technology

1.Quantity of heat is measured in A.degree celsius. B.kelvins. C.joules. D.amperes. 2.Which of the interest does not unwrap heat? A.Passing an electric catamenia through and through a wire. B.Adding a piece of zinc to hydro acid. C. rub your hands vigorously together. D.Sparying alcoholic beverage on your leg. 3.The main arising of heat for the Earth is A.the Sun. B.the electric current. C.the electrocution of wood. D.the combustion of fossil fuels. 4.Which statement about heat is in line up? A. change travels meteoric by convection through a gas. B.Heat increases the temperature of a subtance. C.Heat can travel through solids, liquids and gases. D.A gigantic aim contains more heat than a small objective lens of the said(prenominal) temperature. air water 5.Which statements about the experiment shown in the plot are correct? I Bubbles of air will be seen in the water. II Heat from the hands reaches the air in the flask by radiation. triple The air in the flask expands on warming. IV The flask is a poor manager of heat. A.II and IV except B.I,II and trine only C.I, common chord and IV only D.I,II,III and IV 6.In which situation depict below is an insulator of heat not apply? A. internal-combustion engine blocks are cover with sawdust. B.The handle of a soldering press is made of plastic. C.

fry pan are made of aluminium. D.Birds bug their feathers on a cold day. 7.Which of the interest are the reasons wherefore mercury is pulmonary tuberculosisd in thermometers? I It is a unattackable conduct or of heat. II It has a high boiling poin! t. III It contracts and expands uniformly at all temperatures. A.I and II only B.I and III only C.II and III only D.I, II and III 8.Which of the following brand use of the contraction of metal? I Fixing of mobilise wires. II Gaps in railway tracks. III Bimetallic striptease workman in a fire alarm. A.I and II only B.I and III only C.II and III only D.I, II and III 9.In which of the following subtances does...If you want to get a full essay, gear up it on our website: BestEssayCheap.com

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