Light and Sound Review

If the distance represented by the letter A were increased, how would it change the way the sound was heard?

• The sound would be louder

• The sound would be lower.

• The sound would be softer.

Tags

NGSS.MS-PS4-1

NGSS.MS-PS4-2

When a sound is louder what measurement gets bigger?

• Frequency 
• Amplitude 
• Wavelength 
• Crest

Tags

NGSS.MS-PS4-1

2. How does the Energy from the sun reaches the earth?

• a. ultraviolet waves
• b. infrared waves
• c. mechanical waves
• d. electromagnetic waves

Which type of wave does not require a medium?

• mechanical waves

• EM waves

• light waves

• gamma waves

• radio waves

Tags

NGSS.HS-PS4-3

Ultrasound waves are sound waves that are too low pitched for the human ear to hear.

• True

• False

Ultrasound occurs at frequencies above 20,000 Hz.

• True

• False

Infrasound occurs at frequencies below 20 Hz.

• True

• False

Tags

NGSS.HS-PS4-1

What is the highest frequency that humans are able to hear?

• 20 Hz

• 0 Hz

• 20,000 Hz

• 2,000 Hz

• 200 Hz

Tags

NGSS.MS-PS4-1

What is the lowest frequency that humans are able to hear?

• 20 Hz

• 0 Hz

• 20,000 Hz

• 2,000 Hz

• 200 Hz

Tags

NGSS.HS-PS4-1

Vibrations with frequencies above the human range of hearing are called __________________.

• infrasound

• ultrasound

• SONAR

• echos

Tags

NGSS.MS-PS4-1