One of the early conceptual models of the solar system showed
the other planets and the sun orbiting around the Earth.
Copernicus developed a new model of the solar system that
shows the Earth and other planets orbiting around the sun.
Draw a picture of these two models of the solar system.

the small 0.38-kg slider is known to move from position a to position b along the vertical-plane slot. determine (a) the work done on the body by its weight and (b) the work done on the body by the spring. the distance r = 0.70 m, the spring modulus k = 154 n/m, and the unstretched length of the spring is 0.53 m

explanation:

-reverse card

part 1: which substance has a higher solubility?

a

smallest amount left undissolved atall temps in table shown most has dissolved high sol'by