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The Sun

Total questions: 12

Worksheet time: 6mins

Name
Class
Date
1.

The lowest layer of the sun's atmosphere and the layer that we can see is the_____________.

a)

Core

b)

Corona

c)

Photosphere

d)

Chromosphere

2.

The sun produces energy in the

a)

corona.

b)

radiative zone

c)

convection zone

d)

core

3.

The sun produces energy through the process of

a)

nuclear fusion

b)

nuclear fission

c)

chemical reactions

d)

gravitational waves

4.
What elements make up most of the sun’s mass?
a)
carbon and oxygen
b)
carbon and hydrogen
c)
helium and nitrogen
d)
hydrogen and helium
5.

What are dark areas on the surface of the sun that are cooler than the surrounding area?

a)

Prominences

b)

Sunspots

c)

Corona

d)

Solar Flares

6.

This outer layer of the sun's atmosphere can be seen during a total solar eclipse.

a)

Corona

b)

Photosphere

c)

Core

7.

This huge loop of plasma extending out from the sun's surface is a(n)

a)

aurora

b)

prominence

c)

solar flare

d)

sunspot

8.

The outer layer of the sun's interior is where cooling plasma sinks toward the core and heated plasma rises toward the surface.

a)

radiative zone

b)

convection zone

c)

chromosphere

d)

photosphere

9.

Hot, bright area of the sun that erupts plasma and radiation into space is a

a)

sunspot

b)

solar flare

c)

prominence

d)

fusion

10.

The sun is made of _________________ a very hot, fluid like gas made of electrically charged particles.

a)

ice

b)

rock

c)

water

d)

plasma

11.

Radiation from the core takes a million years to travel through the _____________________ zone toward the surface.

a)

convection

b)

corona

c)

radiative

d)

photosphere

12.

Sunspots have a cycle that peaks (solar maximum) every _____ years.

a)

19

b)

950

c)

2

d)

11