What is the meaning of 'pressure'?
Force per total area
Mass per unit area
Force per unit area
What is the unit of pressure?
Newtons (N)
Pascals (Pa)
Kilogram metres per second (kg m/s)
A force of 10 N acts over a surface area of 2 m2. What is the pressure?
20 Pa
12 Pa
5 Pa
What causes the pressure that a gas exerts?
Collisions with the particles on the walls of the container
The charge of the particles
The size of the particles
What are fluids?
Liquids only
Gases only
Liquids and gases
What is the name of the force that pushes upwards on a submerged object? - Higher
Downforce
Upthrust
Weight
Which type of shoe is best for walking on snow?
Wide shoes with a flat sole
Narrow shows with a jagged sole
Shoes with a sharp, pointed heel
What will happen to the volume of a gas if the pressure on it is tripled?
Increase by a factor of three
Stay the same
Get three times smaller
What happens to pressure in a liquid as its depth increases? - Higher
It increases
It remains constant
It decreases
In which direction does pressure act in a liquid? - Higher
Upwards only
Downwards only
In all directions