Chapter 2: The Sun

What is the name for the closest star to Earth?

• The sun

• The north star

• Jupiter

• Milky way

The sun is at the center of which of the following features or structures in space.

• Universe

• Milky Way Galaxy

• Solar System

• Nebula

The sun is just one of billions of stars that revolves around what larger feature in space?

• solar system

• Milky Way galaxy

• nebula

• cosmic microwave background

Tags

NGSS.MS-ESS1-2

The sun is believed to have formed when what feature collapsed under its own gravity to flatten and create the sun along with all of the planets in the solar system?

• Galaxy

• Solar system

• Nebula

• Universe

Tags

NGSS.MS-ESS1-2

NGSS.MS-PS2-4

It is believed that the sun formed how long ago?

• 13.8 billion years

• 200 million years

• 4.6 billion years

• 3.8 million

• 6 or 7

Tags

NGSS.MS-ESS1-4

The sun makes up what percent of the mass of the entire solar system?

• 72%

• 26%

• 99.8%

• 2%

Tags

NGSS.MS-ESS1-3

Which gas makes up 72% of the composition of the sun?

• Helium

• Hydrogen

• Oxygen

• Carbon Dioxide

Which gas makes up 26% of the composition of the sun?

• Helium

• Hydrogen

• Oxygen

• Carbon Dioxide

The sun's axis is tilted to what degree?

• 23.5

• 12.5

• 1.5

• 7.25

Tags

NGSS.MS-ESS1-1

What is the name of the process that allows the gas surface of the sun to spin at different rates?

• differential rotation

• auroral oval

• solar prominence

• similar revolution