Technology Transfer and Waves Competition!

Describe radio waves:

• The longest electromagnetic wave.

• The shortest electromagnetic wave.

• The highest energy mechanical wave.

• The lowest energy mechanical wave.

A radio wave is a form of energy that can travel through space. This form is called an/a _____________________ wave.

• microwave wave

• electromagnetic wave

• mechanical wave

• photon wave

True or False: A radar is a system that uses reflected radio waves to detect objects and measure their distance and speed.

• True

• False

A computer's wireless adapter translates data into a ________ wave signal and transmits it using an antenna.

• gamma

• infrared

• microwave or radio

• light

The reason your wifi sometimes does not work is because other wifi signals can interfere with it.

• True

• False

What is GPS?

• The Global Positioning System is a system that uses radio waves.

• The Global Positioning System is a system that uses microwaves waves.

• The Global Positioning System is a system that uses x-ray waves.

• The Global Positioning System is a system that uses sound waves.

Cell phones transmit and receive

signals using

• infrared waves

• ultraviolet waves

• microwaves or radio waves

• gamma rays

The process of making cell phone calls happens almost at the speed of sound.

• True

• False

With a satellite phone system, you can

call anywhere in the:

• world

• city

• state

• country

A satellite television system uses radio waves and includes

communications satellites and

• GPS receivers

• electromagnetic waves

• satellite dish antennas

• infrared cameras