Electromagnetic Spectrum

Question 1

Name the Electromagnetic spectrum in order

Answer 1

Radio waves, Microwaves, Infrared waves, visible light,

UV rays, X-rays, Gamma Rays

Question 2

Radio waves

Answer 2

Uses: Radio, television, Aircraft navigation, wifi connection etc.
Problems: Large amounts can cause Cancer, leukemia and other diseases

Question 3

Microwaves

Answer 3

Uses: Heats food quickly, weather mapping
Problems: tissue damage

Question 4

Infrared Rays

Answer 4

Uses: Heat therapy, thermal imaging, Climatology
Problems: Can burn you, Skin problems, Can cause eye problems.

Question 5

Visible light

Answer 5

Uses: Lets us see things, Photosynthesis in plants, drying and evaporation
Problems: Can harm the retina,

Question 6

UV light

Answer 6

Uses: Sterilisation, Curing resins, cancer treatment
Problems: Sunburn, premature aging, skin cancer, eye damage

Question 7

X-rays

Answer 7

Uses: can detect things inside the body - which we can’t visibly see
Problems: Increases your risk of getting cancer,
high exposure can cause vomitting, hair loss, bleeding fainting etc.

Question 8

Gamma Rays

Answer 8

Uses: Sterilise medical equipment.
Sterilise food (irradiated food).
Used as tracers in medicine.
Radio Therapy- In oncology, to kill cancerous cells.

Problems: Can cause damage to a living tissue, can cause cancer.

Question 9

Colours of the spectrum

Answer 9

Red
Orange
Yellow
Green
Blue
Indigo
Violet