Electromagnetic Specturm

Question 1

Uses of radio waves

Answer 1

Broadcasts
Satelites

Question 2

Harmful effects of radio waves

Answer 2

Overheating from overuse

Question 3

Uses of microwaves

Answer 3

Cooking
TV broadcasting

Question 4

Harmful effects of microwave

Answer 4

Leaking of radiation and heat from object
Burns

Question 5

Uses of infra red

Answer 5

Thermal imaging
Night vision equipment
Heat sensors

Question 6

Harmful effects of infra red

Answer 6

Lens, cornea, and retina damage
Loss of vision
Contributes to global warning

Question 7

Visible light uses

Answer 7

Photography
Illumination
Fibre optic communications

Question 8

Harmful effects of visible light

Answer 8

Thermal damage
Pigmentation

Question 9

Ultra violet uses

Answer 9

Killing bacteria
Phototherapy
Forensic scanner in crime scenes

Question 10

X-rays uses

Answer 10

Security scanners
See inside patients in hospitals

Question 11

Harmful effects of x ray

Answer 11

Cancer
Vomiting

Question 12

Gamma rays uses

Answer 12

In medicine
In nuclear industry

Question 13

Electromagnetic spectrum from increasing frequency

Answer 13

Radio waves
Micro waves
Infra red
Visible light
Ultra violet
X-ray
Gamma ray

Question 14

Electromagnetic spectrum from increasing wavelength

Answer 14

Gamma ray
X-ray
Ultra violet
Visible light
Infra red
Micro wave
Radio wave