Your friend claims that weather predictions are just guesses. What would you say to change your friend's mind? Include at least two pieces of evidence that weather predictions are scientific.

There are six elements that make up most of the human body. which of the following is not one of these six elements?

Dna is colied into chromosomes in a cell

What is the main function of the central vacuole in a plant cell? a. absorbs energy from the sun to produce food b. holds water and maintains turgor pressure c. breaks down molecules to release energy d. contains the cell's genetic material