Wave Technology Test Prep

What is the amplitude and wavelength of the wave shown below?

•  A. Amplitude: 30 cm; wavelength: 60 cm
•   B. Amplitude: 30 cm; wavelength: 110 cm
•  C. Amplitude: 60 cm; wavelength: 60 cm
•  D. Amplitude: 60 cm; wavelength: 110 cm

Tags

NGSS.MS-PS4-1

When a wave strikes an object and bounces off, it is referred to as what? (example echo)

• Medium
• Refraction
• Reflection
• Interference

Tags

NGSS.MS-PS4-2

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

• ocean waves
• Seismic waves
• sound waves
• light waves

Which diagram has the longest wavelength?

• #1
• #2
• #3
• $4

Tags

NGSS.MS-PS4-2

Types of mechanical waves include

• transverse waves.
• longitudinal / compression waves
• surface waves
• all of the above

Tags

NGSS.MS-PS4-1

A wave will travel only as long as it has ___________ to carry.

• mass
• matter
• energy
• speed

Tags

NGSS.MS-PS4-1

NGSS.MS-PS4-2

Frequency is measured in units called

• amps
• hertz
• nodes
• antinodes

Tags

NGSS.MS-PS4-1

NGSS.MS-PS4-2

Digital information is coded in:

• patterns of 1s and 0s
• patterns of numbers 1-9
• patterns of numbers
• changes in amplitude, frequency, or wavelength

Which is an example of an analog signal?

• Record Player
• CD Player
• computer
• cellphone

In the image provided, which represents the wavelength of a Longitudinal / Compressional wave?

• A to B
• B to E
• C to E
• E to F