Abullet is fired at 550 m/s strikes a fixed block of wood that is 6.5 cm thick. the
bullet travels through the block and exits with a speed of 420 m/s. what was the average
force exerted on the bullet by the block?

On a day when the barometer reads 75.23 cm, a reaction vessel holds 250 ml of ideal gas at 20 celsius. an oil manometer ( ρ= 810 kg/m^3) reads the pressure in the vessel to be 41 cm of oil and below atmospheric pressure. what volume will the gas occupy under s.t.p.?

Anika asks eva to roll a basketball and then a bowling ball to her. which requires more force to roll, and why?

Suppose that two objects attract each other with a gravitational force of 16 units. if the distance between the two objects is double, what is the new force of attraction between the two objects?