Which one is an example of a force pushing downward toward the ground. Group of answer choices

A man pulled weeds in his garden

A woman moved her child from one place to another in a wagon

A bird sat on a telephone wire

A dog tugged on a rope held by a child

Part 1: a magnetic levitation or maglev train rides rails without touching them. explain how this works using your data. include the appropriate magnet drawing in your answer. part 2: two objects are near a bar magnet. one is about 1 cm away, while the other is 6 cm away. compare and contrast the magnetic force that affects each object. use your data to answer the question

An object with a mass of 1.5 kg changes its velocity from + 15 m/s to +22 m/s during a time interval of 3.5 seconds. what impulse was delivered to the objects?

The amount of potential energy possessed by an elevated object is equal to