A racing car has a mass of 1720 kg. the acceleration of gravity is 9.8 m/s 2. what is its kinetic energy if it has a speed of 129 km/h?

The outer ring of a wheel and axle is called a? A. axle B. wheel C. pulley D. lug

2. r represents the radius d the density, v the speed and the coefficient of viscosity, then the quantity rdv/has the dimensions of b. length c. time d. force

What is the relation between energy and amplitude of a light wave, if amplitudes a factor in energy?

Sally and Ramona were competing in a four-lap, one-mile foot race. Sally's style was to run at a constant rate of 12 mph.

what makes the earth.

A. A PH202 student lives next to a construction site and sees a crane with a wrecking ball demolish the building next door. The wrecking ball swings along the wall between her house and the neighbor's house.

Sometimes when you are training for event you may notice a decrease in improvement in level out of performance true or false

Two sailboats leave a harbor in the bahamas at the same time. the first sails at 23 mph in a direction 330°. the second sails at 34 mph in a direction 190°.

What conclusion can be drawn from the statement that an element has high electron affinity, high electronegativity, and a high ionization energy? A) The element is most likely from Group 1A or 2A and in period 1 or 2.

When a cyclist rides past you on the street, this is an example of