WorksheetsPhysical and chemical change
Total questions: 10
Worksheet time: 5mins
Name
Class
Date
1.
melting ice cream
a)
physical change
b)
chemical change
2.
a rusting bicycle
a)
physical change
b)
chemical change
3.
Which of the following is evidence of a physical change?
a)
New substance
b)
Shape Change
c)
Light produced
d)
Gas released.
4.
Chewing food to break it down into smaller particles represents a _________ change, but the changing of starch into sugars by enzymes in the digestive system represents a ___________change.
a)
Chemical then Physical
b)
Physical then Chemical
c)
Both Physical
d)
Both Chemical
5.
Identify the change shown in the picture.
a)
Irreversible physical change
b)
Irreversible chemical change
c)
reversible physical change
d)
reversible chemical change
6.
Which of the following is a example of physical change ?
a)
burning of wood
b)
photosynthesis
c)
melting of ice-cream
d)
ripening of fruit
7.
What does the picture represent ?
a)
physical change
b)
chemical change
8.
Observe the picture and choose the correct option.
a)
Irreversible physical change
b)
Reversible physical change
9.
A chemical change may involve
a)
Evolution of gas
b)
Change in temperature
c)
Change in colour
d)
All of the above
10.
When a candle burns, both physical and chemical changes occurs.
a)
True
b)
False
100 %
