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WorksheetsMatter Test Review
Total questions: 15
Worksheet time: 8mins
Name
Class
Date
1.
Which of the following is an example of a physical change?
a)
water freezing into ice
b)
a piece of wood burning
c)
a toy car rusting
d)
zinc producing hydrogen gas when mixed with water
2.
What does it mean when there is a physical change?
a)
Matter has changed from one substance into another
b)
Matter has changed on the molecular level
c)
A new substance has been formed
d)
Matter has changed size, shape or form
3.
What is an example of a chemical change that happens inside your body?
a)
Food being broken into small pieces by your teeth
b)
Food being broken down by enzymes in your stomach into waste
c)
Food being moved from your esophagus into your stomach
d)
Water being absorbed inside your large intestine
4.
Which phase most accurately describes a chemical change?
a)
A change in appearance
b)
A change in taste
c)
A change on the molecular level
d)
A change in phase
5.
Kinetic energy can be increased by changing the mass or velocity of an object.
a)
True
b)
False
6.
Which of the following objects has the most potential energy?
a)
a ball resting on the ground
b)
a ball sitting on a table
c)
a ball that's been thrown into the air
d)
a ball sitting on a mountaintop
7.
How do molecules at warm temperatures differ from molecules at cool temperatures?
a)
at warm temperatures, molecules move around more
b)
at warm temperatures, molecules grow in size
c)
at warm temperatures, molecules exchange electrons more easily
d)
at warm temperatures, molecules hold their shape more easily
8.
Temperature is the total energy of all the particles in a substance.
a)
True
b)
False
9.
Why is there more heat in an iceberg than in a pot of boiling water?
a)
the pot insulates the heated molecules
b)
most icebergs are fairly warm to the touch
c)
icebergs contain many more molecules than pots of water
d)
water does not heat very well
10.
How does the air on a hot day compare with the air on a cold day?
a)
cold air's molecules move faster
b)
hot air's molecules have more energy
c)
hot air contains more nitrogen
d)
cold air's molecules don't move at all
11.
What is an example of convection?
a)
rubbing your hands together
b)
heating water in a fish tank
c)
basking in the sun at the beach
d)
striking a match
12.
What is the movement of heat within a solid or from one solid to another?
a)
conduction
b)
convection
c)
radiation
13.
Which system shows a transformation from chemical to electrical and radiant energy?
a)
a candle burns and lights up the room
b)
a display of fireworks in the night sky
c)
an avalanche rolls down a steep mountain
d)
a car battery causes the headlights to shine
14.
What state of matter is the substance from point C to D?
a)
solid
b)
liquid
c)
gas
d)
plasma
15.
At what temperature does the substance boil or condense?
a)
18°
b)
90°
c)
140°
d)
35°
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