WorksheetsControlled variables
Total questions: 11
Worksheet time: 33mins
Name
Class
Date
1.
The measurable factor in an experiment is known as the:
a)
Control
b)
Independent Variable
c)
Constant
d)
Dependent Variable
2.
Does the distance a person kicks a soccer ball affect 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.
3.
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
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.
How does increasing the slope of a ramp affect how far a marble travels?
a)
independent
b)
dependent
6.
If heat is applied to water then the water molecules will move fasterbecause heat is energy, so you’re adding energy to the water.
a)
independent
b)
dependent
7.
A student’s performance in school will be affected if they do not eat breakfast.
a)
independent
b)
dependent
8.
In an experiment to determine what type of acid is the MOST corrosive (destructive) which of these would NEED to be a controlled variable?
a)
The acids used
b)
The material the acid is poured on
c)
The size of the hole created by the acid
9.
Mr. S. uses a new spray cleaner to remove green slime left by students on the lab tables. Identify the dependent variable
a)
type of cleaner
b)
the new cleaner
c)
the old cleaner
d)
the effect of the cleaners
10.
In an experiment to determine what type of acid is the MOST corrosive (destructive) which of these would NEED to be a controlled variable?
a)
The acids used
b)
The material the acid is poured on
c)
The size of the hole created by the acid
11.
Which of these is NOT a variable that we tested in our pendulum system?
a)
release position
b)
time of day
c)
mass at the end of the pendulum
d)
length of the pendulum
100 %
