Half Life and Radioactivity

Half Life and Radioactivity

9th Grade

15 Qs

quiz-placeholder

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Half Life and Radioactivity

Half Life and Radioactivity

Assessment

Quiz

Science

9th Grade

Hard

NGSS
HS-PS1-8

Standards-aligned

Created by

Lisa Thompson

FREE Resource

15 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Media Image

What is the Half life of this isotope?

5 seconds

10 seconds

15 seconds

20 seconds

Tags

NGSS.HS-PS1-8

2.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Media Image

What is the Half Life of this isotope?

3 days

5 days

8 days

10 days

Tags

NGSS.HS-PS1-8

3.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Media Image

The Half Life of Californium 252 is 5 years.

TRUE

FALSE

Tags

NGSS.HS-PS1-8

4.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

The % of the parent isotope remaining after 2 Half Lives.

50%

25%

12.5%

6.25%

Tags

NGSS.HS-PS1-8

5.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

After one half life, a sample will begin to have more of the parent isotope than the daughter isotope.

TRUE

FALSE

Tags

NGSS.HS-PS1-8

6.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

The rate at which a radioactive element decays is its ____.

quarter life

whole life

wonderful life 

half life

Tags

NGSS.HS-PS1-8

7.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

If the half life of a radioactive element is 100yrs, how long would it take for the radioactivity to reduce by one half?

200yrs

100yrs

50yrs

300yrs

Tags

NGSS.HS-PS1-8

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