radioactive decay

radioactive decay

9th - 11th Grade

40 Qs

quiz-placeholder

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radioactive decay

radioactive decay

Assessment

Quiz

Social Studies

9th - 11th Grade

Medium

CCSS
HSF.LE.A.4, 7.RP.A.3

Standards-aligned

Created by

Jaclyn DiBiase

Used 7+ times

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40 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

When an unstable radioactive atom decays, it usually turns into:

a more stable atom
a less stable atom
the exact same atom but with less pure energy
empty space

2.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Radiometric dating is possible because the rates of decay of radioactive isotopes _____.

change over time
change from place to place
are constant
vary widely

3.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

The time it takes for 50% of the nuclei in a radioactive sample to decay to its stable isotope is called _____.

the daughter product
geologic time
the half-life
the half-time

4.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Media Image

You find a rock sample with radioactive atoms present.  If 12.5% of the original radioactive atoms were present, how many half-lives has the rock been around for? (Hint, at Half-Life = 0, you start with 100%)

zero
1
2
3

5.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Media Image

You find a rock sample with radioactive atoms present.  If 25% of the original radioactive atoms were present, how many half-lives has the rock been around for? (Hint, at Half-Life = 0, you start with 100%)

zero
1
2
3

6.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

If the half-life of a radioactive group of atoms is 100 years, then how old is the rock if there have been two half-lives?

25 years
200 years
400 years
800 years

Tags

CCSS.HSF.LE.A.4

7.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Media Image

Using ESRT (A) [Radioactive Decay Data], what is the half-life in standard notation of carbon-14?

5,700 years
57,000 years
570,000 years
5,700,000 years

Tags

CCSS.HSF.LE.A.4

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