Electromagnetic waves vibrate perpendicular to their direction of travel.

• TRUE

• FALSE

Tags

NGSS.HS-PS4-3

Electromagnetic waves have both an electric and a magnetic component.

• TRUE

• FALSE

Tags

NGSS.HS-PS4-3

The speed of EM waves in a vacuum is

 $3.0\ x\ 10^{8\ }$  m/s

• TRUE

• FALSE

Tags

NGSS.HS-PS4-1

The speed of EM waves remains the same even if it travels on different media?

• TRUE

• FALSE

Tags

NGSS.HS-PS4-1

There are eight (8) regions of the electromagnetic spectrum.

• TRUE

• FALSE

Which region of EM spectrum has the longest wavelength?

• Radio wave

• Microwave

• Ultraviolet

• Gamma ray

Tags

NGSS.HS-PS4-1

Which region of EM spectrum has the highest frequency?

• Infrared

• X-ray

• Gamma ray

• Radio wave

Tags

NGSS.HS-PS4-1

Which of the following describes the relationship between frequency and wavelength?

• The longer the wavelength, the higher the frequency.

• The longer the wavelength, the lower the frequency.

• The shorter the wavelength, the lower the frequency.

• Frequency and wavelength have no relationship at all.

Tags

NGSS.HS-PS4-1

Which EM spectrum can be used in heating/cooking food, telecommunication, and radar?

• Radio wave

• Microwave

• Ultraviolet

• Gamma ray

Tags

NGSS.HS-PS4-1

NGSS.HS-PS4-3

NGSS.HS-PS4-5

Which of the following is an application of ultraviolet?

• identifying counterfeit money and sanitation

• broadcast communication

• cancer cell therapy

• check broken bones

Tags

NGSS.HS-PS4-3