why does carrying furniture up four flights of stairs require twice as much work as caring furniture up two flights of stairs

What is the acceleration produced in a freely falling body of mass 10kg? (Neglect air resistance)

What are the highest parts of a transverse wave called?

Which of the following is not a function of water

A block, initially at rest, has a mass m and sits on aplane inclined at angle (theta). It slides a distance d before hitting a spring and compresses the spring by a maximum distance of xf.

What best describes the pitch that juan hears?

Is a lack of thorns a mutation? (on a plant)

Why is the motion of an athlete moving along the circular path with Constant speed considered to be an accelerated motion?

What is a characteristic of atoms

A doctor uses an instrument (s) that emits light and allows the doctor to view the inside of a patient's intestine. What is the doctor most likely using? - a telescope, a microscope, laser beams, or fiber optics

Find velocity gradient