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Inquisitive Minds session III

Total questions: 15

Worksheet time: 5mins

Name
Class
Date
1.

Was electricity used even before humans knew what it was?

a)

True

b)

False

2.

Who was the first person to start researching electricity?

a)

Thomas Alva Edison

b)

Thales of Miletus

c)

Benjamin Franklin

d)

Nikola Tesla

3.

The first electrical research was conducted in March 31st and the year was (a)  

4.

An electrolyte is a substance that produces an electrically conducting solution when dissolved in a polar (a)  

5.

Which one of these is/are not a Polar Solvent

a)

Water

b)

Ethanol

c)

Oil

d)

Acetic Acid

6.

Polar solvents are those that can dissolve polar solutes since both the ___________ charged dipoles attract each other but they cannot dissolve nonpolar solutes.

a)

LIkely

b)

Opposite

7.

How many years will it take for India to achieve 100% Electric motars

(a)  

8.

On what principle do electric Vehicle batteries work?

a)

Static Electricity

b)

Charge Discharge

c)

Electric Generator

d)

AC/DC

9.

Which form of Energy we can generate electricity

a)

Burning Coal

b)

Solar Panel

c)

From Uranium

d)

Geothermal Energy

10.

The Principal of AC to DC was invented by

a)

Nicholas Tesla

b)

Eon Musk

c)

Albert Einstien

d)

Thomas Alva Edison

11.

How well prepared was the Presentation

a)

⭐

b)

⭐⭐⭐

c)

⭐⭐⭐⭐⭐

d)

⭐⭐⭐⭐⭐⭐⭐⭐⭐⭐⭐⭐⭐⭐⭐⭐⭐⭐⭐

12.

Please Give us feedback on how the presentation was.

4 lines
13.

Alternating Current (AC) is a type of (a)   current, in which the direction of the flow of electrons switches back and forth at regular intervals or cycles.

14.

Why are electric motors better than normal petrol motors?

a)

because they make negligible residue

b)

because they last longer

c)

because they are made of good and efficient materials

d)

because electricity is cheap to produce

15.

What is your thought on the future of the environment if it was completely electrical?

4 lines