consider the demand for socks. what would cause a movement from one point on the demand curve to a point further down the curve?

Which is an advantage to using nonrenewable resources? a. they can be cheaper. b.they can have a lower impact on the environment. c.they can be used up rapidly. d.they can contribute to global warming.

Did the universe cool off or get hotter as it expanded after the 'big bang"?

How do we determine if they are made with matter