Free Printable EDD Exam Review

1.

This variable in an experiment is the one being deliberately changed by the scientist.

a)

dependent variable

b)

independent variable

2.

There are two types of data. Which type of data involves numbers that are obtained by counting or measuring?

a)

quantitative

b)

qualitative

3.

Mia sets up an experiment to see how the mass of a ball affects the distance it rolls off a ramp. Identify the INDEPENDENT VARIABLE:

a)

distance traveled by the ball

b)

mass of the ball

4.

If I study for my scientific methods quiz, then I will have a better test score. What is the DEPENDENT VARIABLE?

a)

Test score

b)

Studying

c)

Independent variable

5.

What is a hypothesis?

a)

A hypothesis is the right answer to an experiment.

b)

A hypothesis is the wrong answer to an experiment.

c)

A hypothesis is what you think will happen.

6.

What step does every scientific experiment begin with?

a)

hypothesis

b)

question/problem

c)

procedures

d)

conclusion

7.

Which of the following would be considered QUANTITATIVE data?

a)

Color

b)

Smell

c)

6.84 cm

d)

texture

8.

Landon wants to determine the effect of fertilizer on the growth of grass. The growth of the grass is the _________.

a)

Independent Variable

b)

Dependent Variable

c)

Constant

9.

Which statement is a well written HYPOTHESIS?

a)

It is possible to teach an old dog new tricks.

b)

If Miracle Grow fertilizer is used on the lawn, then the grass will grow faster.

c)

Will fertilizer make my grass grow more?

10.

Which of the following would be a good question that could be scientifically investigated?

a)

What is the best ice cream flavor in the world?

b)

Does lack of sunlight affect plant growth?

11.

Dilcia wants to know how drinking milk affects how tall a Monica grows. Which is the independent variable?

a)

Monica's growth

b)

drinking milk

12.

Ramone wants to know: does the distance a person kicks a soccer ball effect how well they will do on their math test. What is the dependent variable?

a)

How far they kick the soccer ball

b)

who the person is

c)

how well they do on the math test

d)

Type of soccer ball.

13.

Marcos wants to know: Does the type of gasoline put in a car effect how fast the car can drive? What is the independent variable?

a)

Type of gasoline

b)

which car the gas is put into

c)

how fast the car can drive

d)

how much gas is put into the car

14.

Does the flavor of ice cream effect how fast the ice cream melts? The flavor of ice cream is the....

a)

independent variable

b)

dependent variable

15.

Does the type of shoe worn during a 30 meter dash affect the speed of the runner? The speed of the runner is the...

a)

independent variable

b)

dependent variable

16.

How does increasing the slope of a ramp affect how far a marble travels? Increasing the slope is the...

a)

independent variable

b)

dependent variable

17.

What effect does decreasing the temperature of a room have on a lifespan of a battery? The temperature of the room is the...

a)

independent variable

b)

dependent variable

18.

How does watching TV during studying affect a student’s test grades? Student's grades are the....

a)

independent variable

b)

dependent variable

19.

Does changing the scent of a brand of dog food affect how much the dog eats? How much the dog eats is the...

a)

independent variable

b)

dependent variable

20.

How does adding cardio to one’s daily schedule affect their heart rate? The heart rate is the...

a)

independent variable

b)

dependent variable

21.

An apple’s freshness will last longer if they are refrigerated. If you did an experiment to test this, the freshness would be the...

a)

independent variable

b)

dependent variable

22.

The variable that is measured.

a)

Controlled Variable

b)

Dependent Variable

c)

Independent Variable

23.

The one factor that a scientist changes during an experiment.

a)

Controlled Variable

b)

Dependent Variable

c)

Independent Variable

24.

In an experiment, constants should always be

a)

different

b)

the same

c)

kind of the same

d)

none of the above

25.

This part in an experiment is the one being changed or manipulated by the scientist.

a)

dependent variable

b)

independent variable

c)

constants

d)

control

26.

This part of the experiment where the independent variable is not present. It serves as comparison.

a)

independent variable

b)

control

c)

dependent variable

d)

constants

27.

Mr. Fitch wanted to see how different types of music affected students' heart rates. He played different types of music: heavy metal, rap, R&B, alternative, pop, country, and classical music. Identify the independent variable.

a)

classical music resulted in the highest pulse rate

b)

types of music

c)

students' heart rate

d)

Mr. Fitch

28.

Mr. Fitch wanted to see how different types of music affected students' heart rates. He played different types of music: heavy metal, rap, R&B, alternative, pop, country, and classical music. Identify the dependent variable.

a)

classical music resulted in the highest pulse rate

b)

types of music

c)

students' heart rate

d)

Mr. Fitch

29.

