Geologic Time and Radioactive Dating

Geologic Time and Radioactive Dating

7th Grade

10 Qs

quiz-placeholder

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Geologic Time and Radioactive Dating

Geologic Time and Radioactive Dating

Assessment

Quiz

Science

7th Grade

Medium

NGSS
HS-PS1-8, HS-ESS2-1, HS-ESS1-6

+1

Standards-aligned

Used 2+ times

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10 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

The age of a rock given as the number of years since the rock formed is called _______________.

relative age

half-life

absolute age

radioactive decay

Tags

NGSS.HS-PS1-8

2.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Media Image

Where would you find the oldest fossils?

at the top

at the bottom

in the middle

Tags

NGSS.HS-ESS2-1

NGSS.HS-LS4-5

3.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Media Image

Why is Carbon-14 dating used for plant and animal fossils?

It is found in all living organisms

It has a very long half-life

It shows layers better

It is older than the sample

4.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

The time it takes half of the atoms of a radioactive element to decay is the element's ________________.

relative age

half-life

absolute age

radioactive decay

Tags

NGSS.HS-PS1-8

5.

MULTIPLE CHOICE QUESTION

3 mins • 1 pt

Media Image

A bone contains 12.5 percent of the carbon-14 it began with. How old is the bone?

3.9 billion years old

1,910 years old

17,190 years old

458.4 years old

Tags

NGSS.HS-PS1-8

6.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Determining whether an object or event is older or younger than other objects or events is called ______________.

Relative dating

Super-position

Geologic column

Half life

7.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Media Image

Why is Potassium-40 dating used for ancient rocks?

It is found in all living organisms

It has a very long half-life

It shows layers better

It is older than the sample

Tags

NGSS.HS-ESS1-6

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