An object changed its velocity by 19m/s over a time of 3s. What was its rate of acceleration

Calculate the buoyant force due to the surrounding air on a man weighing 700 n. assume his average density is the same as that of water. suppose that the density of air is 1.20 kg/m3.

He product side of a chemical reaction is shown. → 7Ti2 (SO4) 3 Which number represents a coefficient? 2 3 4 7

A canon with a mass of 2,000 kg fires a 20 kg shell horizontally to the right with a velocity of 300 m/s. What is the recoil velocity of the cannon?

If the reactants contain 12 carbon atoms and four oxygen Atoms what must be true about the products

Paperclips are more dense than water. however, it's possible to make them float. what property of water allows this? how does this property relate to the molecular structure of water

Marcia ran at a speed of 3.50 meters per second. How fast was she running in kilometers per hour?

What is the gravitational force related to the distance between two objects?

How does a rilling can work

The energy content of a certain food is to be determined in a bomb calorimeter that contains 3 kg of water by burning a 2-g sample of it in the presence of 100 g of air in the reaction chamber. If the water temperature rises by 3.

If one side of switch is open and another one closed so what gone happen