NSTSE (National Science Talent Search Exam- Unified Council) Class 6: Questions 1121 - 1128 of 2029

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Question number: 1121

» Physics » Work and Energy

MCQ▾

Question

At what time a chemical produces energy, in which the energy absorbed by reactants is less than the energy released by products?

Choices

Choice (4) Response

a.

When burned

b.

When frozen

c.

React with carbon dioxide

d.

React with

Question number: 1122

» Mathematics » Ratio and Proportion

MCQ▾

Question

A bus travels until 5 hours to reach the distance of 250 km. So, how much time it will take to reach 300 km?

Choices

Choice (4) Response

a.

3 hours

b.

8 hours

c.

7 hours

d.

6 hours

Question number: 1123

» Mathematics » Ratio and Proportion

MCQ▾

Question

Choices

Choice (4) Response

a.

2: 3

b.

3: 1

c.

6: 5

d.

1: 3

Question number: 1124

» Mathematics » Practical Geometry

MCQ▾

Question

Two lines can make straight when they are at ________ angle.

Choices

Choice (4) Response

a.

b.

c.

d.

Question number: 1125

» Physics » Work and Energy

MCQ▾

Question

Energy possessed by a body by virtue of its motion is:

Choices

Choice (4) Response

a.

Chemical energy

b.

Kinetic energy

c.

Electrical energy

d.

Potential energy

Question number: 1126

» Physics » Work and Machines

MCQ▾

Question

The finger and thumb rings in a scissor are:

Choices

Choice (4) Response

a.

3rd order lever

b.

1st order lever

c.

2nd order lever

d.

All of the above

Question number: 1127

» Physics » Work and Energy

MCQ▾

Question

When we walk, we spend ________energy and gain ________energy.

Choices

Choice (4) Response

a.

Kinetic – potential

b.

Chemical – electrical

c.

Muscular – kinetic

d.

Muscular – potential

Question number: 1128

» Physics » Work and Machines

MCQ▾

Question

Which of the following is used to changes the direction of force and reduces the effort?

Choices

Choice (4) Response

a.

Knife

b.

Pulley

c.

Lever

d.

Wheel-and-axle

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