If a ball is rolling at a velocity of 1.5 m/sec and has a momentum of 10.0 kg·m/sec, what is the mass of the

ball?

How much heat must be removed from 0.175 kg of water to lower its temperature from 24.3°C to 5.00°C? (Unit = J)

Which of the following elements are represented in the spectrum hydrogen helium hydrogen and helium or calcium only

Three fire hoses are connected to a fire hydrant. Each hose has a radius of 0.014 m. Water enters the hydrant through an underground pipe of radius 0.089 m. In this pipe the water has a speed of 3.3 m/s.

You can tell the difference between positively charged and negatively charged particles by passing them through an electrical field; the positively charged particles are repelled from the negatively charged particles are attracted to it 1. True 2.

A particle of mass M moves along a straight line with initial speed vi. A force of magnitude F pushes the particle a distance D along the direction of its motion.

What is the force required to accelerate a baseball with a mass of 0.145 kilograms and an acceleration of 35.00 meters/second squared?

A 4.00 kg stone is dropped from a height of 145 m. What is the stone's potential and kinetic energy respectively when it is 50.0 m from the ground?

If the speed of a vehicle was reduced from 65 miles per hour to 35 miles per hour, by approximately how many kilometers per hour was the speed reduced? (1 kilometer = 0.62 mile, rounded to the nearest 0.01 mile)

What is the acceleration rate of an object if the amount of force applied on the object is 75 Newtons and the object has a mass of 15 kilogram?

Two children pulling the rope with the same force in opposite direction is that an unbalanced force or a balanced force