In a vacuum chamber with no air resistance, would a feather and hammer dropped from the same did height hit the ground at the same time?

Part a constants huck finn walks at a speed of 0.60 m/s across his raft (that is, he walks perpendicular to the raft's motion what is huck's velocity (speed and direction) relative to the river bank? express your answer to three significant figures and include the appropriate units. relative to the shore)

You have a pick-up truck that weighed 4,000 pounds when it was new. you are modifying it to increase its ground clearance. when you are finished

Amira pulls a 3 pound wagon 4 feet. how much work has she done?