water waves
What kind of wave is a water wave?
a transverse wave
What kind of wave is a sound wave?
A longitudinal wave
Does a wave with high amplitude have a louder sound or a quieter sound? Why?
Louder, because it has more energy
What is digitized information?
information put into digital code form
What does a wave transfer?
energy
In what direction do water waves travel?
In what direction to sound waves travel?
In all directions
What is the tallest part of a wave called?
a crest
What does it mean to transmit?
to send
make a high pitched sound
Wow! that was high!
What is amplitude?
The distance between the midpoint and the crest or the trough; the height of a wave
What is a sounds volume?
How loud or quiet a sound is
What is the lowest part of a wave called?
A trough
What is GPS?
a digital map
Super duper!
What is wavelength?
The distance between one wave and the next
What is a sounds pitch?
How high or low a sound is
What is frequency?
the number of waves to pass a point in a certain amount of time
What is a satellite?
an object that moves around a larger object often to receive and send information.
How are binary code and morse code different?
Binary code uses 0's and 1's, morse code uses lines and dots.
How does the energy in a transverse wave move?
Side to side causing an up and down movement
A high pitched sound has a short wavelength.
name 5 ways to send information
email, letter, words, phone call, text, morse code, binary code, sign language, etc..
Why did code talkers use the Navajo language to send messages during World War II?
To keep the messages safe. The codes kept being broken, but no one knew Navajo so they could keep it secret from the enemy.