How does its speed at point P (rolling down the ramp) compare to its speed at point Q
(at the top of the loop)? Both points are the
same distance above the tabletop.

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

Which best describes how fluids change as they travel through different portions of the convection currents? they change to solids at the outer portion of the convection currents. they change to solids at the inner portion of the convection currents. they become more dense at the outer portion of the convection currents. they become more dense at the inner portion of the convection currents

The frequencies refer to the sample data collected from a population of interest when performing a hypothesis test comparing two or more population proportions.