Amarble statue has a mass of 6,200 grams and a volume of 2,296 cm3. what is the density of marble?

Which type of wave can travel without a medium

Holes drilled several kilometers into earth’s crust provide direct evidence about earth’s interior in the form of

Aballoon is rising vertically upwards at a velocity of 10m/s. when it is at a height of 45m from the ground, a parachute bails out from it. after 3s he opens his parachute and decelerates ata a constant rate 5m/s.when. (a) what was the height of the parachutist above the ground when he opened his parachute? (b)how far is the parachutist from the balloon at t=3s? (c)with what velocity does the parachutist hit the ground? (d)after how long does the parachutist hit the ground after his exist from the balloon?