Robert hooke scientist biography for children

An elephant, a sunflower and an amoeba are very different on the outside. On the inside, they are all made of the same building blocks.

Each and every living being on Earth is made of cells. The smallest living things have only a single cell.

Robert hooke scientist biography for children

The human body has trillions of cells. Cells are living things' simplest building blocks. Each cell is made by other cells. This knowledge is well understood today. It is part of a science field called cell theory. Scientists did not always know about cells, though.

Tiny Holes We Now Know As "Cells" The discovery of cells would not have been possible without advancements in microscopes. Scientist Robert Hooke improved how microscopes worked in He made what is called a compound microscope.

It used three lenses and light. It lit up and enlarged whatever you put under it.

Robert hooke scientist biography for children pdf

Hooke placed a piece of cork under the new microscope. It allowed him to see something amazing. To him, the cork looke