Chemical Reactions, Matter and Energy

Chemical Reactions, Matter and Energy

8th Grade

15 Qs

quiz-placeholder

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Chemical Reactions, Matter and Energy

Chemical Reactions, Matter and Energy

Assessment

Quiz

Science

8th Grade

Hard

NGSS
MS-PS1-5, MS-PS1-4, MS-LS1-6

+5

Standards-aligned

Created by

Lisa Thompson

FREE Resource

15 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Media Image

In an endothermic reaction, heat is ...

taken in or absorbed

given out or released 

Tags

NGSS.MS-PS1-4

NGSS.MS-PS3-4

2.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Media Image

Exothermic reactions...

Absorb energy

Release energy

Release Color

Absorb Color

Tags

NGSS.MS-PS1-2

NGSS.MS-PS1-4

NGSS.MS-PS3-3

NGSS.MS-PS3-5

3.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

When does a chemical reaction stop?

When the lab is finished

When the excess reactant is used up

When the limiting reactant is used up

Chemical reactions never stop

4.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Media Image

What is essential for a combustion reaction to begin?

Carbon dioxide

Fuel 

Fuel, oxygen and heat

Water and oxygen

5.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Which of the following shows the correct way to balance the chemical equation?
Fe + O2 -> Fe2O3

4Fe + 3O2 -> 2Fe2O3

2 Fe + 3O2 -> Fe2O6

4 Fe + O6 -> 2Fe2O3

None of the options are correctly balanced.

Tags

NGSS.MS-PS1-5

6.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

What happens in ALL chemical changes?

Change in state of matter

A new substance is formed

Bubbles are produced

An explosion

Tags

NGSS.MS-PS1-2

NGSS.MS-PS1-5

7.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

According to the law of conservation of mass, how does the amount of each element on the product side compare to each element on the reactant side?

The amount of atoms on each side is equal

The amount of atoms on the product side is greater

The amount of atoms on the reactant side is greater

Depends on the reaction

Tags

NGSS.MS-PS1-5

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