Wave properties and Wave Technology

Multiple Choice

Which of the following describes the most destructive wave property of a tsunami as it approaches the coastline?

• high amplitude

• low frequency

• high frequency

• low amplitude

Multiple Choice

Waves that require a medium are known as

• Medium waves

• Mechanical waves

• Air waves

• Heat waves

Multiple Choice

Which wave behavior do solar panels use to convert electricity from the sunrays?

• reflection

• refraction

• absorption

• diffraction

Multiple Choice

Wireless** communication uses _____________ waves to send information.

• Sound

  (mechanical waves)

• Metallic

  (conductors)

• Ultraviolet

  (Higher frequency EM waves)

• Radio and Microwaves

  (lower frequency EM waves)

Multiple Choice

Which of the following graphs represents a digital wave?