Quick Check
17. Which element is common in
the air, water, and the crust?

The invention of photography was initially important because

The former soviet union was an example of a communist country where the government has all the economic and political power free enterprise was encouraged consumers had many choices individual freedom was allowed

There are many types of animals without back bones. what type of information will follow? a) a list of animals without backbones. b) the scientific name for animals without backbones. c) descriptions of animals with backbones. d) an explanation of where animals without backbones live.