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Everyday Science Questions & Answers Section 191

This is the 191 section from Everyday Science. These questions and answers will be from Lava, Hydrogen, Oxygen, Animal, Temperature, Chemical and Electric power.

Ques No.1: True or false? Yogurt is produced by bacterial fermentation of milk.

Ans: True

Ques No.2: What is another name for a tidal wave?

Ans: Tsunami

Ques No.3: The molten rock that comes from a volcano after it has erupted is known as what?

Ans: Lava

Ques No.4: Water is made up of what two elements?

Ans: Hydrogen and oxygen

Ques No.5: Pure water has a pH level of a around?

Ans: 7

Ques No.6: True or false? Sound travels faster through water than air?

Ans: True

Ques No.7: The fear of what animal is known as 'arachnophobia'?

Ans: Spiders

Ques No.8: True or false ? You can extend battery life by storing batteries at a low temperature.

Ans: True

Ques No.9: What is the name of the element with the chemical symbol 'He'?

Ans: Helium

Ques No.10: Electric power is typicaly measured in what units?

Ans: Watts

Read more:

Everyday Science Questions & Answers Section 192
Everyday Science Questions & Answers Section 193
Everyday Science Questions & Answers Section 194
Everyday Science Questions & Answers Section 195
Everyday Science Questions & Answers Section 196

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