Waves in Communication

Which is point C on the speaker diagram?

• Permanent Magnet

• Cone

• Electromagnet

• Transistor

Sound waves can travel through all except:

• Gases

• Liquids

• Solids

• Outer Space

Tags

NGSS.MS-PS4-2

Which wave has the highest frequency?

• 1

• 2

• 3

• 4

Tags

NGSS.MS-PS4-1

Which wave had the highest amplitude?

• 1

• 2

• 3

• They are the same

Tags

NGSS.MS-PS4-1

______ waves have to travel through a medium such as a solid, liquid or gas.

• Mechanical waves

• Electromagnetic waves

• Electrical waves

• Molecules

Tags

NGSS.MS-PS4-2

On a transverse wave which is represented by point B?

• Wavelength

• Crest

• Amplitude

• Trough

Tags

NGSS.MS-PS4-1

At what points would you measure the wavelength of a sound wave?

• Crest to Crest

• Rarefaction to Compression

• Compression to Compression

• Rarefaction to Rarefaction

Tags

NGSS.MS-PS4-2

Radio Waves are an example of _________ waves.

• mechanical

• electromagnetic

• light

• sound

the number of waves that pass a certain point per second.

• wave speed

• frequency

• amplitude

• wave cycle

Frequency is always measured in _________

• kilometers

• Hertz

• centimeters