Question

Please give the answers quickly it’s urgent pls I promise to mark you brainliest

Answer 1

Answer:

1-b ,2-d,3-f, 4-a, 5-c ,6-e

Explanation:

It is self explanatory

Answer 2

Answer:

The constant temperature at which a solid changes into liquid is called melting point. Example : ice cubes start melting and change state from a solid to liquid at the temperature of 0°C. Boiling point : The constant temperature at which a liquid starts changing into gas is called boiling point.