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Half-Life & Radioactivity

Authored by Julia Lequin

Chemistry

11th Grade

NGSS covered

Used 3+ times

Half-Life & Radioactivity
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20 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Which are the applications of radioactivity in real life?

medicine

energy (electricity)

agriculture

all of the above

Tags

NGSS.HS-PS1-8

2.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Nuclear power is the use of nuclear reactions to produce electricity. Nuclear power can be obtained from nuclear fission, nuclear decay and nuclear fusion reactions. Presently, the vast majority of electricity from nuclear power is produced by nuclear fission of uranium and plutonium in nuclear power plants.

uranium

plutonium

lead

radon

Tags

NGSS.HS-PS1-8

3.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

What is a common use of radioisotopes in medicine?

diagnostic imaging

food preservation

water purification

construction

Tags

NGSS.HS-PS1-8

4.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Which type of radiation is the most penetrating?

Neutrons

Alpha particles

Beta particles

Gamma rays

5.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Which element is commonly used as a fuel in nuclear reactors?

hydrogen

carbon

uranium

iron

6.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

What is emitted during Alpha Radiation?

A helium nuclei.
A helium atom
Gamma Rays.
Positrons

Tags

NGSS.HS-PS1-8

7.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Has the lowest penetrating power.  Can only penetrate 0.05 mm into the body and can be stopped by the skin.

Alpha
Beta
Gamma

Electron capture

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