Which letter represents amplitude?

• A
• B
• C
• D

Why is the sky blue?

• because the atmosphere absorbs blue light and reflects the other colors
• because nitrogen and oxygen scatter blue more than the other colors
• because the ocean reflects its blue color to the sky
• because nitrogen and oxygen molecules scatter red and oranges away during the sunrise leaving blue for the day time

Tags

NGSS.HS-PS4-3

Which wave has a greater frequency?

• A
• B

Tags

NGSS.HS-PS4-1

Which of the following is transmitted by waves?

• atoms
• matter
• energy
• resonance

Tags

NGSS.HS-PS4-1

NGSS.HS-PS4-3

NGSS.HS-PS4-5

Waves can travel through empty space or they can travel through a medium. Which statement best describes a medium?

• The solid matter that waves travel through
• The gas matter that waves travel through
• The liquid matter that waves travel through
• The solid, liquid, or gas matter that waves travel through

Tags

NGSS.MS-PS4-2

Mechanical waves cannot be transmitted through a vacuum. Therefore, which of the following are NOT mechanical waves?

• Water waves
• Seismic waves
• Sound waves
• Light waves

The maximum distance that the particles of a wave’s medium vibrate from their rest position

• A. frequency
• B. wavelength
• C. wave speed
• D. amplitude

A phenomenon that occurs when a vibration matches the natural frequency of an object.

• A. interference

• B. standing wave

• C. resonance

• D. reflection

The bending of a wave as the wave passes between two substances at an angle in which the speed of the wave differs

• A. refraction
• B. reflection
• C. resonance
• D. standing wave

The combination of two or more waves that result in a single wave

• A. diffraction
• B. resonance
• C. reflection
• D. interference