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which of the following energy transformations occurs when you eat a hamburger?
question 15 options:
the chemical energy in the food is converted to mechanical energy to give the body energy to move.
the chemical energy in the food is converted to sound energy to the body hear.
the chemical energy in the food is converted to nuclear energy to with digestion.
the chemical energy in the food is not converted and is lost when the food is eaten.

What protects the lining of the stomach from acidic gastric juices?

Molecular models of two different substances are shown below. in the molecule on the left, the oxygen atom pulls on electrons more strongly than the hydrogen atoms. in the molecule on the right, the two oxygen atoms pull on the shared electrons with the same strength. water molecule, h,o oxygen molecule, oz when the two substances are put in the same container, they do not attract each other. why does this happen? a. they both contain oxygen. b. one is polar and one is nonpolar. c . they are both polar. d. they contain different elements.

Why reason best illustrates why hershey and chase chose to use viruses in their experiment?