WorksheetsAnalog vs. Digital Waves
Total questions: 10
Worksheet time: 5mins
The following device uses analog waves to transmit information.
iPhone XR
Chimes from a church bell
Satellite signals
Microwave
Properties of a digital wave include all the following EXCEPT
Binary code of consisting of 0,1
Starts and stops in transmission
Can be perfectly duplicated
Creates new energy
An analog clock is similar to an analog wave in that both
are continuous
contain only binary numbers of 0,1
both tell time
were created in this last century
An example of a cell phone wave looks like
Binary waves contain data represented with 2 values which are
up or down
0 or 1
happy or sad
right or left
How would you investigate to see if a device was disrupted due to static or electric power?
Go find the box it came in to see what year the device was made.
Evaluate the situation and change one variable to test.
Construct a drawing of all the parts in the device.
Throw it away and buy a new one.
Why might an analog television need an antennae?
to conduct electricity to the tv
to increase color attributes to the screen
to increase the volume of the sound
to intercept the station's signals through a conductor
An advantage a digital wave has over an analog wave is
It can be perfectly duplicated.
It is cheaper to make.
It is longer and conserves energy.
It doesn't cause cancer.
Which type of music recording has the reputation for sounding more LIVE with "hissing" sound from original performances?
Digital recordings
Binary data transfer
Analog recordings
Telegram recordings
Which type of music recording do you prefer?
Analog
Digital
