electromagnetic waves

Question 1

types of waves

Answer 1

1. radio waves
2. micro waves
3. infrared
4. visible light
5. ultraviolet/UV
6. x-rays
7. gamma rays

Question 2

wavelength, frequency + energy

Answer 2

1. short wavelength = high frequency
2. long wavelength = low frequency
3. short wavelength = high energy
4. long wavelength = low energy

Question 3

what do electromagnetic waves do

Answer 3

electromagnetic waves transfer energy through the oscillating of electric and magnetic fields

Question 4

atmosphere

Answer 4

• EM radiation comes from all directions from the rest of the universe
• radiation = potentially harmful
• gas molecules in atmosphere interact with radiation and absorb different amounts from different parts of the spectrum