Name: _______________________
My Pals are Here! Primary 5&6 Science - Interactions
Name: _______________________Class: __________Date:
___________
INQUIRY WORKSHEET
Theme: Interactions
Chapter 2:Types of forces
BALANCING
Teaching strategy Questioning
Process skillsCommunicating, analysing
Time 15 minutes
Stream Foundation and Standard
Observe the following setup.
In an experiment, different masses were added to a spring
balance and the readings on the spring balance were recorded. The
results are shown in the table below.
Mass added (g)Spring balance reading (g)
00
1025
2050
3075
(a) What variables were kept constant in the experiment? Tick
your answers.
Mass added
Position of pivot under the beam
Position of the spring balance
Position of the mass added
(b) Plot the results of the experiment on the graph below.
(c) What reading would the spring balance show if 15 g of masses
are added to it?
______________________________________________________________
INQUIRY WORKSHEET ANSWER
Theme: Interactions
Chapter 2:Types of forces
BALANCING
(a)
Mass added
Position of pivot under the beam
Position of the spring balance
Position of the mass added
(b)
(c)
The spring balance would show a reading of 40 g if 15 g of
masses were added to it. spring balance
mass added
beam
pivot
Spring balance reading (g)
Mass added (g)
80
70
60
50
40
30
20
10
0
10
Spring balance reading (g)
Mass added (g)
80
70
60
50
40
30
20
10
0
10
30
20
30
20
10
80
70
60
50
40
30
20
10
0
Mass added (g)
Spring balance reading (g)
(
(
(
30
20
2009 Marshall Cavendish International (Singapore) Pte LtdBumper
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