Revise smart, understand Better

In which of the following situations does the pressure increase?

The depth of the fluid column decreases.

The height of the fluid column decreases.

The fluid density decreases.

The fluid density increases.

Which of the following statements is correct about atmospheric pressure?

It is the pressure exerted by the Earth's atmosphere.

It increases with altitude.

Both A and B are correct.

It decreases with altitude.

What is the primary cause of weather phenomena such as wind and storms?

Pressure differences in the atmosphere.

Gravity.

Temperature differences in the atmosphere.

The Coriolis effect.

Heavy duty vehicles usually have large and broad tyres. Of what advantage is this?

To exert a small force on the ground.

To exert a small pressure on the road.

To reduce the stability of the car.

To support the heavy weight of the vehicle.

Which of the following explains the relationship between pressure and area?

Pressure is independent of area.

Pressure is inversely proportional to mass.

Pressure decreases as the area increases.

Pressure increases as the area decreases.