Justin usually blows his nose using Kleenex tissues. His snot keeps leaking through the tissue. He decided he is going to create an experiment to find the best tissue brand. What would be 1 constant?

a)

amount of tissue

b)

type of tissue

c)

kleenex

d)

which one works better

30.

How many variables do we want to be testing at one time?

a)

1

b)

2

c)

3

d)

4

31.

Constants should be...

a)

different

b)

same

c)

kind of the same

d)

none of the above

32.

Controls don't

a)

receive experimental treatment

b)

keep things the same

c)

keep the experiment the same

d)

keep procedures the same

33.

What is a hypothesis?

a)

the thing changed on purpose in the experiment

b)

an explanation about what you observed

c)

using your 5 senses to gather data

d)

an educated guess about the outcome of an experiment

34.

What two words should be in your hypothesis?

a)

I think

b)

If ...then...

c)

It will

d)

No idea

35.

What variable comes after the word IF

a)

independent variable

b)

dependent variable

36.

What variable comes after the word then?

a)

independent variable

b)

dependent variable

37.

When is a hypothesis written?

a)

before you decide on a question

b)

after the experiment

c)

before the experiment

d)

after the conclusion

38.

A hypothesis is never wrong.

a)

True

b)

False

39.

When we write a conclusion, we state

a)

that our hypothesis was proven or disproven.

b)

that out hypothesis was a good guess or a poor guess.

40.

What is a factor that is measured for change in an experiment?

a)

control

b)

constant

c)

independent variable

d)

dependent variable

41.

What is the factor that an experimenter changes on purpose?

a)

Dependent Variable

b)

Independent Variable

c)

Constant

d)

Control

42.

What is the factor that an experimenter changes on purpose?

a)

Dependent Variable

b)

Independent Variable

c)

Constant

d)

Control

43.

A summary of the experiment that includes whether hypothesis was right or wrong

a)

Hypothesis

b)

Results

c)

Conclusion

d)

Independent Variable

44.

A summary of the experiment that includes whether hypothesis was right or wrong

a)

Hypothesis

b)

Results

c)

Conclusion

d)

Independent Variable

45.

The part of the experiment that does not contain the independent variable. Used for comparison.

a)

Control Group

b)

Experimental Group

c)

Results

d)

Data

46.

The part of the experiment that does not contain the independent variable. Used for comparison.

a)

Control Group

b)

Experimental Group

c)

Results

d)

Data

47.

What are all the things that are kept the same in an experiment?

a)

controls

b)

data

c)

constants

d)

independent variables

48.

What are all the things that are kept the same in an experiment?

a)

controls

b)

data

c)

constants

d)

independent variables

49.

What is the effect of salt water on the average of the height of the 3 tallest blades of grass?
What is the independent variable in the above question?

a)

salt water

b)

height

c)

average

d)

effect

50.

What is an if....then statement that predicts the outcome of an experiment or how the Independent variable effects the dependent variable?

a)

Conclusion

b)

Materials

c)

Hypothesis

d)

Problem

51.

What are the number of times each level of the independent variable is tested?

a)

constants

b)

control

c)

repeated trials

d)

dependent variable

52.

A numbered step by step description that begins with a verb and tells exactly how the experiment is to be done.

a)

reults
Results

b)

Problem

c)

Materials

d)

Procedures

53.

Students used various temperatures of water to see which one dissolved candy faster.
What was the Independent Variable?

a)

Amount of Candy

b)

Amount of Water

c)

Temperature of Water

d)

Time for Candy to Dissolve

54.

Students wanted to see if the type of material effected the temperature after being placed under a heat lamp for 10 minutes.
What is the dependent variable for this investigation?

a)

Type of material (rocks, sand etc)

b)

Temperature after 10 minutes

c)

Time under the lamp

d)

Heat lamp, amount of material

55.

Mr. Krabbs is trying a new money making scheme. On Tuesdays he is selling his crabby patties on colored buns. He usually averages 25 customers per day. On Tuesdays he now averages 27 customers.
What was the independent variable?

a)

The customers

b)

The crabby patty

c)

The colored buns

d)

The number of customers

56.

An experiment is performed on plants to see how different liquids affect plant growth. Each plant in the experiment is given a different liquid; water, apple juice, or milk. Each plant has the same amount of soil, sunlight, and listens to the same music. In this investigation, the independent variable is ...

a)

The type of plant

b)

The amount of sunlight

c)

The type of music

d)

The type of liquid

57.

