What demonstrates the physics of traveling waves in the video?

• A spring

• A magic trick

• A trampoline

• A piece of rope

Tags

NGSS.MS-PS4-1

What shape do waves take when information about a disturbance moves outward?

• Circular

• Square

• Linear

• Wave

Tags

NGSS.MS-PS4-1

What is the term for the distance between two crests of a wave?

• Wavelength

• Frequency

• Speed

• Amplitude

Which type of wave is created by a single back and forth movement of the rope?

• Continuous wave

• Pulse wave

• Longitudinal wave

• Transverse wave

What kind of motion do particles in a longitudinal wave exhibit?

• Circular

• Oscillation

• Perpendicular

• Compression and expansion

How is a wave's energy related to its amplitude?

• Inversely proportional

• Not related

• Directly proportional

• Proportional to the square of the amplitude

Tags

NGSS.MS-PS4-1

What happens to the intensity of a spherical wave as it moves farther from its source?

• Decreases by the square of the distance

• Decreases linearly

• Remains constant

• Increases

What is reflected as a trough when a pulse wave hits a fixed end of the rope?

• The longitudinal wave

• The transverse wave

• The continuous wave

• The pulse wave

Tags

NGSS.MS-PS4-2

What occurs when two identical pulses meet on a rope from opposite ends?

• Destructive interference

• Constructive interference

• No interference

• Partial interference

How do noise-canceling headphones work?

• By blocking sound physically

• By absorbing sound waves

• By amplifying ambient noise

• By generating sound waves that destructively interfere with noise