Melting of ice takes place at _____ deg C.
Write true or false for each statement :
(a) The temperature of a substance remains unaffected during its change of state.
(b) Ice melts at 100∘C.
(c) Water at 100∘C. has more heat than steam at 100∘C.
(d) Evaporation of a liquid causes cooling.
(e) Water evaporates only at 100∘C.
(f) Boiling takes place over the entire mass of the liquid.
(g) Evaporation takes place over the entire mass of the liqid.
(h) The process of a gas converting directly into solid is called vaporization.
(i) At high altitudes, water boils above 100∘C.
(j) The melting point of ice is 0∘C
An ice cream cone has a radius of 3 cm and a height of 12 cm. A half scoop of ice cream is placed on the cone. If the ice cream melts, will it fit into the cone? [2 MARKS]