Radioactivity Experiments Quiz

Radioactivity Experiments Quiz

Assessment

Interactive Video

Physics

9th - 10th Grade

Practice Problem

Hard

Created by

Jennifer Brown

FREE Resource

5 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the first step in any radioactivity experiment?

Measure the background count rate

Subtract the background readings

Calculate the number of particles per second

Measure the count rate with the source

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

How can you calculate the number of particles per second?

By dividing the count rate by the time interval

By multiplying the count rate by the time interval

By subtracting the time interval from the count rate

By adding the count rate to the time interval

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What safety measure should be taken when handling radioactive sources?

Use a plastic shield

Wear gloves

Stand directly in front of the source

Measure the count rate only once

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Which material is needed to absorb a significant amount of gamma radiation?

Three centimeters of aluminum

A sheet of paper

Lots of centimeters of lead

A few centimeters of air

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the purpose of plotting a graph of count rate per second against time?

To determine the type of radiation

To calculate the background count rate

To find the half-life of a substance

To measure the penetration power of radiation

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