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Physical Science Unit 4 Review

Authored by Steve Lopez

Chemistry, Science

10th - 11th Grade

Used 4+ times

Physical Science Unit 4 Review
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36 questions

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1.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

What is a chemical reaction?

A process that produces a chemical change, in which substances are not changed into new substances.

A process that produces a chemical change, in which substances are changed into new substances.

A process that produces a physical change, in which substances are not changed into new substances.

A process that produces a physical change, in which substances are changed into new substances.

2.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

What is NOT an example of a chemical reaction you see everyday?

Rusting

Burning (AKA combustion)

Cooking

Ice melting

3.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Let's say you mix two unknown chemicals.

Which of the following could be a sign that a chemical reaction has occurred?

Change in color

Bubble formation

Release of light

Change in temperature

All of the above

4.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

If a car began with 1000 grams of gasoline and oxygen, how much water and carbon dioxide do you think would be produced from the gasoline and oxygen?

0 g

500 g

1000 g

15000 g

5.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Media Image

What are the reactants in this chemical equation?

CO

6.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Media Image

What are the reactants in this chemical equation?

7.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Media Image

How many atoms of hydrogen are on the product side of this chemical equation?

1

2

4

8

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