Unit 4 Lesson 3 The Sun

The sun generates energy by nuclear fusion. Which of these choices best describes what happens during the process of nuclear fusion?

• Gas atoms lose electrons to become smaller atoms.

• Helium is fused to form carbon.

• Dark spots form on the sun's surface.

• Atomic nuclei combine to form a larger nucleus.

Tags

NGSS.HS-ESS1-1

NGSS.HS-ESS1-3

NGSS.HS-PS1-8

Which term best describes the movement of matter due to temperature differences in the sun?

• conduction

• convection

• nuclear fusion

• radiation

Tags

NGSS.MS-ESS2-6

Which of these features would scientists most likely describe as "an arch projecting into space" from the sun's surface?

• solar flare

• asteroid

• prominence

• sunspot

The sun is a non-rotating ball of gas that's at the center of the solar system.

• True

• False

Tags

NGSS.MS-ESS1-2

Nuclear fusion happens in the sun's core.

• True

• False

Tags

NGSS.HS-ESS1-1

The corona is the outermost atmosphere of the sun.

• True

• False

Sunspots are cooler parts of the sun that cannot be detected from Earth.

• True

• False

The interior of the sun rotates the same as the exterior.

• True

• False