Phys Sci Qtr 4 - Test 3: Electricity, Magnetism, & Sensing Waves

What happens to a wave when it meets a surface or boundary?

• It disappears
• It bounces back
• It speeds up
• It changes color

Tags

NGSS.MS-PS4-2

What is diffraction?

• Bending of waves around an edge
• Bouncing back of waves
• Change in wave speed
• Combining of waves

Tags

NGSS.MS-PS4-2

What is the Doppler Effect?

• Change in wave speed
• Change in the observed frequency of a wave
• Bending of light
• Reflection of sound waves

Tags

NGSS.HS-PS4-1

What type of wave is sound?

• Transverse wave
• Longitudinal wave
• Surface wave
• Electromagnetic wave

Tags

NGSS.MS-PS4-1

NGSS.MS-PS4-2

What is constructive interference?

• Waves cancel each other out
• Waves combine to form a higher amplitude
• Waves bend around corners
• Waves reflect off surfaces

Tags

NGSS.MS-PS4-1

What is the speed of sound in air?

• 340 m/s
• 3.0 × 10⁸ m/s
• 1500 m/s
• 1200 m/s

Tags

NGSS.MS-PS4-1

NGSS.MS-PS4-2

What is the role of the cochlea in hearing?

• Amplifies sound
• Transmits sound to the brain
• Converts sound waves into nerve impulses
• Filters out background noise

What type of lens is a magnifying glass?

• Concave lens
• Convex lens
• Flat lens
• Biconcave lens

What is the primary function of the outer ear?

• Amplifying sound
• Directing sound waves to the eardrum
• Transmitting sound to the brain
• Filtering sound

What is the phenomenon called when light bends as it passes through different mediums?

• Reflection
• Refraction
• Diffraction
• Interference