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WorksheetsChemistry Quiz
Total questions: 18
Worksheet time: 10mins
Name
Class
Date
1.
What step does every scientific experiment begin with?
a)
hypothesis
b)
question/problem
c)
procedures
d)
conclusion
2.
The summary at the end of an experiment that explains the results.
a)
conclusion
b)
procedures
c)
materials
d)
hypothesis
3.
What is a hypothesis?
a)
an educated guess stating what you believe will be the result of your experiement
b)
a random guess
c)
a statement of the outcome of your experiment
d)
step by step directions for your experiment
4.
True or False: Your hypothesis can never be wrong.
a)
True
b)
False
5.
If plants are exposed to sunlight, then they will grow taller.
What part of the scientific method is this an example of?
What part of the scientific method is this an example of?
a)
Procedure
b)
Hypothesis
c)
Question
d)
Results
6.
The variable is the ONE thing you _____.
a)
change on purpose
b)
control or keep constant
c)
measure
7.
Why do we want to test one variable at a time?
a)
Because it is hard to setup a data table with more
b)
To know what is causing the changes. This helps us understand cause and effect.
c)
It is what has always been done
8.
Experiment: Does the flavor of ice cream effect how fast the ice cream melts?
The flavor of ice cream is the ___________.
The flavor of ice cream is the ___________.
a)
Variable
b)
Control
dependent
dependent
c)
Hypothesis
d)
Experiment
9.
What is a constant/control in an experiment?
a)
Things that do not change in an experiment. It's the variable that stays the same. You can have many variables stay the same.
b)
It's the variables that the scientist changes in the experiment
c)
It's the variables that are being measured in an experiment
10.
Water and Kool-Aid are mixed together. Hot water, coffee and sugar are mixed together. Which substance is the solvent in both?
a)
Water
b)
Coffee
c)
Kool-aid
d)
Sugar
11.
What is a substance that is dissolved in another substance?
a)
solution
b)
solute
c)
solvent
d)
compound
12.
To separate a mixture of salt and water what separation tool/method is used?
a)
Filter
b)
Screen
c)
Magnet
d)
Evaporation
13.
In a solution which part of the solution is the solute: ice tea mix or water?
a)
ice tea mix
b)
water
c)
ice tea
14.
This is the part of a solution that dissolves
a)
Solute
b)
Solvent
c)
Solution
d)
Mixture
15.
Salt dissolved in water is an example of:
a)
colloid
b)
solution
c)
element
16.
What is a solvent?
a)
The substance that does the dissolving in a solution.
b)
The substance that is being dissolved in a solution.
c)
The mixing of different substances.
d)
The process in which neutral molecules lose or gain electrons
17.
A solvent
a)
is the part that does the dissolving
b)
is the part that is dissolved
c)
is never water
d)
is present in lesser amounts than the solute
18.
Takes the shape of its container. Doesn’t not have a definite shape does have a definite volume:
a)
solid
b)
liquid
c)
gas
d)
other
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