A map here shows the motion of a tectonic plate off the coast of the western united states. Which evidence supports the theory of plate tectonics in the region

State the formula for density in words and mathematical symbols

Significant figures are digits read directly from the measuring instrument plus one more digit, which is __ by the observer.

Which of the following is a physical change? a.burning a piece of wood b.sawing a piece of wood in half c.rust forming on an iron fence d.a copper roof changing color from orange to green