Free Printable Unit 1: Scientific Method

1.

All the variables that are kept the SAME

a)

Hypothesis

b)

Independent Variable

c)

Dependent Variable

d)

Controlled Variables

2.

Testable statement to solve a problem

a)

Dependent Variable

b)

Hypothesis

c)

Conclusion

d)

Variable

3.

The items or factors in an experiment that can be controlled or changed

a)

Variable

b)

Conclusion

c)

Control Group

d)

Hypothesis

4.

Group that receives ONLY the independent variable

a)

Experimental Group

b)

Controlled Group

5.

The variable that is MEASURED

a)

Independent Variable

b)

Dependent Variable

c)

Controlled Variable

6.

The outcome or result of an experiment

a)

Hypothesis

b)

Conclusion

c)

Variable

d)

Research

7.

The variable that is DIFFERENT and CHANGES

a)

Dependent Variable

b)

Controlled Variable

c)

Independent Variable

8.

The group that receives the CONTROLLED variables

a)

Experimental Group

b)

Controlled Group

9.

Information gathered using your 5 senses.

a)

Observation

b)

Inference

10.

Mini conclusion used to explain what you see, hear, or experience.

a)

Observation

b)

Inference

11.

The girl is folding her arms.

a)

Observation

b)

Inference

12.

The river is toxic.

a)

Observation

b)

Inference

13.

It's December.

a)

Observation

b)

Inference

14.

The 2 men are wearing black.

a)

Observation

b)

Inference

15.

The girl does not want to eat her vegetables.

a)

Observation

b)

Inference

16.

They are celebrating.

a)

Observation

b)

Inference

17.

They are in a hospital.

a)

Observation

b)

Inference

18.

Can be influenced by personal experiences and background knowledge

a)

Observation

b)

Inference

19.

Which of the following statements is an inference about the picture

a)

The vase is broken.

b)

The girls' bow is blue and purple.

c)

The girl broke the vase.

d)

The girl has blonde hair.

20.

What is an observation for this picture?

a)

The man is scared

b)

The man is going to get eaten

c)

There is a man in a kayak

d)

The man is paddling fast

21.

_______________ is the amount of SPACE an object takes up.

a)

mass

b)

volume

c)

weight

d)

density

22.

________________ is the amount of material (MATTER) in an object

a)

mass

b)

volume

c)

weight

d)

density

23.

Mass is measured in

a)

grams

b)

liters

c)

meters

d)

g/cm3

24.

A graduated cylinder is used to measure the __________ of a liquid.

a)

temperature

b)

mass

c)

volume

d)

length

25.

9m = ____cm

a)

90 cm

b)

900 cm

c)

9,000 cm

d)

0.9 cm

26.

1 m = ______cm

a)

1000

b)

10

c)

100

d)

1

27.

7 km = ____cm

a)

70

b)

700

c)

700,000

d)

70,000

28.

177 cm = ____m

a)

1.77

b)

17.7

c)

1770

29.

A graduated cylinder contains exactly 60 mL of water. A rock was dropped into the cylinder of water. The water level rose to 86 mL. What is the volume of the rock?

a)

86 mL

b)

60 mL

c)

146 mL

d)

26 mL

30.

What is the measurement on the graduated cylinder shown?

a)

10.9 mL

b)

20 mL

c)

19 mL

d)

18 mL

31.

What is the measurement on the triple-beam balance shown?

a)

27g

b)

28g

c)

27.7g

d)

2.7g

32.

What is the volume of the two red beads?

a)

2.4 cm³

b)

4 cm³

c)

6 cm³

d)

2 cm³

33.

True or False: The density of a specific type of material never changes.

a)

True

b)

False

34.

Put the liquids in order from most dense to least dense?

a)

4, 3, 2, 1

b)

1, 2, 3, 4

c)

3, 4, 2, 1,

d)

4, 3, 1, 2

35.

Why does ice float?

a)

Liquid water is less dense than solid water.

b)

Solid water is less dense than liquid water.

c)

Gaseous water is less dense than solid water.

d)

Liquid water is less dense than gaseous water.

36.

What is the formula for density?

a)

density = mass x volume

b)

density = mass / volume

c)

density = mass + volume

d)

density = mass - volume

37.

Jack has a rock. The rock has a mass of 14 g and a volume of 2 cm³. What is the density of the rock?

a)

7 mL

b)

7 g/cm³

c)

28 g/cm³

d)

1/7 g/cm³

38.

Frank has an eraser. It has a mass of 4 g, and a volume of 2 cm³. What is its density?

a)

8 g/cm³

b)

2 g/cm³

c)

1/2 g/cm³

d)

24 g/cm³

39.

Why is it important to have only one independent variable and to control the other variables when performing science experiments?

a)

So you can tell which factor is causing the change in the experiment.

b)

It does not matter, you can have as many independent variables as you want.

40.

Ben makes five paper helicopters with different wing lengths. He drops them the same way from a height of two meters for five trials each. He records the amount of time it takes for each helicopter to fall to the ground.

What is the independent variable?

a)

Dropping the same way

b)

Wing Length

c)

Amount of time it takes the helicopter to hit the floor

d)

Dropping from the same height

41.

Ben makes five paper helicopters with different wing lengths. He drops them the same way from a height of two meters for five trials each. He records the amount of time it takes for each helicopter to fall to the ground.

What is the dependent variable?

a)

Dropping the same way

b)

Wing Length

c)

Amount of time it takes the helicopter to hit the floor

d)

Dropping from the same height

42.

Ben makes five paper helicopters with different wing lengths. He drops them the same way from a height of two meters for five trials each. He records the amount of time it takes for each helicopter to fall to the ground.

What are two controlled variables? (Select 2 answers)

a)

Dropping the same way

b)

Wing Length

c)

Amount of time it takes the helicopter to hit the floor

d)

Dropping from the same height

43.

Cindy wanted to find out how the amount of sunlight affects the growth of plants. She placed two tomato plants in 10 inch pots with potting soil and watered them ¼ cup each day. One plant was placed under a cardboard box and one was placed in the sunlight. She measured the growth of the plant each week for three weeks.

What is the independent variable?

a)

Using the same type of plant

b)

Each plant was placed in a 10 inch pot

c)

The growth of the plant

d)

One plant is in the sunlight and the other is under a box

44.

Cindy wanted to find out how the amount of sunlight affects the growth of plants. She placed two tomato plants in 10 inch pots with potting soil and watered them ¼ cup each day. One plant was placed under a cardboard box and one was placed in the sunlight. She measured the growth of the plant each week for three weeks.

What is the dependent variable?

a)

Using the same type of plant

b)

Each plant was placed in a 10 inch pot

c)

The growth of the plant

d)

One plant is in the sunlight and the other is under a box

45.

Cindy wanted to find out how the amount of sunlight affects the growth of plants. She placed two tomato plants in 10 inch pots with potting soil and watered them ¼ cup each day. One plant was placed under a cardboard box and one was placed in the sunlight. She measured the growth of the plant each week for three weeks.

What are two controlled variables? (Select 2)

a)

Using the same type of plant

b)

Each plant was placed in a 10 inch pot

c)

The growth of the plant

d)

One plant is in the sunlight and the other is under a box

Unit 1: Scientific Method

Total questions: 45

Worksheet time: 4hrs 45mins

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