Which of the following best defines instantaneous speed? (3 points)

It is a measure of how far an object moves in a certain time.
It is the total distance traveled over the total time.
It is the speed of an object in a specific direction.

With the word calcite wich completes the analogy mineral, erosion, marble, or aragonite

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

Aheterozygous normal male marries a woman with a sickle cell anemia. give the genotypes and possible phenotypes of the offspring