This is the 31 section from Everyday Science. These questions and answers will be from Magnetic flux, Battery, Oxygen, Sun, Bronze and Haemodialysis.
Ques No.1: There are_________methods of heat transfer.
Ques No.2: If we heat one end of metallic rod, the other end gets hot. The method of heat transfer is
Ques No.3: A person seated in front a fire receives heat by
Ques No.4: The unit used to measure "magnetic flux" is
Ques No.5: Battery was invented by
Ques No.6: The most abundant element in the earth's crust is oxygen. The second most abundant element in the earth's crust is
Ques No.7: The nearest planet to the Sun is
Ques No.8: Bronze is an alloy of
Ans: Copper, Tin
Ques No.9: Molecules with identical molecular formulae but with different structural formulae are called
Ques No.10: Haemodialysis means cleaning of