1.
____________ are powerful magnetic fields that block the flow of gases from beneath the photosphere.
2.
What is the sun made out of ?
A. 
B. 
C. 
D. 
3.
Who was the first to use a telescope for astronomy?
A. 
B. 
C. 
D. 
4.
The Sun is classified as a moderately large
5.
List four ways the sun is important to our solar system?
6.
Which of the following objects does NOT travel around the Sun?
A. 
B. 
C. 
D. 
7.
What is the galaxy star closest to us (Earth)?
A. 
B. 
C. 
D. 
8.
What is a very large group of stars and planets that includes the Sun and its solar system called?
A. 
B. 
C. 
D. 
9.
What are the sun and the celestial bodies that orbit the sun, including planets, satellites, asteroids, comets, dust, and gas called?
A. 
B. 
C. 
D. 
10.
Stars are bigger than the planets.
11.
Dark areas on the surface of the sun are called _____________________
12.
Burst of energy from the sun's atmosphere is called ___________________________
13.
The distance light travels in one year.
14.
Particles are thrown into space from the sun.
15.
Group of stars, gas and dust.
16.
The brightness of a star.
17.
The surface of the sun.
18.
Atmosphere of the sun.
19.
Solar energy is produce by _______________________
20.
Energy from the sun travels in ____________________________
21.
In which layer do sunspots occur?
22.
Which layer is the hottest part of the sun?
23.
Absolute magnitude of a star depends on
24.
Temperature of a star can be detected by its
25.
Is this the proper sequence of a change for a star like our sun:
1. A swirling cloud of dust, a nebula, become a small, cool star
2. A protostar grows in mass and its temperature rises until it begins to glow
3. The star uses up most of its fuel and grows to become a red giant
4. The star shrinks and becomes a white dwarf