Physics-Work and Energy (NSTSE (National Science Talent Search Exam- Unified Council) Class 6): Questions 9 - 16 of 69

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Question number: 9

» Physics » Work and Energy

MCQ▾

Question

An overhead tank having some water possesses ________ energy.

Choices

Choice (4) Response

a.

Thermal

b.

Kinetic

c.

Potential

d.

Electrical

Question number: 10

» Physics » Work and Energy

MCQ▾

Question

Kinetic energy increases when ________.

Choices

Choice (4) Response

a.

Mass of the object increases

b.

Height of the object increases

c.

Velocity of the object decreases

d.

None of the above

Question number: 11

» Physics » Work and Energy

MCQ▾

Question

Which of the following energy is used to burn wood?

Choices

Choice (4) Response

a.

Mechanical

b.

Muscular

c.

Chemical

d.

Electrical

Question number: 12

» Physics » Work and Energy

MCQ▾

Question

The fuel formed by the marine animal and plant remnants is:

Choices

Choice (4) Response

a.

Petroleum

b.

Electricity

c.

Biogas

d.

Coal

Question number: 13

» Physics » Work and Energy

MCQ▾

Question

The source of sun’s energy is________.

Choices

Choice (4) Response

a.

Nuclear reactions

b.

Gravitational force

c.

Coal

d.

Petroleum

Question number: 14

» Physics » Work and Energy

MCQ▾

Question

Which of the following energy stored in coal?

Choices

Choice (4) Response

a.

Heat energy

b.

Potential energy

c.

Electrical energy

d.

Chemical energy

Question number: 15

» Physics » Work and Energy

MCQ▾

Question

________ is formed by the transformation of trees buried inside the earth millions of years ago.

Choices

Choice (4) Response

a.

Biogas

b.

Iron

c.

Diesel

d.

Coal

Question number: 16

» Physics » Work and Energy

MCQ▾

Question

When a rocket takes off from the ground:

Choices

Choice (4) Response

a.

Kinetic energy and potential energy increases

b.

Kinetic energy and potential energy remain constant

c.

Potential energy increases and kinetic energy decreases

d.

Potential energy decreases and kinetic energy increases

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