Radioactive Decay

Radioactive Decay

9th Grade

25 Qs

quiz-placeholder

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Radioactive Decay

Radioactive Decay

Assessment

Quiz

Science

9th Grade

Practice Problem

Hard

NGSS
HS-PS1-8

Standards-aligned

Created by

Lisa Thompson

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25 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Media Image

How many grams of Carbon-14 will remain after 17,100 years?

32 g

16 g

8 g

4 g

Tags

NGSS.HS-PS1-8

2.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Media Image

Which disintigration product is represented on the graph?

206Pb

87Sr

40Ar

14N

Tags

NGSS.HS-PS1-8

3.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Media Image

How many half-lives have passed if 12.5% 14C remains?

1 Half-life

2 Half-lives

3 Half-lives

4 Half-lives

4.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Media Image

What percentage of Rubidium-87 will remain after 4 half-lives?

25%

12.5%

6.25%

3.125%

Tags

NGSS.HS-PS1-8

5.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Which of the following is defined as the breakdown of a radioactive element releasing particles and energy

Radiometric Dating

Half LIfe

Law of Superpostion

Radioactive Decay

Tags

NGSS.HS-PS1-8

6.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Occurs when atoms of an unstable element break down to form atoms of another element

Erosion

Index Fossils

Radioactive Decay

Law of Superposition

Tags

NGSS.HS-PS1-8

7.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Media Image

How many of the atoms have decayed to daughter atoms after 2 half-lifes?

10

5

15

2.5

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