Edison vs. Tesla: AC vs. DC

Edison vs. Tesla: AC vs. DC

Assessment

Interactive Video

Physics

9th - 10th Grade

Hard

Created by

Patricia Brown

FREE Resource

The video explores the historical 'War of the Currents' between AC and DC, led by Tesla and Edison. DC, supported by Edison, was limited by its inability to travel long distances. AC, championed by Tesla, could travel further and was more efficient for power grids. Despite Edison's smear campaign against AC, Tesla and Westinghouse demonstrated AC's potential at the 1893 World's Fair and secured the Niagara Falls power project. This marked AC's victory, shaping the modern electrical world. Today, both AC and DC are integral to our electricity use, benefiting consumers worldwide.

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10 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What was the main focus of the rivalry between Thomas Edison and Nikola Tesla?

The superiority of AC versus DC

The invention of the light bulb

The creation of the first power plant

The development of the telephone

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Why did Thomas Edison support Direct Current (DC)?

It was safer and more straightforward

It could travel long distances

It was more efficient for power grids

It was cheaper to produce

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is a major limitation of Direct Current (DC)?

It loses power over long distances

It cannot be used in batteries

It is too dangerous for household use

It is too expensive to produce

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

How does Alternating Current (AC) differ from Direct Current (DC)?

AC changes direction frequently

AC is more expensive to produce

AC cannot be transformed to different voltages

AC is only used in small devices

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What was a key advantage of Alternating Current (AC) according to Tesla?

It was safer for household use

It could be easily transformed to high or low voltages

It was more stable and constant

It was cheaper to produce

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What tactic did Edison use to discredit Alternating Current (AC)?

He argued it was outdated technology

He claimed it was too expensive

He demonstrated its inefficiency

He showed its danger by electrocuting animals

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What significant event showcased the potential of AC power?

The invention of the electric motor

The 1893 World's Fair in Chicago

The opening of the first power plant

The first electric car demonstration

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