Radioactivity Review

Disadvantage of nuclear fission

• Toxic waste 

• Large amounts of energy produced

• Frequent meltdowns

• Air pollution

What might be a concern raised by community members if they were told that a nuclear power plant was going to be built in their neighborhood?

• Excessive use of petroleum would leak into the water under the ground

• Coal could be used to produce more energy per gram of fuel

• The air pollution generated by the plant

• The threat of a nuclear accident or spill

Tags

NGSS.HS-ESS3-4

NGSS.HS-ESS3-6

If 10 mg of iodine 131 is given to a patient, how much is left after 24 days? The half-life of iodine-131 is 8 days.

• 25mg

• 1.25g

• 10g

• 10mg

If the half-life of uranium-232 is 70 years, how many half-lives will it take for 10 g of it to be reduced to 1.25 g?

• half-life

• half-lives

• half-lives

• half-lives

Tags

NGSS.HS-PS1-8

If you start with 100 grams of iodine-131 and the half life is 2 days, how many grams is left after 6 days?

• 25 grams

• 12.5 grams

• 50 grams

• 200 grams

• Nuclear fusion
• Beta decay
• Alpha decay
• Nuclear chain reaction

Tags

NGSS.HS-PS1-8

Half-life of iodine-131

• 32 days

• 8 days

• 16 days

• 24 days

Tags

NGSS.HS-PS1-8

This is an example of...

• Fission  reaction

• Fusion reaction

• Decomposition reaction

• Combustion

Tags

NGSS.HS-PS1-8

This is an example of a...

• Fission reaction

• Fusion reaction

• Decomposition reaction

• Decay

Tags

NGSS.HS-PS1-8

After one half life, a sample will begin to have more of the parent isotope than the daughter isotope.

• TRUE

• FALSE

Tags

NGSS.HS-PS1-8