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Experimental Design

Total questions: 43

Worksheet time: 43mins

Name
Class
Date
1.
What is a factor that is measured for change in an experiment?
a)
control
b)
constant
c)
independent variable
d)
dependent variable
2.
What is the factor that an experimenter changes on purpose?
a)
Dependent Variable
b)
Independent Variable
c)
Constant
d)
Control
3.
A summary of the experiment that includes whether hypothesis was right or wrong
a)
Hypothesis
b)
Results
c)
Conclusion
d)
Independent Variable
4.
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
5.
What are all the things that are kept the same in an experiment?
a)
controls
b)
data
c)
constants
d)
independent variables
6.
What is the effect of salt water on the average of the 3 tallest blades of grass?
The above question is an example of:
a)
Hypothesis
b)
Conclusion
c)
Experiment
d)
Problem
7.
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
8.
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
9.
What is the part of the experiment that contains the independent variable?
a)
control group
b)
experimental group
c)
hypothesis
d)
dependent variable
10.
An organized procedure to study something under controlled conditions is a(n)
a)
observation
b)
field study
c)
model
d)
experiment
11.
An educated guess that has not been tested. 
a)
law
b)
theory
c)
hypothesis
d)
fact
12.
How many variables should you change in an experiment?
a)
none
b)
1
c)
2 or more
d)
depends on the type of experiment
13.
If you were testing how well different dish soaps cleaned grease, the independent variable would be the:
a)
dish type
b)
amount of grease
c)
dish soap type
d)
grease type
14.
The variable that depends on changes to the independent variable. 
a)
control group
b)
dependent variable
c)
experimental variable
d)
independent variable
15.
Dory 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
d)
ball type
16.
A factor in an experiment that stays the same.
a)
control group
b)
constant
c)
dependent variable
d)
experimental group
17.
Three baseball players investigate to see who can throw a baseball the farthest. They mark off an area on the playground for their investigation. Which should they keep constant?
a)
height of the players
b)
color of the balls thrown
c)
order in which the players throw
d)
spot from which the players throw
18.
When was the average snowfall for Chicago higher than the average snowfall for New York?
a)
January & Febuary
b)
February & March 
c)
June & July
d)
November & December
19.
Jeff is 6 feet 2 inches is a ___________ assesment
a)
Qualitative
b)
Quantitative
20.
The cake has a sweet smell is a _______ assessment. 
a)
Qualitative
b)
Quantitative
21.
If I water the plant more often, then it will grow taller.  Name the independent variable.
a)
The height of the plant
b)
The size of the pot
c)
The amount of water
d)
The amount of light.
22.
If I water the plant more often, then it will grow taller.  Name the dependent variable.
a)
The amount of water.
b)
The amount of soil.
c)
The height of the plant.
d)
The amount of water.
23.

Another name for an educated guess?

a)

Hypothesis

b)

Good guess

c)

Scientific method

d)

Scientific notation.

24.

Which of these would be the proper way to write a hypothesis

a)

I think the water will make the plant grow.

b)

Watering plants will make them grow better.

c)

If I add more water, then the plant will grow taller.

d)

Maybe water will make a plant grow taller.

25.

Which of these would be the proper way to write a hypothesis

a)

I think the water will make the plant grow.

b)

Watering plants will make them grow better.

c)

If I add more water, then the plant will grow taller.

d)

Maybe water will make a plant grow taller.

26.
What type of graph shows change over time?
a)
Circle Graph
b)
Bar Graph
c)
Trend Graph
d)
Line Graph
27.
Bar graphs are used to best represent what type of data?
a)
Change over Time
b)
Trends over Time
c)
Categories of Information(Comparisons)
d)
Percentages
28.
Which letter represents the intervals/increments on a graph?
a)
letter A
b)
letter B
c)
letter C
d)
letter E
29.
Which letter represents the x-axis?
a)
letter A
b)
letter B
c)
letter C
d)
letter E
30.
Which letter represents the y-axis?
a)
letter A
b)
letter B
c)
letter C
d)
letter E
31.
Which letter represents the title for a graph?
a)
letter D
b)
letter B
c)
letter C
d)
letter E
32.
 What kind of data was recorded on the data table?
a)
Examination Data
b)
Laboratory Data
c)
Qualitative Data
d)
Quantitative Data
33.

What is wrong with this graph?

a)

The dependent variable is not labeled.

b)

The data that is graphed is incorrect and a different graph should have been used.

c)

The intervals on the x and y axis are written incorrectly.

d)

The color of the graph is not appropriate or professional

34.

What is the most important thing you can improve in this graph?

a)

The dependent variable is not labeled correctly

b)

There is too much data on this graph and it should easier to read.

c)

The intervals are not done correctly

d)

The graph doesn't have an appropriate title.

35.

What is the independent variable in this graph?

a)

Tadpoles

b)

Year

c)

Frogs

d)

Number of tadpoles in the pond

36.

What type of variable is the "Price per Bushel (dollars)" in this graph?

a)

Bar graph

b)

Dependent variable

c)

Independent variable

d)

Controlled variable

37.

What type of graph shows change over time?

a)
b)
c)
d)
38.

Why are graphs and charts important to analyze data?

a)

Graphs and charts are important to analyze data because we would never be able to know what is going on with the data.

b)

Graphs and charts are important to analyze data because teachers say they are important.

c)

Charts and graphs is something good to do because they are nice to look at.

d)

Charts and graphs allow a person to visualize data and find patterns and trends in the data.

39.
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
40.
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
41.
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
42.
I have an x-axis and a y-axis. I help to show frequency. There are no spaces between my bars. What am I?
a)
Bar Graph
b)
Histogram
c)
Line Graph
d)
Dot Plot
43.
What type of graph is this?
a)
Bar Graph
b)
Histogram
c)
Dot Plot
d)
Pie Graph

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