A ball is thrown into the air at an angle. What is the instantaneous velocity of this ball in the vertical direction at the top of its flight?

A high speed moving train has a momentum of 10,000,000 kilograms-meters per second. it later slows down to one half of its original velocity. what is its new momentum?

There are two objects with initial charge. Object A has 3 positive and 3 negative charges. Object B has 5 positive and 3 negative charges.

A circular room has a radius of 3.0 m. An 80 kg man stands with his back against the wall. The room then spins so the man is moving in a circle.

Which of the following objects would require the use of a large-scale model? A) an atom B) a car engine C) a frog's heart D) the Mississippi River

In a series circuit, each circuit element has the same:a. currentc. capacitanceb. voltaged. resistance

a car slows down from 22 m/s to 3 m/s at a constant rate of 3.5 m/s squared. how many seconds are required before the car is traveling at 3 m/s?

An AC generator has 80 rectangular loops on its armature. Each loop is 12 cm long and 8 cm wide. The armature rotates at 1200 rpm about an axis parallel to the long side. If the loop rotates in a uniform magnetic field of 0.

How fast would the moon need to travel in order to escape the gravitational pull of Earth, if Earth has a mass of 5.98 X 1024 kg and the distance from Earth to the moon is 3.84 x 108 m?

6. A technlclan can be electrocuted when working on HEVs or EVs. A) O True B) O False

You light a light bulb with a 1.5 volt battery. if the bulb has a resistance of 10 ohms, how much current is flowing?