Which of these is the best way to show that a chemical reaction occurred? A. Change in smell
B. Keeping everything the same
C. Change in color
D. created something new

Pls help’ me! thank u :)

The location of the stomach is the diaprham

How many major plates cover the earth

Which phrase is the best summary of the model shown? a. the transfer of the sun's energy through trophic levels b. a series of aerobic and anaerobic reactions c. a transformation of light energy into chemical energy d. the breakdown of food molecules