An experiment is performed on plants to see how different liquids affect plant growth. Each plant in the experiment is given a different liquid; water, apple juice, or milk. Each plant has the same amount of soil, sunlight, and listens to the same music. In this investigation, the independent variable is ...

a)

The type of plant

b)

The amount of sunlight

c)

The type of music

d)

The type of liquid

58.

An experiment is performed on plants to see how different liquids affect plant growth. Each plant in the experiment is given a different liquid; water, apple juice, or milk. Each plant has the same amount of soil, sunlight, and listens to the same music. In this investigation, what is the dependent variable?

a)

Type of plant

b)

Water, apple juice, milk

c)

Plant growth

59.

An experiment is performed on plants to see how different liquids affect plant growth. Each plant in the experiment is given a different liquid; water, apple juice, or milk. Each plant has the same amount of soil, sunlight, and listens to the same music. In this investigation, what are the controlled variables/constants?

a)

Type of plant, amount of music, and sunlight

b)

Water, apple juice, milk

c)

Plant growth

60.

An experiment is performed on plants to see how different liquids affect plant growth. Each plant in the experiment is given a different liquid; water, apple juice, or milk. Each plant has the same amount of soil, sunlight, and listens to the same music. In this investigation, what is the control?

a)

water

b)

apple juice

c)

milk

d)

soil

61.

A student is planning an experiment to find out how the height from which he drops a ball affects how high the ball bounces. The independent variable is the _____.

a)

Diameter of the ball

b)

Force acting on the ball

c)

Height that the ball bounces

d)

Height from which the ball is dropped

62.

A student is planning an experiment to find out how the height from which he drops a ball affects how high the ball bounces. The dependent variable is the _____.

a)

Diameter of the ball

b)

Force acting on the ball

c)

Height that the ball bounces

d)

Height from which the ball is dropped

63.

A student is planning an experiment to find out how the height from which he drops a ball affects how high the ball bounces. The dependent variable is the _____.

a)

Diameter of the ball

b)

Force acting on the ball

c)

Height that the ball bounces

d)

Height from which the ball is dropped

64.

Mr. S set up an experiment to see how the mass of a ball affects the distance it rolls off a ramp. What is the dependent variable?

a)

Distance traveled by the ball

b)

Height of the ramp

c)

Mass of the ball

65.

Mr. S set up an experiment to see how the mass of a ball affects the distance it rolls off a ramp. What is the controlled variable/constant?

a)

Distance traveled by the ball

b)

Height of the ramp

c)

Mass of the ball

66.

Maria wants to know if birds prefer to eat in one place over another. She makes three feeders out of 2-liter bottles and paints all of them red. She fills each of the feeders with the same amount of mixed birdseed, and plans to keep the feeders out for 10 days before measuring how much seed is eaten from each feeder. She puts each of the feeders in her back yard: one feeder in a large dead tree, another feeder she sits on the dog house, and the last she sits in a small bushy tree.

What is the controlled variable/constant?

a)

Location of bird feeder

b)

Amount of birdseed eaten

c)

Type of birdseed

67.

Maria wants to know if birds prefer to eat in one place over another. She makes three feeders out of 2-liter bottles and paints all of them red. She fills each of the feeders with the same amount of mixed birdseed, and plans to keep the feeders out for 10 days before measuring how much seed is eaten from each feeder. She puts each of the feeders in her back yard: one feeder in a large dead tree, another feeder she sits on the dog house, and the last she sits in a small bushy tree.
What is the dependent variable?

a)

Length of the birdfeeders

b)

Amount of time feeders are outside

c)

Amount of seed eaten

68.

Mr. S normally uses praise as a reward to train his dog. He wants to know the best way to train his dog, so he sets up an experiment to find out if there is a better way to get his dog to respond to commands. What is his independent variable?

a)

Type of reward

b)

Praise

c)

Type of dog

d)

Amount of time the dog follows commands

69.

Mr. S normally uses praise as a reward to train his dog. He wants to know the best way to train his dog, so he sets up an experiment to find out if there is a better way to get his dog to respond to commands. What is his dependent variable?

a)

Type of reward

b)

Praise

c)

Type of dog

d)

Amount of time the dog follows commands

70.

What conclusions can you draw from this graph?

a)

The deer population went down over time.

b)

The deer population went up over time.

c)

The dear population went up quickly, then down, but then stayed the same.

d)

There are less dear because of hunters

71.

You want to make a graph for an experiment you did about plant growth over a two week period of time. What type of graph would you use?

a)

bar graph

b)

line graph

c)

pictograph

d)

pie chart

72.

Which of the following is an accurate observation that you could make based on what this graph shows.

a)

There was no change to the gummy bear after 24 hours of being submerged in water.

b)

The gummy bear changed the most in length from being submerged in vinegar

c)

The gummy bear that has the greatest mass is the one that was submerged in vinegar.

d)

Gummy bears change color when they are submerged in different liquids.

