All matter is made of ____ which are constantly ____. These particles can move from place to place without anything moving them. These particles ____, moving from where there is ____ to where there is ____. This movement is known as ____. Single celled ____ can obtain everything they need (____, oxygen, etc) by diffusion.

Rankningslista

Visuell stil

Alternativ

Växla mall

Återställ sparas automatiskt: ?