NSTSE (National Science Talent Search Exam- Unified Council) Class 8: Questions 1787 - 1794 of 2028

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Question number: 1787

» Physics » Some Natural Phenomena

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MCQ▾

Question

The most likely cause of tsunami is:

Choices

Choice (4) Response

a.

Lightning

b.

Earthquakes

c.

Major nuclear explosion under sea

d.

All of the above

Question number: 1788

» Physics » Friction

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MCQ▾

Question

In an instrument, by polishing surfaces of moving parts, the friction:

Choices

Choice (4) Response

a.

Decreases

b.

Increase

c.

Remains same

d.

Becomes zero

Question number: 1789

» Physics » Chemical Effects of Electric Current

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Question

Nichrome is ally combination of:

Choices

Choice (4) Response

a.

Nitrogen, chromium and manganese

b.

Nitrogen and chromium

c.

Nickel, chromium and manganese

d.

Nickel and chromium

Question number: 1790

» Biology » Conservation of Plants and Animals

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MCQ▾

Question

To evaluate the extinction risk of thousands of species and subspecies this is set up:

Choices

Choice (4) Response

a.

The IUCN Yellow Pages

b.

The WWF Red List

c.

The IUCN Red List

d.

The WWF Yellow Pages

Question number: 1791

» Physics » Some Natural Phenomena

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MCQ▾

Question

Which of the following natural phenomenon is not the cause of earthquakes?

Choices

Choice (4) Response

a.

Tsunami

b.

Lightning

c.

Land slide

d.

Floods

Question number: 1792

» Physics » Friction

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MCQ▾

Question

When we are playing carom, we often use power to:

Choices

Choice (4) Response

a.

Increasing friction

b.

Making carom board clean

c.

Fragrance

d.

Decreasing friction

Question number: 1793

» Physics » Some Natural Phenomena

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MCQ▾

Question

In thunderstorm, wind speed may be as high as:

Choices

Choice (4) Response

a.

b.

c.

d.

Question number: 1794

» Physics » Friction

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MCQ▾

Question

In increasing order of magnitude which of the following is CORRECT?

Choices

Choice (4) Response

a.

Sliding friction, Rolling friction, Static friction

b.

Rolling friction, Sliding friction, Static friction

c.

Static friction, Rolling friction, sliding friction

d.

Static friction, Sliding friction, Rolling friction

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