Scientific theories . are not subject to revision

can be changed and revised

need to be proven only once

become laws when they are proven

How are extrusive rocks formed? magma gets trapped inside earth and cools to rock. volcanoes apply force to solid rocks and eject them. magma gets forced to earth’s surface and cools to rock. volcanoes trap lava inside earth, where it cools to rock.

The model illustrates a process by which a substance is taken up by a cell

When listening the levels of orginization in orginisims from the smallest to most complex , which level is just below organs in complexity