Sun E.5.4 review

__________________ are darker,cooler areas on the sun's photosphere.

• corona

• sunspots

• flares

• solar wind

Which is the outer layer of the sun's atmosphere?

• solar wind

• corona

• sunspots

• chromosphere

What is the name for this giant loop of energy leaping from the solar surface? 

• aurora
• prominence
• solar flare
• sunspot

What is an explosion on the sun that gives out huge amounts of energy?

• Sun Spot
• Solar Flare
• Sun Ray
• Sun Gases

Which layer of the sun is the hottest?

• Photosphere
• Chromosphere
• Corona
• Core

What is the sun made out of?

• fire and lava
• gases
• magma
• flames

The most common elements in the SUN are 

• carbon and oxygen
• water and carbon dioxide
• calcium and potassium
• hydrogen and helium

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

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

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

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

The number of sunspots on the sun varies in a cycle that is about how long?

• 6-8 years
• 10-11 years
• 12-15 years
• 365 days