What is the wave equation?

velocity= frequency X wavelength

frequency --------------- speed X distance

Quiz

EM waves

jk1 10 perguntas

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1How many types of electromagnetic waves are there?
1. A7
2. B9
3. C6
2All EM waves can be refracted, reflected and difracted
1. AVerdadeiro
2. BFalso
3What can happen to materials that absorb EM radiation?
1. AIt explodes
2. BIt heats up
3. CIt melts
4. DIt disintegrates
4What is the wave equation?
1. Avelocity= frequency X wavelength
2. Bfrequency
  ---------------
  speed X distance
3. Ctime X mass X velocity
5Which Greek letter represents 'wavelength'?
1. Alamda
2. Btheta
3. Cdelta
6Gamma rays destroy all living things in its path
1. AVerdadeiro
2. BFalso
7What are Gamma rays released by?
1. ARocks
2. BLiving Things
3. CRadioactive Material
8Fibre Optic Broadband uses radio waves
1. AVerdadeiro
2. BFalso
9What are the risks of UV light?
1. ACancer
2. BSunburn
3. CTanning
10Radiotherapy uses microwaves to destroy cancerous cells
1. AVerdadeiro
2. BFalso

Descrição: Quiz sobre EM waves, criado por jk1 em 26-08-2014.
Autor: jk1
Idioma: English
Visualizações: 79
Etiquetas: radio waves gamma rays radioactivity tanning microwaves spectrum uv light
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