1 |
An empty steel container is sealed and heated, which of the following properties of the gas is likely to increase. |
Mass
Pressure
Volume
Density
|
2 |
The contraction of the objects on cooling is due to. |
Reduction in size of the particles
Increase in size of the particles
Increase in inter particles distances
Decrease in inter particle distances
|
3 |
The rise of liquid in the thermomeer is due to. |
Evaporation
Contraction
Expansion
Sublimation
|
4 |
The energy that transfers from one object to another due to the emperature differce is called. |
Atomic energy
Heat Energy
Light Energy
Sound Energy
|
5 |
The average energy due to movement of molecules in a substances is called. |
Potenital energy
Electric energy
Kinetic energy
Chemical energy
|
6 |
When a 10 cm iron rod is heated to hgh tempeature. |
Its volume decreases
Its volume increases
Its density deceases
Its density increses
|
7 |
The temperature of melting ice in Fahrenheit scale is. |
0 oF
32 oF
100 oF
212 oF
|
8 |
The temerature o boiling water in centigrade scale is. |
0 oC
32 oC
37 oC
100 oC
|
9 |
Centigade scale is also called |
Fehrenheti scale
Fake scale
Absolute scale
Celsius scale
|
10 |
The bulb of the thermometer is filled with. |
Oil
Alcohol
Water
Salt
|