wayground logo

Free Printable Worksheets

Font size

S
M
L
XL
Worksheets

Introduction to Chemistry

Total questions: 26

Worksheet time: 14mins

Name
Class
Date
1.

Knowledge gained from using observations and experiments to describe and explain the world around us.

a)

Chemistry

b)

Science

c)

Physics

d)

History

2.

Study of matter and the changes that it undergoes.

a)

Science

b)

Math

c)

Physics

d)

Chemistry

3.

Factor that affects the measure of another variable.

a)

Control Group

b)

Variable

c)

V. Independent

d)

V. Dependent

4.

Group used for comparison.

a)

Control Group

b)

Variable

c)

V. Independent

d)

V. Dependent

5.

Quantity that can have more than a single value.

a)

Control Group

b)

Variable

c)

V. Independent

d)

V. Dependent

6.

Factor that changes as a result of changes in the independent variable.

a)

Control Group

b)

Variable

c)

V. Independent

d)

V. Dependent

7.

Sequence of steps followed in order to solve a problem. The order of the steps may vary with the problem.

a)

Scientific Method

b)

Scientific Theory

c)

Baking Instructions

d)

Science

8.

Social science is based on human behavior.

a)

True

b)

False

9.

Science is divided in social science and natural science.

a)

True

b)

False

10.

Physical science is divided into physical education and physics.

a)

True

b)

False

11.

Science has 4 branches.

a)

True

b)

False

12.

What is the first step of the scientific method?

a)

Research

b)

Hypothesize

c)

Observe

d)

Experiment

e)

Question

13.

What is the second step of the scientific method?

a)

Research

b)

Conclusion

c)

Observe

d)

Analyze

e)

Question

14.

What is the third step of the scientific method?

a)

Research

b)

Conclusion

c)

Hypothesize

d)

Analyze

e)

Experiment

15.

What is the fourth step of the scientific method?

a)

Conclusion

b)

Question

c)

Hypothesize

d)

Analyze

e)

Experiment

16.

What is the fifth step of the scientific method?

a)

Conclusion

b)

Question

c)

Observe

d)

Research

e)

Experiment

17.

What is the sixth step of the scientific method?

a)

Conclusion

b)

Question

c)

Observe

d)

Analyze

e)

Experiment

18.

What is the seventh step of the scientific method?

a)

Conclusion

b)

Question

c)

Research

d)

Analyze

e)

Hypothesize

19.

What observation uses the senses?

Ex. The butterfly was blue.

(a)  

20.

What observation uses measurements?

Ex. The tile is 1 ft².

(a)  

21.

Ben wants to measure the effect of different amounts of oxygen on the growth rate of the yeast.

What is the dependent variable?

a)
Amount of oxygen
b)
Growth rate of the yeast
c)
Ben
d)
Yeast
22.

A florist wants to see if product x will extend the life of cut flowers so they last longer.

What is the independent variable?

a)
The type of flowers
b)
The amount of water given to the flowers
c)
The use of product x
d)
The temperature of the room where the flowers are kept
23.

Orchids were studied to determine if the amount of humidity affected the flowering of these plants.

Which of these was the independent variable in this study?

a)
The amount of humidity
b)
The flowering of the plants
c)
The type of orchids
d)
The location of the study
24.

A soap manufacturer wants to prove that their detergent works best at removing tough stains.

What is the dependent variable?

a)
The type of detergent used
b)
The type of stains
c)
The number of stains removed
d)
The color of the detergent
25.

You think that a certain part of your brain is important for memory.

To test this, you'll remove this part of the rats' brains and see if they remember how to get through the maze.

What is the independent variable in this experiment?

a)
The part of the brain that is removed
b)
The rats' ability to remember the maze
c)
The type of maze used in the experiment
d)
The number of rats used in the experiment
26.

Ana wants to see if playing music will make plants grow taller.

What is the independent variable in this experiment?

a)
The type of plants
b)
The type of music
c)
The height of the plants
d)
The amount of water given to the plants