Nuclear Decay

Alpha particles.....

• a) are positively charged.
• b) consist of two protons and four neutrons.
• c) can penetrate any thickness of matter
• d) All of the above 

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NGSS.HS-PS1-8

Radioactive materials have unstable...

• electrons
• protons
• nuclei
• neutrons

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NGSS.HS-PS1-8

The type of radioactive particle that can be stopped by a sheet of paper is the ____.

• alpha particle
• beta particle
• gamma ray
• uranium

The most penetrating type of radiation is the ____.  

• alpha particle
• gamma ray
• beta particle
• uranium

Tags

NGSS.HS-PS1-8

A helium nucleus with two protons and two neutrons is called a(n) ____.  

• alpha particle
• electroscope
• beta particle
• gamma ray

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NGSS.HS-PS1-8

Negatively charged particles emitted from a nucleus at a high speed are ____.  

• alpha particle
• gamma rays
• beta particles
• X rays

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NGSS.HS-PS1-8

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

•   alpha, beta, gamma 
• X ray, beta, gamma
• alpha, gamma, beta 
• X ray, gamma, beta 

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NGSS.HS-PS1-8

Which of these is an alpha particle?

• A

• B

• C

• D

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NGSS.HS-PS1-8

Carbon-14 and carbon-12 have the same number of protons but a different number of neutrons. These different forms of the same element are called

• radioactive

• isotopes

• nuclei

• tracers

What type of nuclear decay is represented in this illustration?

• beta decay

• gamma radiation

• alpha decay

• nuclear fusion

Tags

NGSS.HS-PS1-8