Chemical energy can be found in

food
gasoline
a basketball
both a & b

Which basic property determines a colored light's placement on the spectrum of visible light? a. speed b. frequency c. amplitude d. velocity

Which form of cell division creates the sperm and egg, resulting in half of the chromosomes as the other cells?

The gun from the crime scene shows tool marks where the serial numbers are ground off. there are also tool marks on the bullets left behind. what information can the tool marks on the bullets and gun provide about the crime? what type of evidence does this information provide, individual or class?