what is the values of a and b a. a=9/2, b= 12/2 b. a=15/2, b=9/2 c. a=16/3, b=15/3 d. a=9/2, b=13/2

Put these processes of the water cycle in the correct order, starting at the point where the water is in the lake: 1. water evaporates into the atmosphere 2. rain, snow, or other precipitation falls 3. water collects into larger bodies of water 4. water vapor condenses into liquid water

Write a paragraph that provides examples of each stage of volcanic activity, a description of the volcano, and facts about each stage.

This chart lists four kinds of polymers and their sources. what can be known about all four polymers, despite their differences? they come from living things. they share ionic carbon bonds. they are at least 100 monomers long. they are made of repeating subunits.