Radiometric Dating

Radiometric Dating

9th - 10th Grade

10 Qs

quiz-placeholder

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Radiometric Dating

Radiometric Dating

Assessment

Quiz

Science

9th - 10th Grade

Easy

NGSS
HS-PS1-8

Standards-aligned

Created by

Rendy Williams

Used 2+ times

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10 questions

Show all answers

1.

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

Tags

NGSS.HS-PS1-8

2.

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

Tags

NGSS.HS-PS1-8

3.

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

NGSS.HS-PS1-8

4.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

Media Image

The table shows the radioactive decay of carbon-14. Part of the table has been left blank. 
After 22,800 years, approximately what percentage of the original carbon-14 remains? 

15%
12.5%
6.25%
3.125%

Tags

NGSS.HS-PS1-8

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

An atom with a different number of protons and neutrons

electrons

isotopes

ions

reaction partners

Tags

NGSS.HS-PS1-8

6.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Media Image

How many grams of Carbon-14 will remain after 17,100 years- C-14 has a half life 5,730 so 17,100 is about 3 half lives?

32 g

16 g

8 g

4 g

Tags

NGSS.HS-PS1-8

7.

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

Tags

NGSS.HS-PS1-8

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