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WorksheetsPhysical Changes and Chemical Changes
Total questions: 21
Worksheet time: 11mins
Name
Class
Date
1.
Salt dissolves in water
a)
physical Change
b)
chemical change
2.
hydrochloric acid reacts with magnesium to produce hydrogen gass
a)
physical change
b)
chemical change
3.
a piece of copper is cut in half
a)
physical change
b)
chemical change
4.
a sugar cube is ground up
a)
physical change
b)
chemical change
5.
water is heated and changed to steam
a)
physical change
b)
chemical change
6.
iron pipe rusts
a)
physical change
b)
chemical change
7.
rubbing alcohol evaporates
a)
physical change
b)
chemical change
8.
ice cube melts
a)
physical change
b)
chemical change
9.
milk sours (goes bad)
a)
physical change
b)
chemical change
10.
sodium and potassium react violently with water
a)
physical change
b)
chemical change
11.
pancakes cook on a griddle
a)
physical change
b)
chemical change
12.
food digested in the stomach
a)
physical change
b)
chemical change
13.
grass grows on a lawn
a)
physical change
b)
chemical change
14.
tire inflated with air
a)
physical change
b)
chemical change
15.
water absorbed by a paper towel
a)
physical change
b)
chemical change
16.
ethyl alcohol boils at 79⁰C
a)
physical change
b)
chemical change
17.
paper burns
a)
physical change
b)
chemical change
18.
water freezes at 0⁰C
a)
physical change
b)
chemical change
19.
fireworks explode
a)
physical change
b)
chemical change
20.
Alka-Seltzer gives off carbon dioxide when added to water
a)
physical change
b)
chemical change
21.
clouds form in the sky
a)
physical change
b)
chemical change
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