Look at the graphs. what happens to the temperature of the substance when it's melting? why does this happen?

What are some things that limit population growth?

(drag each tile to the correct location.) categorize each term as something that is typical of a scientific theory, a scientific hypothesis, or both. - a tentative statement used to guide scientific investigations. - makes predictions about future events. - can be tested by many independent researchers. - based on observations of natural phenomena. - a well-established, highly reliable explanation.

The most famous fossil called archaeopteryx is which of the following? a dinosaur a fern a fish a bird