Tiny pollen grains are floating in water. A strong light is directed in from the side. Under a microscope, the tiny points of light can be observed moving in an irregular, jerky way. What are the moving points of light?
- Apollen grains being hit by other pollen grains
- Bpollen grains being hit by water molecules
- Cwater molecules being hit by other water molecules
- Dwater molecules being hit by pollen grains