Track 2 Form 3 Physics Worksheet - Annual Examinations For Secondary Schools, 2014 Page 3
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12v) internal energy of the gas particles.
_____________________________________________________________________ [1]
b) A closed container is filled with air. The container has a
0.8 m
length of 0.8 m, a breadth of 0.3 m and a height of 0.5 m as
0.5 m
shown in Figure 3. Calculate the:
0.3 m
i) volume of air inside the container,
closed container
____________________________________________
[1]
Figure 3
3
ii) mass of air, given that the air density is 1.1 kg/m
.
_____________________________________________________________________ [1]
c) All the air particles are now removed from the container. This empty space is called a
_____________________.
[1]
3. This question is about Earth and space.
a) Underline the correct answer:
i) Seasons on Earth are caused by a (tilt, spin) in the Earth’s axis.
[1]
ii) In winter, regions on Earth receive (less, more) solar energy.
[1]
b) Put the following in order of size, smallest first: star, planet, galaxy, solar system.
________________________________________________________________________ [1]
c) Curiosity is a robotic rover that has been active on planet Mars since
2011. It has provided further evidence about the presence of water on
Mars in the distant past.
Figure 4
The mass of Curiosity on Earth is 900 kg. Complete the table below.
On Earth (g = 10 N/kg)
On Mars (g = 4 N/kg)
Mass of Curiosity (kg)
900
Weight of Curiosity (N)
[3]
d) Name TWO benefits of space exploration.
__________________________________________________________________________
__________________________________________________________________________
Physics – Secondary Schools – Track 2 – Form 3 – 2014
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