Physics AQA Waves

Which of these has the longest wavelength?

• microwave

• ultraviolet

• visible light

• infrared

A wave where the particles oscillate parallel to the direction of energy transfer is called a ___________ wave.

• parallel

• perpendicular

• transverse

• longitudinal

Which of these words describes the point of maximum displacement from the equilibrium position of a wave?

• wavelength

• frequency

• amplitude

• focal point

A frequency of 50 MHz is the same as _________?

• 50 Hz

• 50, 000 Hz

• 50, 000, 000 Hz

• 50, 000, 000, 000 Hz

What is the human range of hearing?

• 20 - 50 Hz

• 20 - 50,000 Hz

• 20 - 20,000 Hz

• 50 - 50,000 Hz

What do we call sound waves below 20 Hz?

• ultrasound

• infrasound

• loud sounds

• quiet sounds

What do we call sound waves above 20,000 Hz?

• ultrasound

• infrasound

• loud sounds

• quiet sounds

Which of these has the highest frequency?

• radio

• gamma

• infrasound

• ultrasound at 50, 000 Hz

What property of this wave is represented by the letter "A"

• amplitude

• crest

• trough

• wavelength

What property of the wave is represented by the letter "B"?

• amplitude
• crest
• trough
• wavelength