Ques No.1: The distance of Moon from the Earth is__________Km.
Ques No.2: There are_________planets in orbit around the Sun.
Ques No.3: Planets are kept in orbit by the?
Ans: Gravitational pull of the sun
Ques No.4: Which from the following is NOT a Renewable Energy?
Ques No.5: When vapours of a substance are cooled and changes into liquid, it is called
Ques No.6: An instrument used to measure gas pressure is called
Ques No.7: If we add salt to the pure water, its boiling point will
Ques No.8: The boiling point of alcohol is
Ans: 79 ^oC
Ques No.9: The presence of impurities__________the freezing point of water
Ques No.10: The melting point of ice is lowered by a/an__________in pressure.