Substances can exist in three states of matter - solid, liquid and gas. Substances can change states. To change the state of a substance energy must be transferred to, or from, the substance. Phew! On ...
The melting of materials seems like a simple phenomenon. However, when their thickness is reduced to just a few atoms, ...
Everything around you - and even your body - is made up of the three phases of matter. Let's find out more. The whole world and everything we can see around us is made up of matter. Matter can be ...
Space to play or pause, M to mute, left and right arrows to seek, up and down arrows for volume. Hi everyone. This is Mrs. Bhardwaj and it's science time. Are you ready for your investigation? What ...