a)

Copernicus

b)

Kepler

c)

Galileo Galilee

d)

Ptolemy

28.
Why did people believe in the Geocentric vs the Heliocentric solar system?
a)
Geocentric system had been around for a LONG time.
b)
People don't like change.
c)
There wasn't enough proof  to support the Heliocentric system.
d)
all of these answers are correct.
29.

What is the biggest difference between the Geocentric Model and the Heliocentric Model?

a)

the shape of the planets' orbits

b)

the movement of the moon

c)

the center of the solar system

30.

Select a possibility of what will happen to the universe in the future.

a)

The universe will be destroyed by aliens.

b)

The universe may expand forever, therefore galaxies will continue to get further away from each other.

c)

The universe will explode.

d)

We don't have any hypothesis.

31.

Which scientific instrument did Galileo use to change the world?

a)

telescope

b)

spyglass

c)

mirror

d)

magnifying glass

32.

Which object is the center of the solar system according to Galileo?

a)

Earth

b)

Moon

c)

Sun

d)

Neptune

33.
Name this planet.
a)
Saturn
b)
Earth
c)
Mars
d)
Neptune
34.

All the things that exist in space.

a)

universe

b)

galaxy

c)

sun

d)

planet

35.

A very large group of stars and planets.

a)

universe

b)

galaxy

c)

star

d)

Earth

36.

Any star that is the center of a system of planets.

a)

sun

b)

solar system

c)

planet

d)

Milky Way

37.

A ball of burning gases in space that gives off light.

a)

galaxy

b)

planet

c)

sun

d)

star

38.

The sun and the bodies that move in orbit around it. It includes eight planets, many moons, asteroids, and comets.

a)

galaxy

b)

solar system

c)

dwarf

d)

Earth

39.

A large body that does not give off light and orbits the sun.

a)

planet

b)

star

c)

sun

d)

galaxy

40.

How many known moons are there in the solar system?

a)

1

b)

25

c)

123

d)

178

41.

What is the name of our Galaxy?

a)

Saturn

b)

Milky Way

c)

Superman

d)

Wonder Woman

42.

How many stars are in our galaxy?

a)

hundreds

b)

millions

c)

billions

d)

trillions

43.

What is the meaning of solar?

a)

fire

b)

sun

c)

water

d)

wind

44.

Pluto is know as...

a)

a dwarf planet

b)

a galaxy

c)

a gigantic planet

d)

a baby planet

45.

How do scientist measure the universe?

a)

metric system

b)

feet

c)

miles

d)

light years

46.

Group from largest to smallest.

a)

solar system, galaxy, universe

b)

universe, solar system, galaxy

c)

universe, galaxy, solar system

d)

galaxy, universe, solar system

47.

The shape of the_____changes everyday.

a)
b)
c)
d)
48.

The Earth gets heat and light from the________.

a)
b)
c)
d)
49.

The Sun is a huge ball of burning gases.

a)

Yes

b)

No

50.

The moon...

a)

is a star.

b)

gives us light and heat.

c)

is the Earth's satellite and reflects the light from the Sun.

d)

is a planet.

51.

In the Solar System...

a)

the Earth is in the centre.

b)

the Sun is in the centre.

c)

the Moon goes around the Sun.

d)

the Sun orbits the Moon.

52.

What are the Earth's movements called?

a)

Jumping and rotation.

b)

Spinning and revolution.

c)

High speed and low speed.

d)

Rotation and revolution.

53.

How much time does the Moon need to turn around the Earth?

a)

One year

b)

One day

c)

Twelve hours

d)

One month

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