Leonard's Invention
Electric Eye
Leonard's Invention
Inventions
Vocabulary
100

Here's the rule about an electric eye:  Each time the beam of light is broken, the light changes.

The light is off.  The beam is broken 2 times.  The light is on or off.

What is off?

100

number 6

What is A?

100

The counter does this when someone walks into the room.

What is add 1.

100

An inventor gets this to protect an invention.

What is a patent?

100

This underlining means reacted.

What is responded?

200

Here's the rule about an electric eye:  Each time the beam of light is broken, the light changes.

The light is off.  The beam is broken 5 times.  The light is on or off.

What is the light is on?

200

number 7

What is B?

200

The counter does this when someone walks out of the room.

What is subtract one?

200

Lawyers that get protection for inventions are called this.

What is patent attorneys?

200

This underlining means lawyer.

What is attorney?

300

Here's the rule about an electric eye:  Each time the beam of light is broken, the light changes.

The light is off.  The beam is broken 8 times.  The light is on or off.

What is the light is off?

300

number 8

What is A?

300

The counter ends up at this number when the last person leaves the room.

What is zero?

300
The businesses that make things are this.

What are manufacturers?

300

This underlining means a promise made by people.

What is agreement?

400

Leonard used this many electric eyes for his invention.

What is 2?

400

Number 9

What is B?

400

The lights do this when the counter gets to that number (zero).

What is turn off?

400

This underlining names a lawyers whose special job is getting patents for new inventions.

What is patent attorney?

400

This underlining means the clapping.

What is applause?

500

This many beams went across the doorway.

What is 2?

500

The solid arrows show the people that went into the room.  The dotted arrows show the people that left the room.  This many people would have to leave the room before the lights go off.

What is 3?

500

The solid arrows show the people that went into the room.  The dotted arrows show the people that left the room.  The lights are on or off in this room.

What is on?

500

This underlining refers to solving a problem.

What is solution?

500

This underlining means very smart.

What is clever?

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