If a material were being designed to demonstrate no thermal expansions, how would the energy plot look like?

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 steel is more dense that lake water, why can a boat float

In a voltaic cell, electrons flow from the (positive/negative) to the (positive/negative) terminal.