Worksheets5) Pressure
Total questions: 10
Worksheet time: 13mins
Name
Class
Date
1.
When you increase your depth under water, the water pressure on your body
a)
increases
b)
decreases
c)
stays the same
2.
What is the unit of measurement for pressure?
a)
pascal
b)
grams
c)
milliters
d)
meters
3.
An object will float on water if it is
a)
less dense than water.
b)
more dense than water.
c)
the same density as water.
4.
The amount of force pushing on an area is the definition of....
a)
Fluid
b)
Pressure
c)
Barometer
d)
Pascal
5.
Pressure is measured in what units
a)
Newtons
b)
m/s
c)
Pascals
d)
Moles
6.
What does pressure measure?
a)
Strength
b)
Force exerted on a given area of surface
7.
If the horse reared up on 2 legs what effect would it have on the pressure?
a)
it will exert half the pressure it did before
b)
it will exert the same pressure it did before
c)
it will exert twice the pressure it did before
d)
it will exert four times the pressure it did before
8.
Army tank tracks are useful for travelling through the mud because..
a)
they decrease the force the vehicle exerts on the ground
b)
they increase the force the vehicle exerts on the ground
c)
they decrease the pressure the vehicle exerts on the ground
d)
they increase the pressure the vehicle exerts on the
ground
9.
Which of these animals would probably cause the greatest pressure on the ground?
a)
A fat cow with big feet
b)
A fat cow with small feet
c)
A calf with big feet
d)
A calf with small feet
10.
How would you calculate the force to be used on a brake of area 0.5cm2 if the slave cylinder has a 4cm2 area and needs 800N to stop the car.
a)
4 x 800 x 0.5
b)
800/0.5 x 4
c)
0.5 x 4 x 800
d)
800 x 0.5 /4
100 %
