Dd to the document will 5. A man is standing on the edge of a 20.0 m high cliff. He throws a rock vertically
with an initial velocity of 10.0 m/s. how long does it take to reach its max height

Is there a point between a 10 nc charge and a 20 nc charge at which the electric field is zero?

Which statement is the best definition of an atom? a) anything that has mass and occupies space. b) the smallest particle that has the properties of an element. c) a substance that cannot be broken down chemically into simpler substances. eliminate d) the smallest unit of a substance that exhibits all of the properties characteristic of that substance.

Why does the equilibrium position of the spring change when a mass is added to the spring? will the mass oscillate around the new equilibrium position of the spring or the previous position without a mass attached to the spring? if the equilibrium position of the spring changes by 20 cm (assuming no initial mass) when a mass is added to the spring with constant 4.9 kg/s^2, what is the mass of the object attached to the spring?