5 marksFoundation
A kettle is connected to the 230 V mains supply. The current in the kettle is 8.0 A.
.1Calculate the power of the kettle.
[2 marks] .2The kettle is switched on for 3.0 minutes.
Calculate the energy transferred by the kettle.
[2 marks] .3Which energy store is increased usefully by the kettle?
[1 mark] 3 marksFoundation
Alpha, beta and gamma are three types of nuclear radiation.
.1Which type of radiation is the most penetrating?
[1 mark] .2Which type of radiation is made of two protons and two neutrons?
[1 mark] .3Give a material that stops beta radiation.
[1 mark] 5 marksFoundation
The graph shows a wave on a rope at one instant.
036912151821242730−3−2−1123Distance in cmDisplacement in cm
.1Which of these is a longitudinal wave?
[1 mark] .2Use the graph to determine the amplitude of the wave.
[1 mark] .3Use the graph to determine the wavelength of the wave.
[1 mark] .4Describe the difference between a transverse wave and a longitudinal wave.
[2 marks] 5 marksFoundation
Electromagnetic waves form a continuous spectrum. Radio waves are at one end and gamma rays are at the other.
.1Which type of electromagnetic wave has the longest wavelength?
[1 mark] .2Name the type of electromagnetic wave that is between X-rays and visible light in the spectrum.
[1 mark] .3What is the same for all electromagnetic waves in a vacuum?
[1 mark] .4Give one use of infrared radiation.
[1 mark] .5What type of wave are all electromagnetic waves?
[1 mark] 4 marksFoundation
A motorbike accelerates from rest to 20 m/s in 8.0 s.
.1Calculate the acceleration of the motorbike.
[2 marks] .2Another bike accelerates at 4.0 m/s² for 3.0 s. Calculate its change in velocity.
[2 marks] 