Chemical change.
A chemical property describes the ability of a substance to undergo a specific chemical change. A chemical property of iron is that it is capable of combining with oxygen to form iron oxide, the chemical name of rust.
I think it is repeatable, testable, observable
Scientist study index fossils so they will get an understanding of what life was like back then.
Heat radiation.
This is the form of heat transfer that doesn’t need a medium to transfer through.
That’s how heat from the sun gets to earth, even though empty space is very cold.
<span>Temperate Decidous Forest.. </span>
