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General Science Review 5.3
Test Description: Changes in Matter
Instructions: Answer all questions to get your test result.
1) Cutting paper is an example of a
A
geological change
B
physical change
C
biological change
D
chemical change
2) Which of the following is a chemical change?
A
melting butter
B
fireworks
C
banging on a drum
D
dissolving salt in water
3) During a _____________ change atoms are rearranged
A
physical
B
chemical
C
biological
D
geological
4) The law of conservation of ______ states that the total amount of matter is the same before and after a change
A
mass
B
energy
C
volume
D
weight
5) Every chemical or physical change in matter includes a change in
A
mass
B
energy
C
atoms
D
temperature
6) Energy is the
A
ability to keep things the same
B
ability to make things fly
C
ability to attract charged particles
D
ability to do work
7) __________ is a measure of energy of moving particles
A
weight
B
mass
C
temperature
D
volume
8) Thermal energy flows from
A
hot to cold
B
cold to hot
C
cold to cold
D
hot to hot
9) Melting ice is a(n)
A
None of the choices
B
exothermic change
C
endothermic change
D
chemical change
10) The reaction between sodium and water (sodium explodes) is a(n)
A
exothermic change
B
endothermic change
C
chemical change
D
none of the choices
*select an answer for all questions
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