Physical Science Final Review: Question Preview (ID: 28482)

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