WorksheetsPractice with Variables
Total questions: 35
Worksheet time: 57mins
Name
Class
Date
1.
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 variable.
a)
distance traveled by the ball
b)
height of the ramp
c)
mass of the ball
d)
weight of the ball
2.
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 variable.
a)
height of the ramp
b)
distance traveled by the ball
c)
mass of the ball
d)
weight of the ball
3.
Research question: 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.
4.
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?
a)
Dependent
b)
Independent
c)
Control
d)
Compound
5.
What would the INDEPENDENT variable be in an experiment testing which types of paper airplane goes furthest?
a)
the paper used
b)
the type of paper airplane
c)
the distance of each plane's flight
d)
how hard the plane is thrown
6.
Research Question: 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
7.
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
8.
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
d)
Color of the plant's leaves
9.
Ms. S set 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)
Height of the ramp
c)
Mass of the ball
d)
Who set up the experiment (Ms. S, etc)
10.
Ms. S set 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)
Height of the ramp
c)
Mass of the ball
d)
Who set up the experiment (Ms. S, etc)
11.
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?
What is the dependent variable?
a)
Length of the birdfeeders
b)
Amount of time feeders are outside
c)
Amount of seed eaten
d)
Location the feeders are put in.
12.
An experiment for a new asthma medication was set up into two groups. Group one was given the new drug for asthma, while group two was given a sugar pill. Group two serves as a(n)
a)
control group
b)
dependent variable
c)
experimental group
d)
constant
13.
The DATA collected in an experiment is known as the:
a)
Control
b)
Independent Variable
c)
Constant
d)
Dependent Variable
14.
In a controlled experiment, the variable that is changed--the one being tested--is called the
a)
Controlled Variable
b)
Responsive Variable
c)
Dependent Variable
d)
Independent Variable
15.
Oprtimus Prime notices his hull is covered in green slime. His friend tells him that coconut oil will get rid of it. He tests this out by spraying half of his hull with coconut oil. He sprays the other half of his hull with water. After 3 days of "treatment" there is no change in the appearance of the green slime on either side of his hull. What is the control group?
a)
there is no the control group
b)
water is the control group
c)
coconut oil is the control group
d)
time is the control group
16.
Starscream thinks a special fuel will make he and the other flying Decepticons quicker. He creates two groups of 10 flyers each and assigns each group to fly as far as they could in 1 hour. Both groups were given a fuel to use. Group A is given the special fuel while Group B is given regular fuel. Both groups were told that they were getting the special Hyper-Speed fuel. Starscream records how far each group was able to fly in total. Group A flew 550 kilometers, Group B flew 625 kilometers. What is the experimental group?
a)
There is no experimental group
b)
Time is the experimental group
c)
The special fuel group is the experimental group
d)
The regular fuel group is the experimental group
17.
To control variables means to
a)
measure properly
b)
repeat the experiment
c)
change one thing at a time
d)
test things out for yourself
18.
Dr. Lanman 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)
height of the ramp
c)
mass of the ball
d)
weight of the ball
19.
Dr. Lanman sets up an experiment to see how the mass of a ball affects the distance it rolls off a ramp. Identify the dependent variable.
a)
height of the ramp
b)
distance traveled by the ball
c)
mass of the ball
d)
weight of the ball
20.
Dr. Lanman sets up an experiment to see how the mass of a ball affects the distance it rolls off a ramp. Identify the dependent variable.
a)
height of the ramp
b)
distance traveled by the ball
c)
mass of the ball
d)
weight of the ball
21.
Dr. Lanman sets up an experiment to see how the mass of a ball affects the distance it rolls off a ramp. What needs to be kept constant (unchanged)?
a)
distance traveled by the ball
b)
height of the ramp
c)
mass of the ball
d)
weight of the ball
22.
Dr. Lanman wants to find the best way to get more students to attend extra help review. Normally, she does not give extra credit for attending extra help. On one quiz, she decides to give extra credit to students who attend extra help. Identify the dependent variable.
a)
extra points for attending extra help
b)
extra points for attending extra help
c)
number of students attending extra help
d)
student scores
23.
The appropriate abbreviation of centimeter is..
a)
cm
b)
Cm
c)
cM
d)
CM
24.
What is the independent variable for this hypothesis:
"If I add salt to the plant, then it will grow taller."
"If I add salt to the plant, then it will grow taller."
a)
amount of water
b)
rate of growth
c)
amount of salt
d)
type of plant
25.
What is the dependent variable for this hypothesis:
"If I add salt to the plant, then it will grow taller."
"If I add salt to the plant, then it will grow taller."
a)
amount of water
b)
rate of growth
c)
amount of salt
d)
type of plant
26.
What would be the control group for this hypothesis:
"If I add salt to the plant, then it will grow taller."
"If I add salt to the plant, then it will grow taller."
a)
group with salt
b)
group without salt
c)
group with water
d)
group that grew tallest
27.
What is the independent variable for this graph?
a)
rate of enzyme action
b)
type of enzyme
c)
amount of enzyme
d)
pH level
28.
What is the dependent variable for this graph?
a)
rate of enzyme action
b)
type of enzyme
c)
amount of enzyme
d)
pH level
29.
What would be the best title for this graph?
a)
The effect of pH on enzyme action
b)
The effect of time on pH
c)
The effect of enzyme action on time
d)
The effect of time on enzyme action
30.
A student hypothesized that if they added listened to music while studying, then their grades would improve. What would be a control group for their experiment?
a)
type of music
b)
amount of time studying
c)
course subject studied
d)
no music
31.
What is the independent variable for this graph?
a)
time (in years)
b)
number of people
c)
deer population
d)
type of deer
32.
What is the dependent variable for this graph?
a)
rate of enzyme action
b)
type of enzyme
c)
amount of enzyme
d)
pH level
33.
A student hypothesized that if they added listened to music while studying, then their grades would improve. What would be a control group for their experiment?
a)
type of music
b)
amount of time studying
c)
course subject studied
d)
no music
34.
What is the independent variable for this graph?
a)
time (in years)
b)
number of people
c)
deer population
d)
type of deer
35.
What is the dependent variable for this graph?
a)
rate of enzyme action
b)
type of enzyme
c)
amount of enzyme
d)
pH level
100 %
