Cathrode Ray Tube Television
Capacitor
Microwaves
Electric Meter
Arc Lamp
100
The first cost of a CRT.

What is $10,000?

100

A capacitor stores this.

What is energy?

100

A microwave is this.

What is a device that heats up food suing electromagnetic waves?

100

How an electric meter works.

What is a house receives electricity from the power lines, which makes a series of small gears inside the meter rotate. The dial on the meter then displays the number of how many times the gears have rotated?

100

The year it was invented.

What is 1800?

200

The CRT was a basis for.......

What is TVs?

200

A capacitor can take less time than this to charge up.

What is a battery?

200

The first microwave weighed this many pounds.

What is 749 pounds?

200
The person who created the electric meter.

What is Thomas Edison?

200

How an arc lamp works.

What is the electricity flows from the source and through the carbo rods to create the arc and produce light.

300

The name of the earliest version of the CRT

What is Braun Tube?

300

The first capacitor was invented in these years.

What is 1740's?


300

These are the common purposes of the microwave.

What is reheating, roasting, defrosting, and disinfecting?

300

The year the electric meter was invented.

What is 1879?

300

The person that invented this lamp.

What is Sir Humphrey Davy?

400

Cathrode ray were invented by this person

What is Julius Plucker?

400

The University Peiter van Musschenbroek taught at.

What is Leiden University?

400

The year the first microwave was invented.

What is 1945?

400

The type of cover an electric meter has.

What is a plastic cover?

400

What a xenon arc lamp is used for.

What is used for specialized industry uses?

500

A CRT weighs this much.

What is 60 pounds?

500

These things destroy capacitors.

What is vibration, acceleration, and shocks?

500

The person who invented the microwave.

What is Percy Spencer?

500

What the first prototype was made of?

What is a chemical meter?

500

What an arc lamp is made of.

What is a battery, wire, and two carbon rods?

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