Sun Structure

Nuclear fusion is when

• the nuclei of two atoms join to produce lots of energy
• the nuclus of a large atom splits to release lots of energy

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

What is the sun mostly made up of

• Helium
• Core
• Carbon
• Hydrogen

This solar feature is a

• solar prominence

• solar flare

• sunspot

• aurora

The number of Sunspots cycles from a few at high latitudes to many at lower latitudes. The number Sunspots varies with a cycle lasting…

• 5 years

• 9 years

• 11 years

• 15 years