The Sun

When did the sun form?

• 4.6 billion years ago

• 2.6 billion years ago

• 46 years ago

• 5 million years ago

Which of the following are parts of the sun?

• convective zone

• corona

• hydrosphere

• biosphere

• photosphere

Tags

NGSS.MS-ESS1-1

What are some of the elements found in the sun? (choose ALL correct answers)

• carbon

• hydrogen

• oxygen

• nitrogen

• helium

Hydrogen atoms fuse together to make helium in a process called ______ _____ which releases lots of energy/radiation, electricity, and solar wind.

______ are dark spots on the surface of the sun, where there are strong pockets of magnetism.

The sun is made of mostly what element?

• hydrogen

• helium

• carbon

• oxygen

Which layer of the sun is hottest?

• corona

• chromosphere

Where do solar flares occur?

• corona

• chromosphere

What is the photosphere?

• the hottest partof the sun

• the visible part of the sun

• the inner atmosphere of the sun

• the outer atmosphere of the sun

What takes place in the core of the sun?

• nuclear fusion

• nuclear fission

Tags

NGSS.HS-ESS1-1