Nuclear Half-Life

Nuclear Half-Life

9th - 12th Grade

14 Qs

quiz-placeholder

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Nuclear Half-Life

Nuclear Half-Life

Assessment

Quiz

Chemistry

9th - 12th Grade

Medium

NGSS
HS-PS1-8

Standards-aligned

Created by

Mitch Wagner

Used 3+ times

FREE Resource

14 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

15 mins • 1 pt

What is an isotope?

one of several forms of the same atoms; same number of protons but have different number of neutrons

a particle that has no charge and is located in the nucleus of an atom.

energy in the form of waves or particles that is emitted from an object and travels through space or air

Tags

NGSS.HS-PS1-8

2.

MULTIPLE CHOICE QUESTION

15 mins • 1 pt

The time it takes for a radioactivity level to drop by a half is is the sample's ___________________.

quarter life

whole life

wonderful life

half life

Tags

NGSS.HS-PS1-8

3.

LABELLING QUESTION

15 mins • 5 pts

Label the graph with the data from the half life decay of cobalt-60.

a
b
c
d
e
1st half life mass
half life time
15.81 years passed
mass after 4 half lives
N(0): starting mass

Tags

NGSS.HS-PS1-8

4.

MULTIPLE CHOICE QUESTION

15 mins • 1 pt

Media Image

Using this graph, what is the half-life of the strontium?

10 years

25 years

50 years

150 years

Tags

NGSS.HS-PS1-8

5.

LABELLING QUESTION

15 mins • 4 pts

Label the chart with the appropriate data.

a
b
c
d
% mass at starting time N(0)
half life time
% original isotope after 4 half lives
% decayed after 3 half lives

Tags

NGSS.HS-PS1-8

6.

MULTIPLE CHOICE QUESTION

15 mins • 1 pt

You have 100 grams of radioactive C-14. The half life of C-14 is 5730 years.

How many grams are left after 1 half life?

100 grams

25 grams

2 grams

50 grams

Tags

NGSS.HS-PS1-8

7.

MULTIPLE CHOICE QUESTION

15 mins • 1 pt

Imagine you have 50,000 atoms of uranium-238. If U-238 has a half-life of 4.5 billion years, how many U-238 atoms will be left after 4.5 billion years?

25,000

50,000

12,500

0

Tags

NGSS.HS-PS1-8

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