S8P4F

Wave A and Wave B have the same frequency and wavelength. Wave A has a greater amplitude than Wave B. Which statement best compares the two waves?

• Wave A has more energy than Wave B

• Wave B has more energy than Wave A

• Wave B transmits energy through matter, while Wave A does not

• Wave A transmits energy through matter, while Wave B does not

Tags

NGSS.MS-PS4-1

A bell and a siren are producing sound waves. The sound wave produced by the bell has a low frequency. The sound wave produced by the siren has a high frequency. Based on this information, which of the following must be true?

• The sound wave produced by the bell has a shorter wavelength than the sound wave produced by the siren

• The sound wave produced by the bell has a longer wavelength than the sound wave produced by the siren

• The sound wave produced by the bell has a higher amplitude than the sound wave produced by the siren

• The sound wave produced by the bell has a lower amplitude than the sound wave produced by the siren

Tags

NGSS.MS-PS4-1

NGSS.MS-PS4-2

A musician is playing an electric guitar. She turns a knob to increase the amplitude of the sound wave produced. How does the sound change?

• the pitch increases

• the pitch decreases

• the volume increases

• the volume decreases

Tags

NGSS.MS-PS4-1

S8P4e In which medium would sound waves travel fastest?

• nitrogen gas

• liquid kerosene

• solid iron

• liquid water

Tags

NGSS.MS-PS4-2

What happens to the magnetic field around a wire when the electric current through the wire increases?

• It decreases

• It remains the same

• It increases

• It reverses direction

Tags

NGSS.MS-PS2-3

What is the principle of energy transfer in a battery-operated device?

• Mechanical to electrical

• Electrical to mechanical

• Chemical to electrical

• Electrical to chemical

Which of the following is a longitudinal wave?

• Light wave

• Sound wave

• Water wave

• Radio wave

Tags

NGSS.MS-PS4-1

What is the term for the rate at which energy is transferred or converted?

• Power

• Energy

• Work

• Force

Tags

NGSS.MS-PS3-3

S8P4b The chart above shows the range of wavelengths for different types of electromagnetic waves. Use the data in the chart to answer the question: Which of the waves transmits the least energy?

• gamma rays

• x-rays

• ultraviolet light

• visible light

Identify the characteristic of a transverse wave that doubled from wave A to wave B.

• Amplitude

• Crest

• Trough

• Wavelength

Tags

NGSS.MS-PS4-1