WorksheetsScientific Skills
Total questions: 20
Worksheet time: 15mins
Name
Class
Date
1.
The factors in an experiment that can be changed.
a)
variables
b)
quantitative data
c)
hypothesis
d)
steps
2.
How many independent variables can be tested in a controlled experiment?
a)
one
b)
two
c)
three
d)
as many as possible
3.
The basketball is orange with black lines.
a)
Observation
b)
Inference
4.
Mrs. Perry's plant has 6 leaves.
a)
Observation
b)
Inference
5.
Mrs. Perry is frowning, so she must be angry.
a)
Observation
b)
Inference
6.
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.
7.
Which statement is an observation?
a)
Her favorite color must be brown.
b)
Her hair is brown.
c)
Her hair is brown because she dyed it.
d)
Her hair has not been cut in two years.
8.
What two key words must be included in your properly written hypothesis?
a)
If...and
b)
Then...because
c)
If...then
d)
If...because
9.
What are "constants" in an experiment?
a)
factors that remain the same in an experiment
b)
numbers and values found within an experiment
c)
factors that change in an experiment
d)
explanation of your observations
10.
This variable in an experiment is the one being deliberately changed by the scientist.
a)
dependent variable
b)
independent variable
c)
data
d)
control group
11.
Should experiments be repeated over and over to see if the results are the same each time?
a)
yes
b)
no
12.
A(n) _____________ variable depends on or is changed by another variable.
a)
dependent
b)
independent
13.
The measurable factor 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 to test the hypothesis is called the...
a)
Controlled Variable
b)
Responsive Variable
c)
Dependent Variable
d)
Independent Variable
15.
Nick wanted to see how high an ice cube would float in different temperatures of water. Identify the independent variable.
a)
amount of water
b)
temperature of water
c)
size of ice cube
d)
height of ice cube
16.
Nick wanted to see how high an ice cube would float in different temperatures of water. Identify the dependent variable.
a)
amount of water
b)
temperature of water
c)
size of ice cube
d)
height of ice cube
17.
In the penny lab, which group was considered the control group?
a)
plain water because it contains the variable being tested
b)
soapy water because it contains the variable being tested
c)
plain water because it does NOT contain the variable being tested
d)
soapy water because it does NOT contain the variable being tested
18.
In the penny lab, which group was considered the experimental group?
a)
plain water because it contains the variable being tested
b)
soapy water because it contains the variable being tested
c)
plain water because it does NOT contain the variable being tested
d)
soapy water because it does NOT contain the variable being tested
19.
Information that you gather with your senses.
a)
observation
b)
variable
c)
hypothesis
d)
testable question
20.
A possible answer to a scientific question
a)
Independent variable
b)
Hypothesis
c)
Observation
d)
Scientific inquiry
100 %
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