Convert 350 calories to KJ

In order to generate electricity, nuclear powerplants take advantage of this part of the electromagnetic spectrum

Why do you think a pregnant woman needs more energy from food than a woman who is not pregnant?

Two wires carrying equal currents exert a force? on each other. (a) The current in each wire is doubled, while the distance of separation remaining constant.

Select the correct answer. In a given chemical reaction, the energy of the products is less than the energy of the reactants. Which statement is true for this chemical reaction? A Energy is absorbed in the reaction. B.

Which of the 7 Physical Fitness Components would describe long distance running? 20 pts

A crate of fruit with a mass of 30.5kg and a specific heat capacity of 3800J / (kg? K) slides 7.70m down a ramp inclined at an angle of 36.2degrees below the horizontal. Part A If the crate was at rest at the top of the incline and has a speed of 2.

A golf club is swung and strikes a golf ball with a force of 12.2 N. The golf ball accelerates at 265.2 m/s2 (wow) Determine the mass of the golf ball.

What kind of waves are lasers worked by?

If the forces acting upon an object are balanced, then an object must a) be moving. b) be accelerating. c) be beginning to slow down. d) be moving at a constant velocity.

Calculate the kinetic energy of a 10kg cart traveling at 4 m/s?