Item 1
What do radio waves and microwaves have in common?


Both are at the side of the spectrum that has the highest frequency.


Both have radiant energy than visible light.


Both have shorter wavelengths than visible light.


Both have lower frequencies than visible light.


Which part of the electromagnetic spectrum has a lower frequency than visible light?


infrared


gamma rays


x-rays


ultraviolet



What is one example of the use of an infrared sensor?


monitor building entry and exit


bar code scanners keep up with inventory supplies


track shipment of packages


water flows without turning on a faucet



Which part of the electromagnetic spectrum has a shorter wavelength than ultraviolet light?


x-rays


infrared light


television


microwave


Drag the types of electromagnetic waves to place them in order of increasing wavelength.

ultraviolet

infrared

visible light



Please help me answer all these! Ill give brainlyist and a bunch of points! (100 ponits)