Star Composition

Front

What gases are primarily found in the sun?

Back

Helium and Hydrogen

Front

What does a spectrum represent in relation to an object?

Back

Light

Tags

NGSS.HS-ESS1-2

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NGSS.HS-PS4-4

Front

What is an absorption spectrum?

Back

A spectrum that shows the specific wavelengths of light absorbed by a substance.

Tags

NGSS.HS-PS4-1

NGSS.HS-PS4-4

Front

What does a blue shift in a star's light indicate?

Back

The star is moving towards the Earth.

Front

What is the main component of a star's composition?

Back

Gases, primarily hydrogen and helium.

Front

What is the difference between an emission spectrum and an absorption spectrum?

Back

An emission spectrum shows the wavelengths of light emitted by a substance, while an absorption spectrum shows the wavelengths absorbed.

Front

What is the electromagnetic spectrum?

Back

The range of all types of electromagnetic radiation, including visible light.

Tags

NGSS.HS-PS4-3

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NGSS.HS-PS4-5

Front

What is the significance of hydrogen in star composition?

Back

Hydrogen is the most abundant element in stars and is the primary fuel for nuclear fusion.

Tags

NGSS.HS-ESS1-1

Front

What is nuclear fusion?

Back

The process by which two light atomic nuclei combine to form a heavier nucleus, releasing energy.

Tags

NGSS.HS-ESS1-1

NGSS.HS-PS1-8

Front

What role does temperature play in star composition?

Back

Temperature affects the state of matter and the types of nuclear reactions occurring in a star.

Tags

NGSS.HS-ESS1-1

NGSS.HS-ESS1-3