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TN 6th Tamil рокро░рпБро╡роорпН 1 - роЗропро▓рпН 1 - роорпКро┤ро┐ -родрооро┐ро┤рпНродрпНродрпЗройрпН - роЗройрпНрокродрпНродрооро┐ро┤рпН Sample Question Papers Study Material - QB365 Set A
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Published on: 29/08/2019
Heat One Marks Questions
Download Tamil Nadu 6th Standard Science question papers, model tests, one-mark questions, important questions, and public exam papers in PDF format. Free study materials and answer keys for TN State Board students.
Questions + Answers key
Take MCQ Science Test1.
Two bodies are said to be in the state of thermal________ if there is no transfer of heat taking place.
2.
Solids_________ on heating and______ on cooling.
3.
The SI unit of temperature is ________.
4.
The hotness of the object is determined by its_________.
5.
Heat flows from a ____________ body to a ____________ body.
6.
The unit of heat and temperature are the same.
7.
Borosilicate glass do not expand much on being heated.
8.
Thermal expansion is always a nuisance.
9.
Heat is a kind of energy that flows from a hot body to a cold body.
10.
Rivet is heated before fixing in hole to join two metal plates.
11.
An ordinary glass bottle cracks when boiling water is poured into it, but a borosilicate glass bottle does not.
12.
An iron ball at 50°C is dropped in a mug containing water at 50o C. The heat will
flow from iron ball to water
not flow from iron ball to water or from water to iron ball
flow from water to iron ball
increase the temperature of both
13.
One litre of water at 30o C is mixed with one litre of water at 50o C. The temperature of the mixture will be
80o C
More than 50°C but less than 80o C
20o C
around 40o C
14.
The unit of heat is
newton
joule
volt
celsius
15.
When an object is heated, the molecules that make up the object
begin to move faster
lose energy
become heavier
become lighter
16.
Boiling water
17.
Ice cube
18.
Thermal Equilibrium
19.
Temperature
20.
Heat
1.
( )
thermal equilibrium
2.
( )
expand, contract
3.
( )
kelvin
4.
( )
temperature.
5.
( )
Lower temperature, hlgher temperature
6.
False - Correct statement: The unit of heat and temperature are not the same. (or) The unit of heat and temperature are different
7.
True
8.
False - Correct statement: Thermal expansion is always not a nuisance
9.
True
10.
When heated, the Rivet will expand and when cooled, the Rivet will contract and hold the two plates tightly together.
11.
The Borosilicate glass do not expand much on being heated and therefore they do not crack.
12.
(b)
not flow from iron ball to water or from water to iron ball
13.
(d)
around 40o C
14.
(b)
joule
15.
(a)
begin to move faster
16.
100oC
17.
0oC
18.
No heat flow
19.
kelvin
20.
joule
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Tamilnadu Stateboard 6th Standard Subjects
Tamilnadu Stateboard Standards
