Which wave has the greatest amplitude?

• The blue wave
• The red wave

Tags

NGSS.MS-PS4-1

Which of the following is true about waves?

• Shorter wavelengths = Higher frequencies

• Shorter wavelengths = Lower frequencies

• Longer wavelengths = Higher frequencies

• Longer wavelengths = Lower frequencies

When light strikes an object, it can do all of the following, except

• be reflected.

• be refracted.

• be produced.

• be absorbed.

Which type of electromagnetic radiation is the reason we need sunglasses and sunscreen to avoid getting a sunburn?

• X-rays

• Gamma Rays

• Ultraviolet waves

• Infrared waves

The number of waves that passes a point in a certain amount of time is known as

• amplitude.

• frequency.

• wavelength.

• magnitude.

What property of light makes this pencil appear to be bent or broken?

• Reflection
• Refraction
• Diffraction
• Absorption

Tags

NGSS.MS-PS4-2

Which statement best defines a wave medium?

• the material through which a wave travels
• a point halfway between the crest and trough
• the distance from one wave crest to the next
• the speed at which waves travel in water

Sound has to travel through a 

• crest
• medium
• frequency
• box

Tags

NGSS.MS-PS4-2

As frequency _____, pitch _____.

• rises, falls
• decreases, increases
• increases, decreases
• increases, increases

Tags

NGSS.4-PS4-1

Sound waves are _____ waves.

• transverse

• high

• longitudinal

• low