A student has an object with a mass of 6.0 kg6.0\text{ kg}6.0 kg.
Calculate the weight of the object. (Take g=10 N/kgg = 10\text{ N/kg}g=10 N/kg)
The student lifts the 6.0 kg6.0\text{ kg}6.0 kg object from the floor onto a shelf. He does 90 J90\text{ J}90 J of work on the object in lifting it onto the shelf.
State the amount of gravitational potential energy gained by the object due to being lifted onto the shelf.
The weight of a desk is 360 N360\text{ N}360 N. The desk has four legs. The area of each desk leg in contact with the floor is 15 cm215\text{ cm}^215 cm2.
Calculate the pressure of the desk on the floor. Give the correct unit.
188 exam-style questions on CIE IGCSE Physics Pressure, covering Pressure. Each one has a worked solution and a mark scheme showing where the marks go.