Wo balls, each with a mass of 0.838 kg, exert a gravitational force of 8.08 x 10-11 N
on each other.
How far apart are the balls? The value
of the universal gravitational constant is
6.673 x 10-11 N m²/kg?.
Answer in units of m.

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

An ionic compound can conduct electricity when a it is dissolved in water b its crystals are ground into powder c it is in solid form d it is heated to just below its melting point

What is a view of science and psychology that says the value of knowledge depends on its usefulness? a. pragmatism b. psychotherapy c. physiology