The Sun

The sun converts matter into energy in the

• corona.
• radiative zone
• convection zone
• core

Tags

NGSS.HS-ESS1-1

Most of the sun’s energy is a result of

• nuclear fusion  
• nuclear fission
• atomic reactions
• coronal mass ejection

Tags

NGSS.HS-ESS1-1

NGSS.HS-PS1-8

When hydrogen nuclei fuse into helium nuclei

• the nuclei die.
• energy is released.
• particles collide
• particles neutralize.

Tags

NGSS.HS-ESS1-1

NGSS.HS-PS1-8

Sunspots vary in a cycle that lasts about

• 110 yrs
• 11,000 yrs
• 11 yrs
• 110,000 yrs

Tags

NGSS.MS-ESS1-1

What is the hottest layer of the sun’s atmosphere called?

• convective zone
• corona
• radiative zone
• photosphere

What elements make up most of the sun’s mass?

• carbon and oxygen
• carbon and hydrogen
• helium and nitrogen
• hydrogen and helium

Tags

NGSS.HS-ESS1-1

NGSS.HS-ESS1-3

During nuclear fusion in the sun, which of the following occurs?

• Atomic nuclei split apart.
• The aurora australis appears.
• hydrogen nuclei combine to produce a helium nucleus.
• A solar eclipse results

Tags

NGSS.HS-ESS1-1

NGSS.HS-PS1-8

____________are areas of gas on the sun that are cooler than the gas around them.

• Solar Wind

• Solar Flares

• Sunspots

• Core

The Corona sends out a stream of electrically charged particles called...........?

• Core

• Corona

• Solar Flares

• Solar Wind

What heat transfer method is used on the surface of the Sun?

• conduction
• convection 
• radiation