The Sun

The energy from the sun is created by a process called:

• nuclear fission
• nuclear fusion
• nuclear reaction
• nuclear core

Tags

NGSS.HS-ESS1-1

NGSS.HS-PS1-8

Energy is created in the core when two _____________ atoms join together to form a ______________ atom.

• helium, hydrogen
• carbon, hydrogen
• nitrogen, helium
• hydrogen, helium

Tags

NGSS.HS-ESS1-1

NGSS.HS-ESS1-3

NGSS.HS-PS1-8

The middle layer of the sun's interior that contains very tightly packed gas is called the _____________.

• photosphere
• chromosphere
• radiation zone
• convection zone

In which area of the sun does gas rise as it heats up, then fall back down as it cools?

• the core
• the radiation zone
• the convection zone
• the corona

Tags

NGSS.MS-PS1-4

When we look at the sun, what layer are we viewing?

• photosphere
• chromosphere
• corona
• convection zone

What layer gives the sun it's reddish color during a solar eclipse?

• convection zone
• corona
• chromosphere
• photosphere

Tags

NGSS.MS-ESS1-1

Areas of gas on the sun's surface that are cooler than gases around them are called:

• corona
• prominences
• sunspots
• solarspots

Huge loops of reddish gas that connect sunspots are called:

• prominences
• solar flares
• coronal loops
• solar wind

When prominences erupt into space releasing gas and energy we call this: 

• solar winds
• coronal outburst
• solar flares
• auroras

Tags

NGSS.HS-PS4-3

The sun makes up about _________ percent of the solar system's total mass.

• 98
• 95
• 99.8
• 98.9

Tags

NGSS.MS-ESS1-3