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प्रश्न
Name the phenomenon which causes the following changes:
Conversion of ice into water
उत्तर
melting
APPEARS IN
संबंधित प्रश्न
Give two reasons to justify water at room temperature is a liquid.
Mention a change which is always desirable.
Fill in the following blank with suitable words :
Scientists say that there are actually five states of matter : solid, liquid, gas, .................... and ...................
Define 'boiling point' of a substance ? What is the boiling point of water ?
Define the following term Melting.
Explain briefly, how gases can be liquefied.
Define the following terms: Boiling point
Fill in the blanks with the correct word/s from the bracket.
Ice on absorption of heat converts to ‘X’ a process called ____ [vaporization / melting]. ‘X’ changes to water vapour on ____ [heating / cooling]. Water vapour changes back to ‘X’ on ____ [freezing / condensation]. The constant temperature at which ice changes into ‘X’ is called its ____ [fusion point / melting point / boiling point].
Photosynthesis is a natural process by which green plants manufacture food in the presence of sunlight.
Can the change be reversed or is it irreversible?
Draw a labelled schematic diagram representing the terms (a) to (e) involved in the inter-conversion of matter.
