Question

what is the effect on density of a substance when,
1.the substance is cooled​

Answer 1

Answer:

On cooling, The object becomes more dense.

Explanation:

When we cool down the object, It's kinetic energy also decreases so the particles cannot move much so they stay together and become dense.

Answer 2

Answer:

Explanation:

All substance expand on heating and contract on cooling but the mass of a substance remains unchanged Therefore the density of a substance decreases with increase in temperature.