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Stars including Sun are covered in ______.
Concept: undefined >> undefined
A standard sheet of paper is about ______ of atoms thick
Concept: undefined >> undefined
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Which among the following is not a matter?
Concept: undefined >> undefined
What type of matter glass is?
Concept: undefined >> undefined
______ is a natural science concerned with the study of life and living organisms.
Concept: undefined >> undefined
The living world comprises plants and animals.
Concept: undefined >> undefined
Plants can prepare ______.
Concept: undefined >> undefined
What are the uses of plants?
Concept: undefined >> undefined
Classify plants on the basis of flowers.
Concept: undefined >> undefined
Give some examples of monocotyledonous plants and dicotyledonous plants.
Concept: undefined >> undefined
We reduce the heat by adding ______ while preparing fruit juice.
Concept: undefined >> undefined
We feel the heat on our body when the ______ shines.
Concept: undefined >> undefined
______ energy can be generated by the burning of fuels like coal, wood, charcoal, gasoline, etc.
Concept: undefined >> undefined
We can absorb heat by rubbing two surfaces of some substances.
Concept: undefined >> undefined
In the past, people used to rub two wooden pieces together to light fire.
Concept: undefined >> undefined
Analogy:
Movement of molecules:: Heat.
Heat energy:: ______.
Concept: undefined >> undefined
When an electric current is passing through the conductor ______ energy is produced.
Concept: undefined >> undefined
