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.

What would be the radius of the earth if it had its actual mass but had the density of nuclei? express your answer to two significant figures and include the appropriate units.

Two technicians are discussing the intake air temperature (iat) sensor. technician a says that the computer uses the iat sensor as a backup to the engine coolant temperature (ect) sensor. technician b says that the powertrain control module (pcm) will subtract the calculated amount of fuel if the air measures hot. who is correct?

If 2 different solids have the same masses but different volumes, how will their densities compare? a. the solids will have the same densities. b. the solid with lower volume will have a higher density. c. the solid with greater volume will have a higher density. d. the solid with greater volume will have double the density of the solid with the lower volume.