Suppose 2 people smoke 5 cigarettes a day for 20 years. one develops lung cancers. will the other person definitely develop lung cancer as well ?

Consider the model of the oxygen cycle on earth. the majority of earth's oxygen reservoirs are found in the a) atmosphere. b) biosphere. c) hydrosphere. d) lithosphere.

How can active reading strategies you? o a. they can you get into better physical shape. o b. they can you read fewer science articles. o c. they can you understand what you read. o d. they can you avoid reading altogether.

Hurry where is the majority of earth's water found? o glaciers o oceans ground o rivers and lakes