When using a knife to cut a tomato What are three
things you need to do to
carry out this task safely?

keep your thumb on the side of the knife, cut on a cutting board, and use a sharp knife.

stratosphere: as the altitude increases, the air temperature increases. the stratosphere has a layer of ozone, called the ozone layer. this layer absorbs most of the ultraviolet radiation from sunlight. this results in the stratosphere being warmer.