Chemistry
Classify the following into solid, liquid and gas:
Coal, kerosene, wood, oxygen, sugar, blood, water vapour, milk, wax.
Related Questions
Write whether the following statements are true or false.
(a) Solids can diffuse very fast.
(b) The quantity of matter in an object is called volume.
(c) Atoms combine to form molecules.
(d) Particles of matter can move because they possess kinetic energy.
(e) When a liquid is heated, it solidifies.
Match the following:
Column A Column B (a) Fluids (i) space between the molecules (b) Melting point (ii) change of state from gas to liquid (c) Atoms (iii) substances which can flow (d) Intermolecular space (iv) the smallest particles of matter (e) Condensation (v) the temperature at which a solid changes to a liquid Give appropriate terms for the following:
(a) The change of a solid into liquid.
(b) The force of attraction between the molecules of matter.
(c) The particles of matter which may or may not have independent existence.
(d) The process due to which a solid directly changes into its vapours.
(e) The change of vapour into a liquid.
Give two examples for the following:
(a) substances which can flow
(b) substances which can sublime
(c) substances which can diffuse.