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WorksheetsWorking like a scientist
Total questions: 22
Worksheet time: 12mins
This variable in an experiment is the one being deliberately changed by the scientist.
dependent ( responding) variable
independent (manipulated) variable
data
controlled variable
In a controlled experiment, how many independent variables can be changed at a time?
one
none
two or more
however many make sense.
Which statement is an inference about this picture?
The van is tan.
The van ran into KFC.
The driver was hungry.
The awnings are red and white.
Measuring the number of times a person breathes after exercise involves ____ data.
quantitative
qualitative
subjective
inference
Mr. S. sets up an experiment to see how the mass of a ball affects the distance it rolls off a ramp. Identify the dependent (responding) variable.
height of the ramp
distance traveled by the ball
mass of the ball
weight of the ball
Mr. S. sets up an experiment to see how the mass of a ball affects the distance it rolls off a ramp. Identify the independent (manipulated) variable.
distance traveled by the ball
height of the ramp
mass of the ball
weight of the ball
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 (responding) variable is the _____.
Diameter of the ball
Force acting on the ball
Height that the ball bounces
Height from which the ball is dropped
When experimenting with the growth of a plant, a scientist uses three of the same type of plants, two different fertilizers, equal light, and equal water. What type of variable is the fertilizer?
Dependent (responding)
Independent (manipulated)
Control
Compound
If I study for my scientific method quiz, then I will have a better test score. What is the dependent (responding) variable?
Scientific Method
Studying
Independent variable
Test score
Why do we want to test only one independent (manipulated) variable at a time?
it is hard to setup a data table with more than one variable
To better identify what is causing the changes
It is what has always been done
It's easier to perform the experiment
True or False: Your claim can never be wrong.
True
False
What is a factor that changes because of what the experimenter does?
Dependent (responding) Variable
Independent (manipulated) Variable
Control ( controlled) Variable
Hypothesis
Squidward found new reeds to tryout for his clarinet. He used an APPLAUSOMETER to measure applause after playing Under the Sea with each reed. The results were put in the table.
What was controlled?
The Song
The Reed
The Applause
The number of times he played
Peanut butter is a terrific snack.
Claim
Evidence
Observation
Inference
According to the chart, there were three times more Air Jordan's sold than any other shoe.
Claim
Evidence
Observation
Inference
The nutritional facts on the cans show that Coke has less sugar than Pepsi.
Claim
Evidence
Inference
Hypothesis
There are fourteen penguins.
Observation
Inference
Claim
Hypothesis
The penguin got pushed in.
Observation
Inference
Claim
Evidence
