8th Grade Science Waves Semester Test

Which of the following is an example of a mechanical wave?

• Electromagnetic wave

• Radio wave

• Sound wave

• Light wave

What is the highest point of a transverse wave called?

• Trough

• Amplitude

• Wavelength

• Crest

Tags

NGSS.MS-PS4-1

When a wave encounters a boundary and bounces back, it is known as:

• Refraction

• Absorption

• Reflection

• Diffraction

Tags

NGSS.MS-PS4-2

What happens when light waves hit a mirror and bounce back?

• Diffraction

• Reflection

• Absorption

• Refraction

Tags

NGSS.MS-PS4-2

What is the region where the particles of the medium are close together in a longitudinal wave called?

• Incoming Sound

• Wavelength

• Rarefaction

• Compression

When a wave transfers its energy to the medium it is traveling through, it is known as:

• Refraction

• Reflection

• Diffraction

• Absorption

Tags

NGSS.MS-PS4-2

What occurs when a wave encounters an obstacle and bends around it?

• Diffraction

• Absorption

• Refraction

• Reflection

Tags

NGSS.MS-PS4-2

How do reflection and refraction of waves differ?

• Reflection and refraction do not occur in waves

• Reflection and refraction are the same phenomena

• Reflection involves bouncing back of a wave, while refraction involves bending of a wave

• Reflection involves bending of a wave, while refraction involves bouncing back of a wave

Tags

NGSS.MS-PS4-2

What is the relationship between frequency, wavelength, and wave speed?

• v = f - λ

• v = f / λ

• v = f + λ

• v = f* λ

Tags

NGSS.HS-PS4-1

How does the amplitude of a wave affect its energy?

• Lower amplitude carries more energy

• Greater amplitude carries more energy

• Higher amplitude carries less energy

• Amplitude does not affect energy

Tags

NGSS.MS-PS4-1