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WorksheetsWarm Up (Mon 11/6)
Total questions: 16
Worksheet time: 13mins
Name
Class
Date
1.
Which is a way that a piece of paper can go through a chemical change?
a)
fold the paper in half
b)
soak the paper in water
c)
burn the paper with fire
d)
cut the paper with scissors
2.
Which of these is an example of a new substance being formed?
a)
a nail rusting
b)
a wall being painted
c)
water changing to steam
d)
paper being folded
3.
Which example best describes a physical change?
a)
iron rusting
b)
charcoal burning
c)
an ice cube melting
d)
a marshmallow burning
4.
Glass bottle that is shattered
a)
Chemical Change
b)
Physical Change
5.
Baking soda and vinegar combine to make carbon dioxide
a)
Chemical Change
b)
Physical Change
6.
Hydrochloric acid reacts with potassium hydroxide to produce a salt, water,and heat.
a)
Chemical Change
b)
Physical Change
7.
Sugar dissolves in water
a)
Chemical Change
b)
Physical Change
8.
A pellet of sodium is sliced in two
a)
Chemical change
b)
Physical Change
9.
Grass growing in a lawn
a)
Chemical Change
b)
Physical Change
10.
A physical change _____________ the identity of the substance.
a)
changes
b)
maintains
11.
Cracking an egg is a ________________ change.
a)
Physical Change
b)
Chemical Change
12.
Burning Sugar is an example of a ________________ change.
a)
Physical Change
b)
Chemical Change
13.
fireworks exploding
a)
physical change
b)
chemical change
14.
a)
physical change
b)
chemical change
15.
freezing chocolate covered bananas
a)
physical change
b)
chemical change
16.
Ripping up paper ...
a)
Chemical Change
b)
Physical Change
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