What are sustainable use practices?
They are any materials that exist in nature and that are used by humans.
They are the managed consumption of natural resources to prevent their depletion or the destruction of the environment.
They are the deployment of fossil fuels to environments that previously did not have access to such resources.
They are ways in which individuals are able to conserve wildlife.

What are chlorofluorocarbons made of

Molecular models of two different substances are shown below. in the molecule on the left, the oxygen atom pulls on electrons more strongly than the hydrogen atoms. in the molecule on the right, the two oxygen atoms pull on the shared electrons with the same strength. water molecule, h,o oxygen molecule, oz when the two substances are put in the same container, they do not attract each other. why does this happen? a. they both contain oxygen. b. one is polar and one is nonpolar. c . they are both polar. d. they contain different elements.

This is the main structural axis of the plant that supports leaves, flowers and fruits; transports fluids; stores nutrients and produces new tissue.