G a person of mass 100 kg is riding an elevator which was initially moving up with a velocity of 3 m/s. over a distance of 4 m the elevator slows down to 1 m/s. find the "apparent" mass of the person during that time (as the elevator slows down).

A baseball is dropped off the side of a cliff. It free-falls to the ground in 8 seconds. During the third second, the ball is traveling about 38 m/s. a0

A ball with a mass of 500g is lifted to a shelf 2 meter above ground. Calculate for the gravitational potential energy gained by the ball

Where does the charge of a circuit go when it reaches a capacitor?

Explain the roles of products, reactants, and limiting reactant in chemical reaction.

While a roofer is working on a roof that slants at 39.0 degrees above the horizontal, he accidentally nudges his 88.0 N toolbox, causing it to start sliding downward, starting from rest. If it starts 4.

A tree is standing in the middle of a meadow. As you watch, the wind begins to blow and the tree bends. Which statement best explains how you could tell that a net force was acting on the tree? OA) The tree had momentum.

A 5.1 kg black bear cub weighs 49.98 N. The cub is carried by its mother up into the safety of a white pine tree.

Which location is associated with persistent upwelling of cold water to the ocean surface?

What type of electromagnetic radiation is associated with the peaks in this spectrum chem 237?

Why is it necessary to eliminate absolutely all invasive fire ant colonies to eradicate the invasive population? a. Every colony has a major impact on native flora and fauna. b. Because the last colony found is the one housing the invasion's queen.