Atomic & Nuclear Physics

What makes something radioactive?

• an unstable nucleus

• contaminated sewage

• elements with an atomic number above 81

• it decays over time

Tags

NGSS.HS-PS1-8

Energy in the sun is produced as a result of nuclear _________ reactions.

• waste

• fission

• atomic

• fusion

Which type of nuclear reaction takes place at a nuclear power plant when uranium nuclei are split to produce heat?

• fission

• fusion

Tags

NGSS.HS-PS1-8

What is radioactive decay?

• The spontaneous breakdown of an atomic nucleus resulting in only energy release

• The spontaneous breakdown of an atomic nucleus resulting in only matter release

• The spontaneous breakdown of an atomic nucleus resulting in a release of energy and matter

• The decay of the use of radios and the increased use of televisions

Takes two small nuclei and combines them into a larger nucleus

• fission

• fusion

Tags

NGSS.HS-PS1-8

The splitting of a nucleus into smaller nuclei is

• fusion

• fission

• half-life

• gamma radiation

How do nuclear power plants work?

• Fusion

• Half-Life

• Fission

• Fusion & Fisson

Tags

NGSS.HS-PS1-8

This is an example of...

• Fission reaction

• Fusion reaction

• Decomposition Reaction

• Decay

Where does fusion occur naturally?

• Underwater

• All around us

• In the radioactive waste

• On the sun

Which atoms combine together during fusion reaction on the sun?

• Helium and Hydrogen atoms

• Hydrogen atoms

• Hydrogen and Lithium atoms

• Hydrogen and Carbon atoms

Tags

NGSS.HS-ESS1-1

NGSS.HS-PS1-8