When a person chews, saliva from the mouth mixes with starches in food. These starches begin to turn into sugars. Changing starches into sugars is best described as
A: a chemical change.

Rocks that contain fragments of bones, shells, and plant remains are most likely
A: sedimentary.

How has the invention of the personal computer helped people the most?
A: by increasing communication

Which order of succession of natural communities would most likely occur in New York State?
A:
grasses -> bushes -> trees