NSO Level 1- Science Olympiad (SOF) Class 6: Questions 9 - 11 of 201

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Question number: 9

» Sorting and Separation of Materials into Groups

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Appeared in Year: 2012

MCQ▾

Question

Jyoti burnt a candle. She collected the wax and heated it again in a dish.

Figure shows the wax and heated it again in a dish

Figure Shows the Wax and Heated It Again in a Dish

This figure shows the wax and heated it again in a dish

Which of the following conclusions is correct?

Choices

Choice (4) Response

a.

Burning of candle and melting of wax are chemical changes.

b.

Burning of candle is a physical change while melting of wax is a chemical change.

c.

Burning of candle and melting of wax are physical changes.

d.

Burning of candle is a chemical change while melting of wax is a physical change.

Question number: 10

» Electricity and Circuits

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Appeared in Year: 2012

MCQ▾

Question

Sumit hangs a steel block on a spring. The block starts moving in the direction as shown in the figure. What force (s) is/are acting on the steel block?

Image shows steel block on a spring

Image Shows Steel Block on a Spring

This image shows steel block on a spring

1. Elastic spring force

2. Frictional force

3. Gravitational force

Choices

Choice (4) Response

a.

1 only

b.

1 and 3

c.

3 only

d.

1,2 and 3

Question number: 11

» Air and Water

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Appeared in Year: 2012

MCQ▾

Question

Study the given figure carefully. What can be inferred from these figures?

Figure shows gas particles and gas syringe

Figure Shows Gas Particles and Gas Syringe

This figure shows gas particles while pressure is applied

Choices

Choice (4) Response

a.

Gases can be easily compressed.

b.

The gas particles have a lot of space between them.

c.

The gas particles have very less kinetic energy.

d.

Both a. and b. are correct

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