Science (Physics): Electromagnetic Spectrum

Electromagnetic Waves

by Mr Wang

Multiple Choice

Which of the following has the longest wave length?

• Gamma rays

• Radio waves

• Ultra-violet rays

• X-rays

Multiple Choice

Which of the following has the highest frequency?

• Microwaves

• Ultra-violet rays

• Visible light

• X-rays

Multiple Choice

Which of the following is/are the properties of electromagnetic waves?

 

1) All electromagnetic waves have a speed of 3.0 x 10⁸ m/s

2) All electromagnetic waves are transverse waves.

3) All electromagnetic waves can be seen by the naked eye.

• 1 only

• 2 only

• 1 and 2 only

• 1, 2 and 3

Multiple Choice

Which of the following is/are the properties of electromagnetic waves?

 

1          All electromagnetic waves can be reflected and refracted.

2          All electromagnetic waves carry energy.

3          All electromagnetic waves carry charges.

• 1 and 2 only

• 2 and 3 only

• 1 and 3 only

• 1, 2 and 3

Multiple Choice

Which of the following options lists the members of the electromagnetic spectrum in order of increasing wavelength?

• Microwaves, ultraviolet, infrared, X-rays

• X-rays, ultraviolet, infrared, microwaves

• Ultraviolet, infrared, microwaves, X-rays

• Infrared, ultraviolet, microwaves, X-rays

Fill in the Blanks

Name three regions of the electromagnetic spectrum with a lower frequency than visible light.

Open Ended

Do gamma rays or radio waves have a higher speed when travelling in a vacuum?