Waves and Information Transfer

Waves and Information Transfer

Multiple Choice

Letting all the light through

• Opaque

• Transparent

• Translucent

• Reflection

Multiple Choice

Not letting any light through

• Opaque

• Transparent

• Translucent

• Reflection

Multiple Choice

The distance between the crests of a wave

• Wavelength

• Trough

• Amplitude

Multiple Choice

The amount of energy in a wave

• Wavelength

• Trough

• Amplitude

Multiple Choice

What part of the wave is represented by "B"?

• Crest

• Trough

Multiple Choice

What is the measurement from the straight line to the top of the wave?

• Wavelength

• Amplitude

Multiple Choice

The model represents sound from a drum. What does the model show?

• Amplitude and wavelength

• Crest and trough

Multiple Choice

A buoy is an object that floats on water that can be used to mark a safe path for boats to travel. Describe the motion of the buoy.

• Up an down, not forward

• Forward, not up and down

Multiple Choice

How is the image in a mirror different than the subject?

• It is upside down

• It is reversed

• It is smaller

Multiple Choice

What conclusion can be made from the diagram?

• Light is absorbed by the water

• Light is reflected by the water and by the bodies of the birds

Multiple Choice

What object will reflect the most light?

• Mirror

• Window

• Table

Multiple Choice

Rainbows appear in the sky because raindrops are like...

• a prism

• a square

• a circle

Multiple Choice

Why does a ripe banana appear yellow?

• All other colors are absorbed by the banana, only yellow light is reflected to the eye

• Only yellow light is absorbed, all other colors are reflected

Open Ended

Why can we see the moon?

Open Ended

Why does a curved funhouse mirror look distorted?

Multiple Choice

A picture looks like a single image, but it is really a bunch of tiny

• pixels

• dots

Multiple Choice

Where were hieroglyphics and pictographs drawn in ancient times?

• Caves

• Mountains

Multiple Choice

Cell phone signals are transferred from ...

• Modem to tower

• Tower to relay to tower

Multiple Choice

What did the telegraph use to communicate?

• Morse code

• Sign language

Multiple Choice

A collection of 1s and 0s that computers use

• Morse code

• Binary code

Multiple Choice

Talking on the phone

• Coded

• Uncoded

Multiple Choice

Morse code

• Coded

• Uncoded

Multiple Choice

Scytale

• Coded

• Uncoded

Multiple Choice

Talking face-to-face

• Coded

• Uncoded