Unit 8 Test Review (Nuclear Physics)

The rate at which a radioactive element decays is its ____.

• quarter life
• whole life
• wonderful life 
• half life

Tags

NGSS.HS-PS1-8

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

• fusion
• fission
• waste
• sub

Tags

NGSS.HS-ESS1-1

Neutrons released in a fission reaction can strike other nuclei and cause a 

• meltdown
• take down
• break down
• chain reaction

Tags

NGSS.HS-PS1-8

Both a fusion reaction and a fission reaction produce 

• heat (energy)
• light
• sound
• magnetism

Tags

NGSS.HS-PS1-8

The three types of nuclear radiation in order of increasing penetrating power are

• alpha, beta, gamma
• alpha, gamma, beta
• beta, alpha, gamma
• gamma, alpha, beta

Tags

NGSS.HS-PS1-8

The process by which nuclei having small masses are united to form a single larger nucleus is called nuclear ____.

• fusion
• fission
• reactivity
• waste

Tags

NGSS.HS-PS1-8

Name the type of radioactive particle that can be stopped by a sheet of paper.

• alpha
• beta
• gamma
• lambda

Tags

NGSS.HS-PS1-8

Name the most penetrating type of radiation.

• alpha
• beta
• gamma
• lambda

What makes something radioactive?

• elements with an atomic number above 81
• an unstable nucleus
• contaminated sewage
• It decays over time

Tags

NGSS.HS-PS1-8

If the half life of a radioactive element is 100yrs, how long would it take for the radioactivity to reduce by one half?

• 200yrs
• 100yrs
• 50yrs
• 300yrs

Tags

NGSS.HS-PS1-8