NEW
Font size
WorksheetsWaves and Radiations Revision
Total questions: 10
Worksheet time: 14mins
What type of waves are these?
Electromagnetic
Transverse
Longitudinal
Sound
Which of the following is the correct definition of frequency?
The number of waves in one minute.
The number of waves in one second.
The time between 2 waves arriving.
The number of waves in a certain amount of time.
Which one of the following statements about sound waves is true?
Louder sounds have a larger amplitude.
Louder sounds have a higher frequency.
Quieter sounds have a higher frequency.
Increasing the volume changes the pitch.
Which of the following is a use of X-rays in medicine?
Imaging unborn babies.
Finding cracks in weld.
Monitoring kidney function.
Detecting broken bones.
Which of the following is NOT a hazard of exposure to Ultraviolet (UV) radiation?
Radiation burns.
Cataracts in your eyes.
Increased risk of skin cancer.
Radiation poisoning.
Which of the following is a NATURAL source of nuclear radiation?
Radon gas
Weapons testing
Medical procedures
Chernobyl
Which of the following is an ARTIFICIAL source of nuclear radiation?
Rocks
Fall-out from nuclear accidents
Cosmic rays
People
Calculate the wavelength of an ultrasound wave if its frequency is 24,000 Hz and its speed is 340 m/s.
0.014 s
70.6 m
0.014 m
70.6 Hz
In an experiment to find the speed of sound in air, a pupil uses a fast timer and finds that sound takes 0.0146 seconds to travel 5.0 metres. What value will they get for the speed of sound in air?
342 m/s
340 m/s
3425 m/s
3425 m
Which of the following is NOT a way to reduce harm from over-exposure to the Sun?
Use a tanning bed instead of sun-bathing
Wear sun glasses
Use sun block
Stay out of the Sun in the middle of the day
