blank energy is the energy an object has because of its motion.

potential

nucelar

kinetic

thermal

The cathode-ray tube is a direct application of which of the following? The effects of bar magnets in the presence of a magnetic field. The movement of charges through a circuit. The acceleration of electrons through an electric field.

A proton and an electron are released from rest, with only the electrostatic force acting. Which of the following statements must be true about them as they move toward each other? (There could be more than one correct choice.) Check all that apply.

Suppose two chemicals are reacted together. It takes 750 kJ of energy to break the bonds of the reactants and 1050 kJ of energy are released by the formation of the products. Which statement is true about the reaction? The reaction is exothermic.

A medical facility does MRIs for sports injuries. Occasionally a test yields inconclusive results and must be repeated.

Which statement below is the most accurate description of carbon dioxide levels in the atmosphere over the past few decades? a. Carbon dioxide levels have remained the same. b. Carbon dioxide levels have decreased. c.

A hot metal washer is placed in a jar of cool water. What type of energy transfer happens? a) Conduction b) Convection c) Radiation

The earth is warmed by solar energy how is this energy transferred from the sun to the earth

Electromagnetic Induction states that moving a magnet through a loop of wire creates which of the following?

Light striking an object with index of refraction 1.24 has wavelength 440 nm. What is the wavelength of light in the object

blank energy is the energy an object has because of its motion. potential nucelar kinetic thermal