Which of the following correctly associates the model with the historical model of the solar system? A- Model 1 = heliocentric; Model 2 = geocentric
B- Model 1 = heliocentric, Model 3 = geocentric
C-Model 1 = geocentric, Model 3 = heliocentric
D- Model 2 = heliocentric, Model 3 = geocentric

On your wedding day your lover gives you a gold ring of mass 3.67 g. 48 years later its mass is 3.44 g. on the average how many atoms were abrated from the ring during each second of your marriage? the atomic mass of gold is 197 u. don't enter units

A200-n force is applied to the foot-operated air pump. the return spring s exerts a 2.6-n·m moment on member oba for this position. determine the corresponding compression force c in the cylinder bd. if the diameter of the piston in the cylinder is 40 mm, estimate the air pressure generated for these conditions. state any assumptions. enter a positive number for the compression force c.

Standing at the same location, which organism would have the greatest gravitational attraction to the earth? a- your pet dog b- your pet ant c- your pet opossum d- your pet elephant