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WorksheetsForces and Matter
Total questions: 15
Worksheet time: 45mins
A column of liquid has height h, mass m and density ρ. The gravitational field strength is g.
Which expression gives the pressure due to the column of liquid?
hρ
mρ
mgh
ρgh
A
B
C
D
A
B
C
D
12 cm
74 cm
86 cm
100 cm
A
B
C
D
force decreased ; pressure decreased
force decreased ; pressure unchanged
force unchanged ; pressure decreased
force unchanged ; pressure unchanged
30 N
35 N
40 N
45 N
decreasing the surface area of the stone
increasing the mass of the stone
lowering the stone deeper into the liquid
using a liquid with a lower density
pressure at P decreases ; level L falls
pressure at P decreases ; level L rises
pressure at P stays the same ; level L falls
pressure at P stays the same ; level L rises
The density of the gas is less than the density of air.
The density of the gas is greater than the density of air.
The pressure of the gas is less than atmospheric pressure.
The pressure of the gas is greater than atmospheric pressure.
P
Q
R
any of P, Q or R
Which statement is explained by reference to pressure?
Objects with greater mass have greater weight.
One kilogram of water occupies more volume than one kilogram of lead.
Spikes on running-shoes sink into the ground.
Water cooled to a low enough temperature turns to ice.
friction
mass
pressure
weight
A
B
C
D
0.13 N / cm
0.14 N / cm
0.19 N / cm
0.25 N / cm
