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Everyday Science MCQs — Test 15

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Question 1
Rate of evaporation of petrol is greater than that of water at room temperature because:
Question 2
The increasing vapor pressure caused by heating a liquid is due to___________?
Question 3
All of the following substances are crystalline except_____________?
Question 4
An atom is_____________?
Question 5
Which of the following is a substance?
Question 6
The average speed of a moving object during a given interval of time is always:
Question 7
Which of the following is closest to a yard in length?
Question 8
During a total solar eclipse the rate of Photosynthesis___________?
Question 9
Water is a universal solvent for what reactions?
Question 10
The SI standard of time is based on_____________?