In the way that a magnifier is usually used, the object is placed

The carbon cycle is best defined as a process in which a. carbon changes from inorganic forms to organic forms and back b. carbon is changed into other elements such as oxygen or nitrogen c. carbon is continually created from the sun’s energy by plants d. carbon is consumed and regenerated from other elements such as oxygen and nitrogen

Ecology can best be described as the study of what

The most effective way to provide children with safety messages is to