wayground logo

Free Printable Worksheets

Font size

S
M
L
XL
Worksheets

Galaxies and the universe - Gabi M, Mili, Lara and Muhle

Total questions: 10

Worksheet time: 6mins

Name
Class
Date
1.

How old is our Galaxy estimated to be?

a)

40 billion years

b)

13.7 billion years

c)

188000 billion years

d)

13.9 billion years

2.

Our galaxy is called the:

(a)  

3.

What is a galaxy?

a)

A galaxy is a large group of stars, gas, and dust bound together by gravity. They come in a variety of shapes and sizes.

b)

A gravitationally bound system of the Sun and the objects that orbit it

c)

It is everything. It includes all of space, and all the matter and energy that space contains.

d)

A type of planet and its starts

4.

What is the closest galaxy to ours?

a)

The Cartwheel Galaxy

b)

The Large Magellanic Cloud

c)

Eye of Sauron

d)

The Andromeda Galaxy

5.

How far away is the galaxy nearest ours?

a)
100,000 light-years
b)
10 billion light-years
c)
5.678 million light-years
d)
2.537 million light-years
6.

Which is the most common and believed scientific theory to explain the creation of the universe?

(a)  

7.

What does the big bang theory state?

a)
The universe is static and unchanging.
b)
The universe is contracting towards a singularity.
c)
The universe is a hologram projected from another dimension.
d)
The universe originated from a singularity and has been expanding ever since.
8.

What is the approximate diameter of the galaxy?

a)
50,000 light-years
b)
200,000 light-years
c)
75,000 light-years
d)
100,000 light-years
9.

What is the brightest external galaxy visible from our night sky?

a)
Sombrero Galaxy
b)
Milky Way Galaxy
c)
Orion Galaxy
d)
Andromeda Galaxy
10.

What is the main piece of evidence that the universe is still expanding?

a)
Blue shift in the light from distant galaxies
b)
Decrease in the number of galaxies observed
c)
Redshift in the light from distant galaxies
d)
Stagnation of cosmic microwave background radiation