Chemistry Quiz Review

Which color waves have the lowest frequency?

• red

• yellow

• green

• violet

What happens to frequency when energy decreases?

• stays the same

• increases

• decreases

• There is no relationship between energy and frequency

Which type of radiation has the SHORTEST wavelength?

• Radio Waves

• Ultra-violet Rays

• Gamma Rays

• X-rays

Which wave has the longest wavelength?

• A

• B

• C

• None (same wavelength)

Which EM waves are have a SHORTER wavelength than visible?

• radio

• none

• infrared

• x-rays

Calculate the energy of red light having a wavelength of 6.8 x 10^-7 m.

• 2.9 x 10^-19 J

• 2.9 x 10¹⁹ J

• 3.4 x 10¹⁸ J

• 3.4 x 10^-18 J

What happens to frequency when wavelength decreases?

• stays the same

• decreases

• increases

• There is no relationship between wavelength & frequency.

Which EM waves are have the highest energy & are the most dangerous?

• Radio Waves

• Gamma Rays

• Infrared

• X-Rays

Which of the following has the shortest wavelength?

• microwaves

• UV Rays

• infrared

• the color blue

What happens to wavelength when energy decreases?

• stays the same

• decreases

• increases

• There is no relationship between energy & wavelength.