A book has a mass of 400 g. The surface of the book in contact with a table has dimensions 0.10 mx0.20 m. The gravitational field strength g is 10 N/ kg. What is the pressure exerted on the table due to the book?

The diagram shows a tank full of water. The mass of water in the tank is m. The density of the water is rho. The height of water in the tank is h. Which equation gives the pressure p due to the water at the bottom of the tank?

Which equation is used to calculate the pressure that the object exerts?

A measuring cylinder contains 40 cm3 of water. A stone of mass 94 g is lowered into the water so that it is fully submerged as shown. What is the density of the stone?

Air trapped in a sealed bottle increases in temperature. Which row shows the changes that occur to the trapped air?

Each container contains the same liquid. The depth of the liquid is the same in each container. Which statement about the pressure of the liquid at the bottom of the container is correct?

A car tyre contains air. The temperature of the air in the tyre rises. The volume of the air in the tyre remains constant. Students are asked to suggest how this temperature rise will affect the movement of the air molecules. Which suggestions are correct?

Liquid is stored in a tank. The area of the base of the tank is 2.2 m2 and the pressure at the base due to the liquid is 15 000Pa. What is the weight of the liquid?

The temperature of the gas in a sealed container of constant volume decreases from 20 C to 12 C. Which row is correct?