Some Natural Phenomena (CBSE Class-8 Science): Questions 8 - 14 of 37

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Question number: 8

» 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: 9

» Some Natural Phenomena » Earthquakes » Protection Against Earthquakes

MCQ▾

Question

If you are in a coastal area what to do during an earthquake?

Choices

Choice (4) Response
a.

In coastal areas move to high ground

b.

Move to lower land

c.

Move away from sea

d. Both a. and c. are correct

Question number: 10

» Some Natural Phenomena » Lightning » History of Lightning

MCQ▾

Question

Ancient Greeks thought that the Goddess of wisdom Minerva invented

Choices

Choice (4) Response
a.

Charge

b.

Thunderbolts

c.

Tsunami

d.

Earthquake

Question number: 11

» Some Natural Phenomena » Transfer of Charge » Electroscope

MCQ▾

Question

Electroscope is defined as:

Choices

Choice (4) Response
a.

Lightning conductor

b.

An arrangement to detect charge

c.

A scale used to measure the intensity of earthquake

d. None of the above

Question number: 12

» Some Natural Phenomena » Earthquakes » Richter Scale

MCQ▾

Question

A scale used to measure the magnitude of earthquake is:

Choices

Choice (4) Response
a.

Lightning conductor

b.

Richter scale

c.

Seismograph

d.

Electroscope

Question number: 13

» Some Natural Phenomena » Earthquakes » Protection Against Earthquakes

MCQ▾

Question

To avoid injuries during earthquakes put heavy objects and breakable items in:

Choices

Choice (4) Response
a.

Lower cabinets

b.

Upper cabinets

c.

Lower cabinets with latches

d. Question does not provide sufficient data or is vague

Question number: 14

» Some Natural Phenomena » Earthquakes » What Causes an Earthquake?

MCQ▾

Question

Countries which fall in moderate Damage Risk Zone are:

Choices

Choice (4) Response
a.

Andaman and Nicobar Islands

b.

Parts of Kashmir

c.

Western Himalayas and Punjab

d. All a. , b. and c. are correct

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