Final term weekly test revision questions
Q1.a) why on a hot day the Steel chair will feel warmer than a wooden chair?
b) water is a ....... of heat.
Q2.a) why we use woolen clothes in winter?
b) why is the freezing chest in a refrigerator fitted near its top?
Q3.a) write three applications of conductor in our daily life.
b) convert 512°F to the Kelvin scale.
Q4.a) draw a well labelled diagram of a thermometer and explain its working.
b) what do you mean by convection current? Demonstrate Convection in a liquid with suitable diagram and explain it.
No comments:
Post a Comment
Thanks