BA 4th Unit 10 Week 3

Who invented the light bulb?

• Nikola Tesla

• JP Morgan

• Westinghouse Electric

• Thomas Edison

What type of current is Tesla researching?

• Direct Current (DC)

• Alternating Current (AC)

Who won the Niagara Falls contract?

• Tesla

• Edison

• Rockafeller

• Vanderbilt

How does Tesla save Westinghouse from going bankrupt and ensures that A.C. wins the “current wars?”

• Asks for donations

• Sabotages Edison's Direct Current

• Lowers the cost of electricity

• He gives up his licensing fees. Gives up millions of dollars

Tesla thought Niagara Falls was fascinating because of the power it could generate. What is Niagara Falls?

• Near a river in Smiljan

• A huge system of waterfalls

• A giant lake

• A part in the Pacific Ocean

Whose current do we use today(mostly)?

• Thomas Edison's Direct Current (DC)

• Nikola Tesla's Alternating Current (AC)

Nikola talked of a wireless device that a person could carry with them wherever they went. What was he thinking of years before it was ever invented?

• The TV

• The Cell Phone

• The Radio

• The Tesla Coil

Invented the incandescent electric light bulb (glows from a heated filament wire), phonograph, and motion pictures.

• Nikola Tesla

• Alessandro Volta

• Nick Holonyak, Jr.

• Thomas Edison

• Michael Faraday

Many household appliances, such as washing machines, refrigerators, and dishwashers, need _____ ______ in order to work.

• Thermal energy

• Light energy

• Sound energy

• Electrical energy

• Mechanical Energy

Where was Nikola Tesla born?

• Germany

• kazakhstan

• England

• Croatia

• Colombia