Nuclear Fission

What are meltdowns?

• when the uranium melts down

• The fuel rods generate so much heat they start to melt

• when water vapor melts down to water

• there is not such thing as a meltdown

Tags

NGSS.HS-PS3-4

_______ is when a large nucleus is split into smaller nuclei releasing large amounts of energy.

• fusion

• fission

• radioactive decay

• gamma radiation

Tags

NGSS.HS-PS1-8

This is an example of...

• Fission reaction

• Fusion reaction

• Combustion reaction

• Radioactive Decay

Tags

NGSS.HS-PS1-8

The nuclear equation shown models which nuclear process?

• fission

• fusion

• alpha decay

• beta decay

Tags

NGSS.HS-PS1-8

Which of the following items are related to nuclear fission reactions? Check all that apply.

• occurs in the sun

• used in nuclear power plants

• involved in chain reactions

• no radioactive waste is produced

• used in the Fat Man and Little Boy nuclear bombs

Tags

NGSS.HS-PS1-8

Which nuclear process if shown in the picture?

• fission chain reaction

• fusion reaction

• combustion

• radioactive decay

Tags

NGSS.HS-PS1-8

Fill in the blanks: In a nuclear ____ reaction, a _____ nucleus is bombarded y a small neutron causing it to become unstable.

• fission; large

• fission; small

• fusion; large

• fusion; small

Tags

NGSS.HS-PS1-8

What is the major drawback to fission power?

• Radioactive Waste

• CO₂ Emissions

• SO₂ Emissions

• Low energy output

Tags

NGSS.HS-ETS1-3

T/F When the process of fission releases energy, the total mass of the atoms are less than when it started.

• True

• False

Tags

NGSS.HS-PS1-8

Where does the massive amount of energy from a nuclear reaction come from?

• Some of the mass of the nucleus is converted into energy.

• The energy is from the combustion of the protons.

• Protons decay into electrons, releasing energy.

Tags

NGSS.HS-PS1-8