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WorksheetsFORE AND PRESSURE
Total questions: 20
Worksheet time: 14mins
Name
Class
Date
1.
What is the equation used to calculate pressure?
a)
pressure= force/mass
b)
pressure =mass/volume
c)
pressure=area/force
d)
pressure=force/area
2.
Fluids can also include__ and__.
a)
solids and liquids
b)
solids and gases
c)
liquids and gases
d)
liquids
3.
What is the unit of measurement for pressure?
a)
pascal
b)
grams
c)
milliters
d)
meters
4.
Which of the statements is true?
a)
The bottom of the boot exerts more pressure than the shoe as a result of an increase in surface area.
b)
The bottom of the shoe exerts more pressure than the boot as a result of an decrease in surface area.
c)
The bottom of the shoe exerts the same pressure as the bottom of the boot.
5.
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
6.
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
7.
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
8.
Look at the pressure triangle. How do we calculate the area?
a)
f ÷ a
b)
f x p
c)
p x f
d)
f ÷ p
9.
What does pressure measure?
a)
Strength
b)
Force exerted on a given area of surface
10.
What is a force that works AGAINST MOTION?
a)
Force
b)
Motion
c)
Gravity
d)
Friction
11.
Fluids can also include__ and__.
a)
solids and liquids
b)
solids and gases
c)
liquids and gases
d)
liquids
12.
What is the unit of measurement for pressure?
a)
pascal
b)
grams
c)
milliters
d)
meters
13.
Fluids can also include__ and__.
a)
solids and liquids
b)
solids and gases
c)
liquids and gases
d)
liquids
14.
Pressure decreases when the surface area over which a force is applied increases
a)
True
b)
False
15.
What is the instrument that measures air pressure called?
a)
Graduated cylinder
b)
Barometer
c)
Force scale
d)
Anemometer
16.
The amount of force pushing on an area is the definition of....
a)
Fluid
b)
Viscosity
c)
Barometer
d)
Pressure
17.
Where would you find the largest pressure?
a)
At the bottom of the ocean
b)
At the top of Mt Everest
c)
Close to ground on the Scotch oval
d)
In a rockpool on the Great Barrier Reef
18.
Where is pressure the greatest on the dam?
a)
D
b)
C
c)
B
d)
A
19.
Pressure can be measured in Pascales (Pa) or Newtons per square metre.
1 Pa = 1N/m2
1 Pa = 1N/m2
a)
True
b)
False
20.
The pressure resulting from a force of 50 N exerted over an area of 5 m2 is
a)
10 N
b)
0.1 N
c)
10 N/m2
d)
0.1 Pa
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