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WorksheetsUnit 2 Recap
Total questions: 36
Worksheet time: 18mins
Name
Class
Date
1.
Define Chemical Change
a)
A change that affects 1/more properties of a substance but does not change its identity
b)
When 1 or more substances react and change into entirely new substances with different properties
2.
Which of the following is a sign of a chemical change?
a)
Change of Size
b)
Change of State
c)
Light/Sound
d)
Change in Solubility
3.
Solid to a Liquid
a)
Freezing
b)
Melting
c)
Evaporation
d)
Condensation
4.
The KINETIC Molecular theory tells us what?
a)
How particles MOVE or behave
b)
How particles change state
c)
How people move or behavior
d)
None of the above
5.
List a sign of a chemical change for wood burning.
a)
Heat/Smoke
b)
Formation of a precipitate
c)
Bubbling
d)
Flammability
6.
Water boiling and turning into steam (water vapor) is which type of change?
a)
Chemical Change
b)
Physical Change
7.
Liquid to Solid
a)
Freezing
b)
Melting
c)
Evaporation
d)
Condensation
8.
Which of the following is an EXOTHERMIC PROCESS?
a)
Melting
b)
Freezing
9.
Gas to a Liquid
a)
Freezing
b)
Melting
c)
Evaporation
d)
Condensation
10.
Solid DIRECTLY into a Gas
a)
Sublimation
b)
Deposition
11.
Gas DIRECTLY into a Solid
a)
Sublimation
b)
Deposition
12.
Boyles Gas Law States...
a)
At a constant pressure, the VOLUME of a gas is directly proportional to the TEMPERATURE of the gas.
b)
At a constant temperature, the VOLUME of a gas is inversely proportional to the PRESSURE of the gas.
13.
Liquid to a Gas
a)
Freezing
b)
Melting
c)
Evaporation
d)
Condensation
14.
List the 5 states of matter in order from least energetic to most energetic.
a)
BE-Condensate, Solid, Liquid, Plasma, Gas
b)
BE- Condensate, Solid, Liquid, Gas, Plasma
c)
Plasma, Gas, Liquid, Solid, BE-Condensate
d)
Gas, Liquid, Solid, BE Condensate, Plasma
15.
A rotting apple is which type of change?
a)
Chemical Change
b)
Physical Change
16.
Which of the following is an ENDOTHERMIC PROCESS?
a)
Melting
b)
Freezing
17.
Charles Gas Law States...
a)
At a constant pressure, the VOLUME of a gas is directly proportional to the TEMPERATURE of the gas.
b)
At a constant temperature, the VOLUME of a gas is inversely proportional to the PRESSURE of the gas.
18.
A substances ability to dissolve is represented by which physical property?
a)
Malleability
b)
Ductility
c)
Solubility
d)
Luster
19.
Physical properties are all of the following EXCEPT
a)
Luster
b)
Brittle
c)
Flammability
d)
Viscosity
20.
One type of physical change is...
a)
Reactivity with water
b)
Change of Shape
c)
Reactivity with oxygen
d)
Flammability
21.
One type of physical change is...
a)
Reactivity with water
b)
Nonflammability
c)
Dissolving
d)
Flammability
22.
Solids have which of the following
a)
Definite Shape
b)
Definite Volume
c)
Both Definite shape and definite volume
23.
Liquids have which of the following
a)
Definite Shape
b)
Definite Volume
c)
Both Definite shape and definite volume
24.
Gases have which of the following
a)
Definite Shape
b)
Definite Volume
c)
Both Definite shape and definite volume
d)
Neither definite shape or definite volume
25.
Solid particles behave how?
a)
Slide past each other
b)
Float Freely
c)
Vibrate In place
26.
Liquid particles behave how?
a)
Slide past each other
b)
Float Freely
c)
Vibrate In place
27.
Gas particles behave how?
a)
Slide past each other
b)
Float Freely
c)
Vibrate In place
28.
One type of physical change...
a)
Change of State
b)
Reactivity with water
c)
Reactivity with oxygen
d)
Flammability
29.
Which of the following is a sign of a chemical change?
a)
Change of State
b)
Fizzing & Bubbling
c)
Change in Size
d)
Change in Solubility
30.
Which of the following is a sign of a chemical change?
a)
Formation of a Precipitate
b)
Change of State
c)
Change in Size
d)
Change in Solubility
31.
Rust and Corrosion is formed by a ________ change.
a)
Physical
b)
Chemical
32.
Define Physical Change
a)
A change that affects 1/more properties of a substance but does not change its identity
b)
When 1 or more substances react and change into entirely new substances with different properties
33.
A substances ability to be bent or rolled into thin sheets.
a)
Malleability
b)
Ductility
c)
Solubility
d)
Luster
34.
A lit candle is which type of change
a)
Physical Change
b)
Chemical Change
c)
BOTH Physical & Chemical Change
35.
Ivory Soap in the microwave is an example of which gas law?
a)
Boyle's Law
b)
Charles Law
36.
Deploying a Nerf gun is an example of which gas law?
a)
Charles Law
b)
Boyle's Law
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