Social Studies Ch 6 Lessons 3-4

What did Thomas Edison invent (improve) in 1879?

• light bulb

• radio

• tv

• car

An invention is when you...

• to fix

• recreate something

• create something new and original

When people have equal rights they have...

• different rights from others.

• the same rights as others.

When people communicate they pass their thoughts or information to others.

• TRUE

• FALSE

A _______ gives a person the right to be the only one making or selling an invention.

• deed

• patent

• law

Morse code uses 

• 1's and 0's

• dots and dashes

• abc's

A vaccine helps people's bodies fight off disease. 

• True

• False

A telegraph is a machine that sends and receives signals through a thin wire.

• True

• False

An assembly line is when each worker does only one part of a job.

• True

• False

Protect means to...

• to hurt

• to harm

• keep safe from harm