APS DSR Nuclear Fusion

In nuclear fusion, smaller atoms are forced together to create larger atoms. Does this process release, absorb or maintain energy?

• Absorbs energy

• Maintains energy

• Releases energy

Tags

NGSS.HS-ESS1-1

Define nuclear fusion.

• Nuclear fusion – combining lighter atoms to make heavier ones in stars.

• Nuclear fusion – splitting lighter atoms to make heavier ones in stars.

• Nuclear fusion – combining heavier atoms to make lighter ones in stars.

• Nuclear fusion – splitting heavier atoms to make lighter ones in stars.

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NGSS.HS-ESS1-1

NGSS.HS-PS1-8

The process called nuclear fusion is the energy source of all __________.

• planets

• life

• stars

• plants

Tags

NGSS.HS-ESS1-1

NGSS.HS-PS1-8

When two hydrogen atoms are fused together in the sun, what new element is created?

• Helium

• Carbon Dioxide

• Oxygen

• Light

Tags

NGSS.HS-ESS1-1

NGSS.HS-PS1-8

NGSS.HS-ESS1-3

When is a star "born?" (We haven't learned this yet, but you can figure it out!)

• when the nebula starts spinning
• when nuclear fusion starts

• when gas and dust start to expand

• when x rays get emitted

The process of nuclear fusion happens in a star's _______________.

• Surface layer

• Convection Zone

• Radiative Zone

• Core

Tags

NGSS.HS-ESS1-1

The process of fusion requires

• High heat and high pressure

• Cool temperatures and no gravity

• A snack

• High heat and low pressure

Tags

NGSS.HS-ESS1-1

NGSS.HS-PS1-8

Atoms in the core of a star are in which state of matter?

• solid

• liquid

• gas

• plasma

What force creates the environment needed for nuclear fusion reactions to happen in stars?

• "The Force" from Star Wars

• Gravity

• Friction

• Attraction/ Repulsion

Tags

NGSS.HS-ESS1-1

Which of the following elements is/are represented in the spectrum below?

• Hydrogen only

• Helium Only

• Hydrogen, Helium, Sodium, & Neon

• Neon Only

Tags

NGSS.HS-PS1-1

NGSS.HS-PS4-3