An area of a mountain has rocks with small cracks between them in the winter water flows into the cracks and freezes the expansion of water when ice forms causes the rocks to break down into smaller pieces is this and example of weathering or is it an example of erosion? how do you know?

The human body maintains a temperature of around 98.6 degrees at all times. enzymes are involved in almost every chemical reaction in the body. which of the following describes the connection between these two statements? a. enzymes function best at a specific temperature. b. the body needs to be warm to prevent hypothermia. c. the body is kept relatively warm to prevent too much enzyme action. d. there is no connection between the two statements.