Everyday Science Quizzes

31. In the winter months in cold countries __________ is mixed to melt ice on icy roads.
(A) salt
(B) Chlorine
(C) Carbon Dioxide
(D) Water

32. At a very low temperature, which of the following will freeze at last?
(A) River water
(B) Water in the canal
(C) Seawater
(D) Water in the lake

33. Nearest planet to Earth
(A) Venus
(B) Mercury
(C) Mars
(D) The moon

34. A planet that moves around the Sun at its highest speed?
(A) Jupiter
(B) Venus
(C) Mars
(D) Mercury

35. In general, comets have __________ orbits.
(A) Elliptical
(B) Highly elliptical
(C) Circular
(D) The parabolic

36. GPS is an abbreviation for?
(A) The Global Poles System
(B) Global Store PolySiliconium
(C) Global Positioning System
(D) Global position structure

37. Oxidation is a chemical reaction involving
(A) The gain of electrons
(B) The loss of electrons
(C) The gain of protons
(D) The loss of protons

38. At night, plants intake __________ and release __________.
(A) Oxygen, Carbon Dioxide
(B) Carbon Dioxide, Oxygen
(C) Oxygen, carbon monoxide
(D) Carbon monoxide, Oxygen

39. Urine is produced in
(A) Kidneys
(B) Lungs
(C) Large intestine
(D) Liver

40. Blood cleaned by
(A) Lungs
(B) Liver
(C) Heart
(D) Kidneys

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