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PRACTICE FOR II TRIM TEST 2

Authored by GloJo Castillo

Science

5th Grade

Used 4+ times

PRACTICE FOR II TRIM TEST 2
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18 questions

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1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Which type of current is generally used for appliances with a motor, such as a refrigerator?

Direct current

Battery current

Alternating current

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the power source for appliances that use direct current (DC)?

Batteries

Wall outlet

Solar panels

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Why do batteries need to be replaced over time?

They run out of electricity

They get too old to function

The chemicals inside them stop producing an electric current

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What type of battery can reverse the chemical reaction using a battery charger?

Alkaline batteries

Disposable batteries

Rechargeable batteries

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Who invented the lightning rod?

Nikola Tesla

Benjamin Franklin

Guglielmo Marconi

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Who improved the electric arc lamp and brought electric lights to the streets?

Nikola Tesla

Charles Brush

Thomas Edison

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Who designed the alternating current (AC) electric system?

Nikola Tesla

Thomas Edison

Benjamin Franklin

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