Calculate the force of gravity on the 0.90-kg mass if it were 6.4×106 m above Earth's surface (that is, if it were two Earth radii from Earth's center).

(Express your answer to two significant figures and include the appropriate units).

What should the power status of a circuit be when measuring resistance with an ohmmeter?

Alead ball is dropped into a lake from a diving board 5m above the water . it hits the water with a certain velocity and then sink with constant velocity in bottom . it reaches the bottom 5 second after it is dropped if g= 10m/s2 . find depth of the lake and average velocity of the ball ?

You win the lottery and decide to impress your friends by exhibiting a million-dollar cube of gold. at the time, gold is selling for $ 426.60 per troy ounce, and 1.0000 troy ounce equals 31.1035 g. -how tall would your million-dollar cube be? en cm