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WorksheetsThermal Expansion
Total questions: 15
Worksheet time: 7mins
Gaps are left in railway tracks to compensate thermal expansion during which season?
Winter
Rainy season
Wind
Hot season
What is used as thermostat in electrical heating devices?
Bimetallic strips
Metallic strips
tri-metallic strips
In solids the molecules are closely packed and held together firmly. What can you conclude from the above statement?
Solid expands more than liquids on heating.
Solid expands the most on heating.
Solid expands very little on heating.
The expansion produced in matter due to absorption of heat is known as (a) .
What is Thermal expansion?
The transfer of thermal energy between materials by the collisions of particles
Is a decrease in a materials size when temperature decreases
An increase in a materials size when temperature increases
Chicken fried rice
What is increasing in solid during thermal expansion
volume
area
length
all of the above
Which of the images best describe thermal expansion of solid?
What is increasing in solid during thermal expansion
volume
area
length
all of the above
Objects gain heat and _________.
expand
contract
Where are the applications of thermal expansion seen?
Both a & b
Does concrete roads require thermal expansion?
