Whats heavier a pound of cotton or a pound of stone?

Which of Newton's Laws explains why an object originally moving in a circular path will continue in a straight line path if the centripetal force is reduced to zero?

How do you increase the potential energy of an apple

This problem has been solved! See the answer The car's motion can be divided into three different stages: its motion before the driver realizes he's late, its motion after the driver hits the gas (but before he sees the police car), and its motion

Why do most scientists support the collision-ejection theory for the moon's formation?

Various types of tree sloths share the honor of being the slowest moving mammals. An average tree sloth moves at a speed of 0.743 m/s. How long does it take a sloth moving at this speed to travel 22.30 m?

A fan is to accelerate quiescent air to a velocity of 12.5 m/s at a rate of 9 m3/s. Determine the minimum power that must be supplied to the fan. Take the density of air to be 1.18 kg/m3.

In which situation will the lowest resistance occur?

a box has mass 60 kg and it is lying on the earth surface occupying an area of 6000 CM square then the pressure exerted by it on the ground is equal to

A 16.0 kg canoe moving to the left at 12.5 m/s makes an elastic head-on collision with a 14.0 kg raft moving to the right at 16.0 m/s. After the collision, the raft moves to the left at 14.4 m/s. Disregard any effects of the water.

How many significant figures does the number 91010.0 have?