Some Natural Phenomena-The Story of Lightning (CBSE Class-8 Science): Questions 1 - 7 of 7

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Question number: 1

» Some Natural Phenomena » The Story of Lightning » Lightning Conductors

MCQ▾

Question

Lightning conductor consists of:

Choices

Choice (4) Response

a.

Copper strip on the outside of the building which connect metal spikes at the top to a metal plate in the ground

b.

Two charged metals

c.

Metal rod or a cycle spoke with a metal ball or bulb

d.

Two copper plates

Question number: 2

» Some Natural Phenomena » The Story of Lightning » Do's and Don'ts During a Thunderstorms

MCQ▾

Question

What we don’t do during thunderstorm

Choices

Choice (4) Response

a.

Not to touch any metal

b.

Don’t lie flat on the ground

c.

Carrying an umbrella during thunderstorm is not safe

d.

All a. , b. and c. are correct

Question number: 3

» Some Natural Phenomena » The Story of Lightning » Accumulation of Charges Leading to Lightning

MCQ▾

Question

Accumulation of charge leads to:

Choices

Choice (4) Response

a.

Earthing

b.

Discharging

c.

Charging

d.

Lightning

Question number: 4

» Some Natural Phenomena » The Story of Lightning » Do's and Don'ts During a Thunderstorms

MCQ▾

Question

What to do during thunderstorm:

Choices

Choice (4) Response

a.

Unplug all the electrical and electronic equipment

b.

Monitor thunderstorms from indoors

c.

Avoid contact with all sorts of pipes

d.

All a. , b. and c. are correct

Question number: 5

» Some Natural Phenomena » The Story of Lightning » Lightning Safety

MCQ▾

Question

Safety measures against lightening are:

Choices

Choice (4) Response

a.

Keep distance from vulnerable locations

b.

Do not use wired phones

c.

Rush indoors to protect yourself

d.

All a. , b. and c. are correct

Question number: 6

» Some Natural Phenomena » The Story of Lightning » Lightning Conductors

MCQ▾

Question

Lightning conductor works on the effect

Choices

Choice (4) Response

a.

Discharging

b.

Earthing

c.

Action at points

d.

Grounding

Question number: 7

» Some Natural Phenomena » The Story of Lightning » Lightning Safety

MCQ▾

Question

Lightning conductor is defined as:

Choices

Choice (4) Response

a.

ducing charge on a body by rubbing

b.

An arrangement to detect charge

c.

A device used to protect building from damage by lighting

d.

Scale used to measure the intensity of earthquakes

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