I WILL GIVE BRAINLYIST! To change an efficiency value to a percentage you would ______________

A. Multiply by 100

B. Divide by 100

C. Do nothing

D. Multiply by 10


If a wave has a frequency of 9.25 x 10 ^4, what is its wavelength?

A. 3.24 x 10^3 m

B. 5.5 x 10 ^-3 m

C. 4.2 x 10 ^ 3 m

D. 8.9 x 10 ^ 9 m



Which of the following is not part of the UV spectrum?

A. Gamma rays

B. Ultraviolet rays

C. Microwaves

D. X-rays



Which type of wave can cause blindness or damage to the eyes at high intensities?

A. Ionizing waves

B. Radio waves

C. Visible light

D. Infrared waves