Radioactive Decay

Radioactive Decay

9th Grade

15 Qs

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Radioactive Decay

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Assessment

Quiz

Science

9th Grade

Hard

Solve Alpha/Beta, NGSS.HS-PS1-8, Alpha/Beta

+1

Standards-aligned

Created by

Lisa Thompson

FREE Resource

15 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Media Image

The shaded boxes represent the undecayed atoms for Isotope "X". If Isotope X has a half-life of 1,000 years, how old is this sample?

1,000 years

2,000 years

3,000 years

4,000 years

Tags

NGSS.HS-PS1-8

2.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

A sample of wood that originally contained 100 grams of Carbon-14 now contains 12.5 grams. How old is this sample?

5.7 x 103

11.4 x 103

17.1 x 103

22.8 x 103

Tags

NGSS.HS-PS1-8

3.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Media Image

Complete the nuclear equation and determine the type of decay that is occurring in this reaction. 

alpha

beta

gamma

none

Tags

Solve Alpha/Beta

4.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

If we start off with element 24X50 after an alpha decay we get another element Y that looks like

22Y50

22Y46

20Y48

26Y54

Tags

Solve Alpha/Beta

5.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Media Image

If some Protactinium (Pa) decays by alpha it would become...

Actinium (Ac)

Thorium( (Th)

Uranium (U)

Neptunium (Np)

Plutonium (Pu)

Tags

Solve Alpha/Beta

6.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Media Image

If some Protactinium (Pa) decays by beta it would become...

Actinium (Ac)

Thorium( (Th)

Uranium (U)

Neptunium (Np)

Plutonium (Pu)

Tags

Solve Alpha/Beta

7.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

How is the alpha particle written in a nuclear equation?

42He

24He

0-1e

00γ

Tags

Alpha/Beta

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