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The sun!

Total questions: 20

Worksheet time: 20mins

Name
Class
Date
1.

How old is the sun?

a)

48 million years old

b)

48 billion years old

c)

48 thousand years old

d)

3 years old

2.

How far away is the sun?

a)

150 billion km

b)

150 trillion km

c)

150 million km

d)

15 million km

3.

The sun is a *** that looks bigger because it is ***.

(a)  

4.

What was the name of the Egyptian sun god?

a)

Sunna

b)

Sol

c)

Helios

d)

Ra

5.

What was the name of the Greek sun-god?

a)

Sunna

b)

Sol

c)

Helios

d)

Ra

6.

What was the name of the Roman sun-god?

a)

Sunna

b)

Sol

c)

Helios

d)

Ra

7.

What was the name of the Syrian sun-god?

a)

Sunna

b)

El-Gabal

c)

Helios

d)

Ra

8.

What main thing is the sun made of?

a)

Hydrogen

b)

Nitrogen

c)

Oxygen

d)

Helium

9.

The sun is a red giant

a)

True

b)

False

10.

In a nuclear fusion reaction, atoms combine.

a)

True

b)

False

11.

What causes a nuclear fusion reaction?

a)

Heat

b)

Gravity

c)

Gravy

d)

Pressure

12.

Nuclear fusion makes more than enough energy to power all life on earth

a)

True

b)

False

13.

The Photosphere is close to what temperature?

(a)  

14.

The Core is close to what temperature?

(a)  

15.

The suns energy is harnessed by animals

a)

True

b)

False

16.

What causes nighttime?

a)

The sun disappears at night

b)

The earth's rotation

c)

The earth moves away from the sun

17.

What causes seasons?

a)

The earth getting closer and farther from the sun

b)

The sun's rays hit the earth at an angle

c)

The sun heats up and cools down

d)

A magic fairy casts a spell making the earth warmer or cooler

18.

How much of the solar system's mass does the sun take-up

a)

88.9 percent

b)

10 percent

c)

99.8 percent

d)

50 percent

19.

What are sunspots?

a)

Flares from the sun's surface

b)

Little dots in your vision when you stare at the sun too long

c)

Dark spots on the surface of the sun

d)

Locations on the earth that always get sun

20.

What part of the sun is seen in a solar eclipse

(a)