EM Spectrum and Light Primer

What symbol is used to represent frequency?

• Lambda

• Beta

• Alpha

• Nu

Tags

NGSS.HS-PS4-1

Frequency is the number of ______ per second.

Tags

NGSS.HS-PS4-1

The closest star to our solar system is Proxima Centauri, which is part of the Alpha Centauri star system and is located approximately 4.2 light-years away. A light year is 5.879 trillion miles. Meaning the light we see in the sky started its journey 4.2 years ago and it has traveled 24,691,800,000,000 miles.

• true

• false

Tags

NGSS.MS-ESS1-3

What is the unit of frequency?

• Meters

• Seconds

• Joules

• Hertz

Tags

NGSS.HS-PS4-1

How is frequency measured?

• In meters per second

• In cycles per second

• In meters

• In seconds

Tags

NGSS.HS-PS4-1

The two waves are moving at the same speed.

• true

• false

Tags

NGSS.HS-PS4-1

The top wave has a shorter wavelength.

• true

• false

Tags

NGSS.HS-PS4-1

Which wave has a higher frequency?

• top wave

• bottom wave

Tags

NGSS.HS-PS4-1

dividing the cycles by time will give you frequency in hertz

• true

• false

Tags

NGSS.HS-PS4-1

The speed of light is

• 300,000,000 meters per second

• 30,000 meters per second

• 3,000 meters per second

• 300,000,000,000,000 meters per second

Tags

NGSS.HS-PS4-1

NGSS.HS-PS4-3