Eliana cuts a watermelon into several slices. which statement best describes the physical change?
a. the arrangement of particles within the watermelon changed.
b. the atoms that make up the watermelon were broken apart.
c. the total mass of the watermelon changed.

The diagram shows a chicken embryo and a human embryo

Why are some places regularly warmer or cooler than others in a given month

Put each tile to the correct location. categorize each term as something that is typical of a scientific theory, a scientific hypothesis, or both. 1) scientific theories 2) both 3) scientific hypothesis a). a tentative statement used to guide scientific investigations b). makes predictions about future events c). can be tested many independent researches d). based on observations of natural phenomena e) . a well-established highly reliable explanation