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Physical Science Final Review
Test Description: Physical Science Review
Instructions: Answer all questions to get your test result.
1) What is the second step of the scientific method?
A
Brag about Results
B
Form a Hypothesis
C
Ask a Question
D
Analyze Evidence
2) The factor that is manipulated by the scientist in an experiment is called the
A
Dependent variable
B
Control Variable
C
Constant Variable
D
Independent Variable
3) Which of the following is not made of matter?
A
The Human Brain
B
Footballs
C
Bricks
D
Light
4) Examples of physical properties of matter include
A
Color
B
All of the Above
C
Odor
D
Hardness
5) The ability of iron to rust is an example of...
A
flammability
B
Chemical property
C
displacement
D
Physical Property
6) What are the units for mass?
A
L
B
M^2
C
g
D
M/s
7) Mass is measured with a
A
Graduated Cylinder
B
Beaker
C
Scale
D
Meter stick
8) What is the formula for density?
A
Volume/Mass
B
Mass*Density
C
Mass/Volume
D
Mass/density
9) Which of the following is a chemical change?
A
melting chocolate
B
Mixing vinegar and baking soda
C
Breaking a branch off a tree
D
Twisting a piece of metal
10) How many things in an experiment should the experimenter change?
A
As many as necessary to get the job done
B
4
C
1
D
3
11) The variable that is measured is called the
A
The dependent variable
B
Independent variable
C
The X variable
D
Constant Variable
12) If you do an experiment on the affects of water on plant growth, which factors would you have to control
A
The amount of sunlight the plants are getting
B
All of the above.
C
the type of soil used
D
The type of plants used
13) What happens when matter changes state?
A
Its physical properties remain constant
B
Two of the above
C
Its chemical properties change
D
the energy levels of its particles change
14) What is the law of Conservation of Matter?
A
Matter can neither be moved or changed
B
Matter is a solid liquid or gas
C
Matter can not be created nor destroyed
D
Matter cannot change its physical or chemical properties
15) Which state of matter has a changing volume and shape?
A
2 of the above
B
solid
C
gas
D
liquid
16) Which state of matter has particles with the least energy?
A
Liquid
B
Plasma
C
Gas
D
Solid
17) The molecules of gas in a closed container
A
exert pressure
B
All of the above
C
Are always moving
D
Keep bumping into each other
18) What can be proved by the scientific method
A
Ghosts are real
B
Cows really like to see blue objects
C
A penny falling off the empire state building will strike the ground at 8,000 m/
D
Eating meat makes people happier
19) Georgie is trying to determine how alert someone is at different times of the day, he has someone respond to a stimulus as quickly as they can at 6 AM, 11 AM, 3PM, and 8 PM Which of the following is a valid hypothesis
A
If the subject has longer hair, then they will be more alert
B
If the test is done in the morning then the subject will be more alert
C
If the subject has more caffeine then they will be more alert
D
If the subject is male then he will do poorly in the experiment
20) An experiment is not considered valid if
A
it is done by an odd looking person
B
It can be documented
C
It cannot be repeated
D
It has only one variable
*select an answer for all questions
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