Initially, the piston height above the bottom of the cylinder is 30 cm . What will be the piston height if an additional 3.7 kg are placed on top of the piston?

Ahot-air balloonist, rising vertically with a constant speed of 5.00 m/s releases a sandbag at the instant the balloon is 40.0 m above the ground. after it is released, the sandbag encounters no appreciable air drag. compute the velocity of the sandbag at 0.250 s after its release.

Which sound characteristic is not affected by the relative motion of an object

Each line (unit) on the horizontal axis represents: 5 years 10 years 20 years all of the above