73.

What is this graph showing you?

a)

The worlds population is staying the same.

b)

The worlds population is going down (decreasing).

c)

The worlds population was growing but now is decreasing.

d)

The worlds population has been growing and will continue to grow.

74.

The purpose of graphs, charts and tables is to

a)

help scientists visualize results from an experiment.

b)

make the experiment look nice.

c)

practice what I learned in Math class.

d)

Practice my drawing skills.

75.

What information could you get from this graph?

a)

how much water is on Earth

b)

the percentage of the earth that is covered in water

c)

how land is available on earth

d)

how tall the highest mountain is

76.

What would you use this map for?

a)

to figure out how much rain has fallen in the US in different regions

b)

to figure out how much rain has fallen in the midwest in inches

c)

To figure out how much rainfall has decreased in the US

d)

to figure out the percentage rainfall has increased in the different regions of the US

77.

The data table below shows that as the pressure of a gas sample was changed, the volume of the gas changed. The pressure was measured in atmospheres (atm) and the volume was measured in milliliters (mL).

According to the data table, as the pressure of the gas increases, the volume of the gas:

a)

decreases

b)

increases

c)

remains the same

78.

What is the difference between the number of frogs in the pond when the rainfall was 5cm and when the rainfall was 20cm?

a)

20

b)

40

c)

50

d)

60

79.

According to the pie chart, the United States relies on fossil fuels for about what percentage of its energy?

a)

30%

b)

45%

c)

60%

d)

80%

80.

Nuclear energy represents about what percentage of U.S. energy sources?

a)

15%

b)

30%

c)

50%

d)

70%

81.

How many protist Phyla listed?

a)

70

b)

14

c)

300

d)

43,000

82.

I have no axes at all. I help compare parts to a whole. What am I?

a)

Circle Graph

b)

Histogram

c)

Line Graph

d)

Bar Graph

83.

I have an x-axis and a y-axis. I help to track changes over time. What am I?

a)

Circle Graph

b)

Histogram

c)

Line Graph

d)

Dot Plot

84.

I have an x-axis and a y-axis. I help to compare categories. There are spaces between my bars. What am I?

a)

Bar Graph

b)

Histogram

c)

Line Graph

d)

Dot Plot

85.

What type of graph is this?

a)

Bar Graph

b)

Dot Plot

c)

Histogram

d)

Line Graph

86.

What type of graph is this?

a)

Line Graph

b)

Dot Plot

c)

Histogram

d)

Circle Graph

87.

What type of graph is this?

a)

Dot Plot

b)

Pie Graph

c)

Line Graph

d)

Histogram

88.

What is the title of this graph?

a)

School Transportation

b)

Bus

c)

No title

d)

Pie Graph

89.

When would I use a graph like this?

a)

To see changes over time

b)

To compare parts to a whole

c)

To compare categories

d)

To see frequency

90.

What is another word for hypothesis?

a)

evidence

b)

graph

c)

investigation

d)

prediction

91.

Justin blows his nose, but mucus seems to leak through the tissue. He decides to test which tissue holds up the best while sneezing. What is the independent variable?

a)

sneezing

b)

Justin

c)

amount of tissue

d)

type of tissue

92.

Mr. McNeice wanted to know if different types of music affected people's heart rates, so he played different music and checked their pulses. What is the dependent variable?

a)

type of music

b)

heart rate

c)

how long they listend to music

d)

Mr. McNeice

93.

This is the outcome of the experiment. We get data and results from this.

a)

Independent Variable

b)

Dependent Variable

c)

Control

d)

Constant

94.

How many independent variables should be tested at a time in a scientific investigation?

a)

none

b)

one

c)

two

d)

three

95.

The variable that is changed on purpose is:

a)

Control

b)

Dependent

c)

Independent

d)

Outcome

96.

The variable in the experiment that is the outcome that you measure is called:

a)

Control

b)

Dependent

c)

Independent

d)

Hypothesis

97.

What is an inference?

a)

Just a guess.

b)

A statement based off of your observations.

c)

The same as an observation.

d)

Examples of something.

98.

When experimenting with the growth of a plant, a scientist uses three plants, two different fertilizers, equal light, and equal water. What type of variable is the water?

a)

Dependent

b)

Independent

c)

Control

d)

Outcome

99.

In the paper airplane experiment, changing the size of the airplane would be which variable?

a)

Dependent

b)

Independent

c)

Control

d)

Conclusion

EDD Exam Review

Total questions: 99

Worksheet time: 2hrs 11mins

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