electromagnetic spectrum

What is the distance from the peak of one wave to the next peak?

• Amplitude
• Frequency
• Period
• Wavelength

What is the height of a wave from its resting point?

• Amplitude
• Frequency
• Period
• Wavelength

What is the number of waves that pass a point in one second?

• Amplitude
• Frequency
• Period
• Wavelength

These waves make water molecules vibrate and warm up.

• Gamma
• Microwaves
• Radio
• Ultraviolet

The energy of waves _______ as the wavelength gets shorter.

• increases
• decreases
• stays the same

Which of these EM waves has the greatest penetrating ability due to its very short wavelength?

• Ultraviolet

• X-ray

• Gamma ray

• Microwave

Which of the following is the least penetrating wave

• gamma rays

• UV rays

• Infrared rays

• X rays

If the wavelength of an electromagnetic wave is longer, what is true about the energy? 

• Energy is higher.
• Energy is lower. 
• Energy is not dependent on wavelength. 

Cancer can be treated with_______________waves.

• Penicillin
• Radio
• Infrared
• Gamma

The higher the frequency the ______ the energy. 

• higher
• lower
• neither, stays the same