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Everyday Science Questions & Answers Section 15

This is the 15 section from Everyday Science. These questions and answers will be from Silicon dioxide, Cell, Light energy, Electricity and Newton.

Ques No.1: __________ is chemically a Silicate or Silicon dioxide.

Ans: Quartz

Ques No.2: Excessive burning of the fossil fuels causes __________.

Ans: acid rains

Ques No.3: _________ is composed of One Cell.

Ans: Chicken egg

Ques No.4: Twenty first of June is the longest day of the year in the ______________.

Ans: northern hemisphere

Ques No.5: Visible light energy has the wave length range of __________.

Ans: 400-700 nm

Ques No.6: Electricity is a ________________.

Ans: secondary source of energy

Ques No.7: The particle with positive charge but having mass equal to that of electron is called _______.

Ans: Positron

Ques No.8: The outer most layer of the earth is called _______.

Ans: Crust

Ques No.9: Gas in childrenā€˜s play-balloons going upward is ________.

Ans: hydrogen

Ques No.10: Newton is the unit of _______.

Ans: Force

Read more:

Everyday Science Questions & Answers Section 16
Everyday Science Questions & Answers Section 17
Everyday Science Questions & Answers Section 18
Everyday Science Questions & Answers Section 19
Everyday Science Questions & Answers Section 20

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