Atoy floats in a swimming pool. the buoyant force exerted on the toy depends on the volume of
none of these choices.
all the water in the pool.
the toy under water.
the pool.

Several mountains together form a mountain . a few of these combined form a mountain system. several systems combined form a mountain , which can stretch thousands of miles in length.

Agas expands from an initial volume of 0.040 m^3 and an initial pressure of 210 kpa to a final volume of 0.065 m^3 while its temperature is kept constant. how much work is done by the system?

What is the force that opposes motion and works against the downward pull? a) friction b) gravity c) weight d) acceleration