When a chunk of dry ice is at room temperature, a cloud of carbon dioxide vapor forms. the carbon dioxide is changing from a?
a. solid to a liquid
b. solid to a gas
c. liquid to plasma
d. liquid to a gas

Glucose is a form of sugar found in the blood cells use glucose as a source of energy, but too much or too little can cause serious health issues so, the body uses the hormone insulin to regulate glucose n the blood insulin maintain glucose levels in the blood if blood glucose lovels got very high, what would you expect to see happen to insulin levels?

Most of the fossils found in virginia are in the coastal plain, valley, ridge, and appalachian plateau regions, best suggesting that these geographic provinces a) were once covered by seawater. b) are the oldest parts of virginia. c) have a great deal of karst topography. d) have large amounts of sedimentary rock.

Which of the following is not a food produced in rainforests? a) coffee b) cocoa c) avocados d) wheat