Stars And Galaxy

1. A group of atoms that have lost their electrons and become charged is called :

Plasma

Corona

Gravitational compression

2. The region in which heat is transferred from the radiation zone to the surface of the sun:

Convection Zone

Radiation zone

Core

3. Energy and radiation or created at the cores of the sun and flows to the radiation zone : True or False

True

False

4. In the convection zone T= :

2.2 milliion centigrade

2.5 million centigrade

15 million centigrade

5. The outer layer of the chromospehre that extends to the edge of solar system

Chromosphere

Photospehere

Corona

6. A star provides ________ to planets of the suns system

Plasma

Energy

7. The center of a star where the nuclear fusion reactions occurs is the :

Core

Radiation zone

8. What is released when Hydrogen Nuclei combine to form Helium:

Plasma

Energy

Gravitational compression

9. A ball of gases the majority of which is hydrogen

A star

The sun

10. When the outer layer of the sun press down on the core pulled inward by gravity is called :

Corona

Plasma

Gravitational compression

11. In the photosphere energy is converted into heat and light and leaves the star : True or False

True

False

12. A star provides a _______ that holds all of the planets in their solar system in their orbit.

Gravitational compression

Gravitational center

13. A fusion reaction at its core which converts hydrogen into helium

Powers a star

Creates a star

14. A star is

Bigger than the moon

Held together by gravity

15. From the radiation zone enegy flows to the convection zone : True of False

True

False

16. A star converts smaller element into larger elements and expel as dust into the rest of the universe: True or False

True

False

17. Every second the sun combines how much Hydrogen into Helium to form energy :

700 million metric tons

300,000 thousand metric tons

18. How long does it take energy to travel from the core to the surface of the sun:

600,000

300,000 years

1000 years

19. In the radiation zone T= :

2.2 milliion centigrade

15 million centigrade

2.5 million centigrade

20. The region of the sun in which the energy created in the core turns into heat is the :

Core

Convection Zone

Radiation zone

21. The atmosphere of the sun where solar flares are created

Corona

Photospehere

Chromosphere

22. In the core T= what ?

2.5 million centigrade

2.2 milliion centigrade

15 million centigrade

23. The outer layer of the sun where the sun and turbulent atmosphere mixes

Photospehere

Chromosphere

Corona

24. What is the only visible layer of the sun

Corona

Atmosphere

Photospehere

25. What causes hydrogen nuceli to overcome there electrical repulsion and combine to form Helium :

Gravitational compression

Plasma

Energy

26. The sun might be described as a :

Ball of fire

Thermonuclear Bomb

Star

Stars and Galaxy

1. A group of atoms that have lost their electrons and become charged is called :

2.

What first name or nickname would you like us to use?

2. The region in which heat is transferred from the radiation zone to the surface of the sun:

3. Energy and radiation or created at the cores of the sun and flows to the radiation zone : True or False

4. In the convection zone T= :

5. The outer layer of the chromospehre that extends to the edge of solar system

6. A star provides ________ to planets of the suns system

7. The center of a star where the nuclear fusion reactions occurs is the :

8. What is released when Hydrogen Nuclei combine to form Helium:

9. A ball of gases the majority of which is hydrogen

10. When the outer layer of the sun press down on the core pulled inward by gravity is called :

11. In the photosphere energy is converted into heat and light and leaves the star : True or False

12. A star provides a _______ that holds all of the planets in their solar system in their orbit.

13. A fusion reaction at its core which converts hydrogen into helium

14. A star is

15. From the radiation zone enegy flows to the convection zone : True of False

16. A star converts smaller element into larger elements and expel as dust into the rest of the universe: True or False

17. Every second the sun combines how much Hydrogen into Helium to form energy :

18. How long does it take energy to travel from the core to the surface of the sun:

19. In the radiation zone T= :

20. The region of the sun in which the energy created in the core turns into heat is the :

21. The atmosphere of the sun where solar flares are created

22. In the core T= what ?

23. The outer layer of the sun where the sun and turbulent atmosphere mixes

24. What is the only visible layer of the sun

25. What causes hydrogen nuceli to overcome there electrical repulsion and combine to form Helium :

26. The sun might be described as a :