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WorksheetsP6 Science Revision 8 (Physical Science)
Total questions: 15
Worksheet time: 1hrs 15mins
Solar panels are placed on the rooftops of some houses to produce electricity during daytime.
Which energy received by the solar panels is used to produce electricity?
light energy
sound energy
kinetic energy
potential energy
Ah Teck placed three solids made of materials X, Y and Z into a container of water. His observation is shown below.
He made two statements:
A - "X and Y are the same material."
B - "Y and Z are different materials."
Which statement(s) can be concluded from his observation?
A only
B only
A and B
Neither A nor B
Carrie placed a packet of coffee into a mug without overflowing as shown.
Which of the following about the packet of coffee is correct?
Both the shape and the volume of the coffee did not change.
The shape of the coffee changed but the volume did not.
The volume of the coffee changed but the shape did not.
Both the shape and the volume of the coffee changed.
Substance R is a liquid at 160° C and a gas at 480° C.
Which of the following is possible?
1
2
3
4
Jason set up four different circuits using identical bulbs and batteries as shown.
In which circuit would bulb P be the brightest?
Firemen wear the clothing as shown when they put out fires.
Based on the properties shown below, which material is most suitable for making the firemen's clothing?
1
2
3
4
Jennifer made a game using the objects shown below.
The lower end of the bar was used for catching toy fish.
Rod P could catch fish A and Conly.
Rod Q could catch fish A and B only.
Which of the following shows the bars for rods P and Q?
Guowei stood under a lamp as shown.
He walked from position W to position X, and then to position Y in a straight line.
Which graph shows how the length of his shadow changed during this time?
Ahmad conducted an experiment by placing two glass beakers each containing 50 ml of liquid L in the same room. The liquids were kept at different temperatures. He measured the volume of liquid L remaining in each beaker after some time. Part of his results are shown in the first table.
Ahmad repeated the experiment using another two beakers with 50 ml of liquid L. This time, the liquids had different exposed surface areas. Part of his results are shown in the second table.
What are the possible values of T and A?
1
2
3
4
When three identical blocks were attached to a table top using three identical springs, the springs were compressed.
Which of the following would be observed?
A steel bar AB was magnetised using the "stroke" method as shown in Diagram 1. Diagram 2 shows the magnetic poles of AB after it was magnetised.
Steel bars CD and EF were magnetised as shown in Diagram 3 and 4.
Which of the following shows the magnetic poles of bars CD and EF?
Eugene used the set-up below to find out the time taken for a bob to make one swing. The bob makes one swing when it moves from A to B and back to A.
He conducted four experiments. He did not change the size of bobs and the type of strings. His results are shown in the table.
Which two experiments support the hypothesis: "the longer the string, the longer the time taken for one swing"?
A and B
A and C
B and D
C and D
A block of ice was placed in an empty paper cup and left in the classroom.
What will happen after some time?
The temperature of the block of ice increases.
The temperature of the block of ice decreases.
The temperature of the water around the block of ice is 0°C.
The temperature of the water around the block of ice is less than 0°C.
A bicycle tyre is fully inflated but Ahmad is still able to pump more air into it. Why is this possible?
Air has mass.
Air occupies space.
Air does not have a definite shape.
Air does not have a definite volume.
The set-up below shows light shining on three wooden objects A, B and C. They are placed at different distances from the torch.
The diagram below shows the shadow of the objects on the screen.
What are objects A, B and C?
