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Worksheets8th Grade Quiz #1
Total questions: 16
Worksheet time: 38mins
Name
Class
Date
1.
What is the first step of the scientific method?
a)
Plan an experiment
b)
Ask a question
c)
For a hypothesis
2.
When you conduct an experiment, what are variables that you have to identify?
a)
Independent Variables
b)
Dependent Variables
c)
Controlled Variables
d)
All of the answers are correct.
3.
What is a hypothesis?
a)
What you think the result of an experiment will be.
b)
An educated guess.
c)
An answer.
d)
All of the answers are correct.
4.
If the results of an experiment does not support your hypothesis, what should you do?
a)
Retest the experiment to see if I get different results.
b)
Give up.
c)
Change the experiment.
5.
In our paper airplane experiment, what was the dependent variables?
a)
The experiment did not have a dependent variable.
b)
The larger planes flew farther than the smaller planes.
c)
The planes did not fly.
6.
What was the independent variable in our paper airplane experiment?
a)
The type of paper.
b)
The force of the throw.
c)
The size of the paper
7.
What was the controlled variables in our paper airplane experiment?
a)
How hard the paper airplane was thrown.
b)
The design of the planes
c)
The distance the plan flew
8.
A student thought that students who listened to Justin Bieber, while they worked, would do better on their work in class. She conducted an experiment. She had Group A do their work without listening to Justin Bieber and then had Group B do their work, while listening to Justin Bieber. Which one is the control group?
a)
Group B
b)
Group A
c)
They are both the control group.
9.
In an experiment, to see if listening to Justin Bieber increased student productivity, students in Group A, did not listen to Justin Bieber, while working. Students in Group B, listened to Justin Bieber, while working. What is the independent variable?
a)
Group A
b)
Group B
c)
Listening to Justin Bieber while working.
10.
What is the definition for dependent variable?
a)
The on factor you change.
b)
The result that happens because of the independent variable.
c)
The things we keep the same or constant.
11.
What is the formula for density?
a)
D=M/V
b)
D=M/T
c)
D=V/M
12.
What is density?
a)
Is how fast an object travels
b)
If an object sinks or floats
c)
The ratio of the mass of a substance to the volume of a substance.
13.
What is volume?
a)
A measure of the size of an object or region in three-dimensional space
b)
When your turn up the radio
c)
The measure of kinetic energy
14.
What is temperature specifically measuring?
a)
How hot or cold something is.
b)
The measure of the average kinetic energy of particles
c)
A thermometer
15.
What is a theory?
a)
An explanation for many hypotheses and observations
b)
Evidence
c)
A belief.
16.
What is a model in science?
a)
A model airplane
b)
A person who poses for the camera.
c)
A representation of an object or system.
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