[ 559 ] Physical Science GED ® TEST SCIENCE FLASH REVIEW _________________ • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • The amount of kinetic energy a moving object has depends on its velocity and mass. Kinetic energy can be calculated by using the following formula: kinetic energy = mass × velocity 2 2 Which of the following would have the most kinetic energy? A. a truck driving 10 m/s B. a bicycle traveling 10 m/s C. a car stopped at a red light D. a school bus parked on a hill Almost all the weight of a carbon atom comes from which of these particles? A. protons only B. neutrons and electrons C. protons and neutrons D. protons and electrons