A 5kg ceiling fan is fitted 5 m above the floor Calculate the gravitational potential energy of the Earth ceiling fan system relative to the floor.

This chart lists four kinds of polymers and their sources. what can be known about all four polymers, despite their differences? they come from living things. they share ionic carbon bonds. they are at least 100 monomers long. they are made of repeating subunits.

What type of reaction fuels the processes seen here?

Reduction is a reaction which results in a in electrons and a in positive charge of the atom or ion 1) a- loss 1) b- gain 2) a-increase 2) b-decrease