NSTSE (National Science Talent Search Exam- Unified Council) Class 4: Questions 1624 - 1629 of 1971

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Passage

Jimmy conducted an experiment. She took two bowls of sand and water and placed them in sunlight. After an hour she noted the temperatures. Then she took them both into her house and placed them where there is no light. She noted the temperatures again after one hour and made the following table.

Table of the Conducted an Experiment
Before placing them in sunlightSandWater
After placing them in sunlight for an hour
After placing them inside the house for one hour

Based on the above data answer the following questions.

Question 1624 (1 of 4 Based on Passage)

Question

MCQ▾

What is the increase in temperature of sand after being placed for an hour in the sunlight?

Choices

Choice (4)Response

a.

b.

c.

d.

Question 1625 (2 of 4 Based on Passage)

Question

MCQ▾

After being placed in sunlight for an hour, the air present above the sand bowl is ________ the air above the water bowl.

Choices

Choice (4)Response

a.

Warmer than

b.

Equal in temperature

c.

Cooler than

d.

All of the above

Question 1626 (3 of 4 Based on Passage)

Question

MCQ▾

Which substance cools quickest?

Choices

Choice (4)Response

a.

Sand and water get cool at the same rate

b.

Sand

c.

Water

d.

Cannot be determined from the above data

Question 1627 (4 of 4 Based on Passage)

Question

MCQ▾

Which of the two substances, sand or water, gets heated up quickly?

Choices

Choice (4)Response

a.

Sand and water get heated up at the same rate

b.

Cannot be determined from the above data

c.

Sand

d.

Water

Question 1628

Question

MCQ▾

When Sujal blown air into a balloon it expanded. This shows that:

Choices

Choice (4)Response

a.

Air is invisible

b.

Air has no weight

c.

Air has volume and occupies space

d.

Air has no mass

Question 1629

Question

MCQ▾

Cultivation of rice, wheat, maize, sugarcane, vegetables and jute is better in:

Choices

Choice (4)Response

a.

The red soil

b.

The black soil

c.

The alluvial soil

d.

None of the above

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