Some Natural Phenomena (CBSE Class-8 Science): Questions 30 - 35 of 37

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Question number: 30

» Some Natural Phenomena » Types of Charges and Their Interactions » Negative Charges

MCQ▾

Question

Rubber rod rubbed with fur having a:

Choices

Choice (4) Response

a.

Having no charge

b.

Positively charged

c.

Negatively charged

d.

Question does not provide sufficient data or is vague

Question number: 31

» 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: 32

» Some Natural Phenomena » Earthquakes » Protection Against Earthquakes

MCQ▾

Question

How to protect your property during earthquake?

Choices

Choice (4) Response

a.

Bolt bookcases China cabinets and other tall furniture to wall studs

AND

Your house is bolted to its foundation

b.

Your buildings evaluated by professional structural design engineer

c.

Repair any deep cracks in ceilings or foundations

d.

All a. , b. and c. are correct

Question number: 33

» Some Natural Phenomena » Earthquakes » Protection Against Earthquakes

MCQ▾

Question

Most common hazards of earthquakes are:

Choices

Choice (4) Response

a.

Fire

b.

Tsunamis

c.

Landslides

d.

All a. , b. and c. are correct

Question number: 34

» 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

Question number: 35

» Some Natural Phenomena » Types of Charges and Their Interactions » Positive Charges

MCQ▾

Question

Law of charge is defined as:

Choices

Choice (4) Response

a.

“Like charges repel one another and unlike charges attract one another. ”

b.

“Like charges attract one another and unlike charges repel one another. ”

c.

“Unlike charges repel one another. ”

d.

“Like charges attract one another. ”

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