Transfer of Energy by EM Waves (OCR GCSE Physics A, Combined (Gateway Science Suite)): Quizzes
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Practise the questions
10 questions from this quiz
What type of waves are electromagnetic waves?
What type of waves are electromagnetic waves?
Transverse waves
What do electromagnetic waves transfer from a source to an absorber?
What do electromagnetic waves transfer from a source to an absorber?
Energy
In the sun-Earth example, what is the absorber of infrared waves?
In the sun-Earth example, what is the absorber of infrared waves?
The air
How are electromagnetic waves transferred?
How are electromagnetic waves transferred?
Vibrations of electric & magnetic fields
Do electromagnetic waves require a medium to travel through?
Do electromagnetic waves require a medium to travel through?
No
Can electromagnetic waves travel through a vacuum?
Can electromagnetic waves travel through a vacuum?
Yes
What varies between different types of electromagnetic waves?
What varies between different types of electromagnetic waves?
Frequencies, wavelengths & properties
At what speed do all electromagnetic waves travel?
At what speed do all electromagnetic waves travel?
The speed of light
What do the different types of electromagnetic waves form?
What do the different types of electromagnetic waves form?
A continuous spectrum
What portion of the EM spectrum can humans see?
What portion of the EM spectrum can humans see?
A very small portion