IGCSE Physics Formula Check Quiz

A car moves at a constant speed of 36 km/h in 10 s. What is the distance travelled by the car?

• 10 m

• 100 m

• 200 m

• 1000 m

A ball falls down from rest. Find out how long it takes for its speed to become 20 m/s. Assume that g = 10 m/s².

• 1.4 s

• 2 s

• 2.0 s

• 14 s

An object has a mass of 1.5 kg and is given a force of 6.0 N. What is the acceleration of the object?

• 0.25 m/s²

• 4 m/s²

• 4.0 m/s²

• 9.0 m/s²

A liquid has a mass of 300 g and a volume of 600 cm³. What is the density of the liquid?

• 0.5 kg/m³

• 0.50 kg/m³

• 2.0 kg/m³

• 500 kg/m³

A force of 5.0 N is applied on a surface area of 2.5 m². What is the pressure working on that surface?

• 1.25 Pa

• 12.5 Pa

• 2 Pa

• 2.0 Pa

A swimmer dives to a depth of 2.0 m in water. If g = 9.8 m/s², what is the water pressure experienced by the swimmer?

• 9.8 kPa

• 20 kPa

• 200 kPa

• 19600 kPa

A car with a mass of 1000 kg travels with a speed of 5.0 m/s. What is the kinetic energy of the car?

• 5 kJ

• 5.0 kJ

• 13 kJ

• 50 kJ

A ball of mass 1.0 kg has a speed of 5.0 m/s. The ball hits the wall and rebounds with a speed of 3.0 m/s. The contact time between the ball and the wall is 0.1 s. What is the average force exerted by the wall to the ball?

• 2.0 N

• 20 N

• 8.0 N

• 80 N

A box is pushed by a machine exerting a force of 2.0 N and moves 4.0 m to the direction of the force.

What is the energy supplied by the machine to push the box?

• 2.0 J

• 8.0 J

• 16 J

• 32 J

An aircraft of mass 20 000 kg flies at a speed of 200 m/s and a height of 2000 m. What is the total mechanical energy of that aircraft? g = 10 m/s²

• 40 MJ

• 80 MJ

• 400 MJ

• 800 MJ