Which of the following is a pure substance? a. diamond b. granite (quartz, feldspar and mica c. air

Now that the first three steps have been explained, identify the next three steps, in order. calculate the magnitude of r sum vector components calculate a and b magnitudes calculate the direction of r, calculate x,y components step 4 step 5 step 6

If the chemical properties of a substance remain unchanged and appearance or shape of a substance changes it is called a ?

Which is not an example of how an object gains elastic potential energy by stretching? a. jumping on a pogo stick b. pulling on a rubber band c. jumping on a trampoline