Conceptual Physics, Band 1

acceleration air drag air resistance angle angular momentum atmosphere atomic nucleus atoms average speed ball body cannonball center of gravity center of mass Chapter CHECK YOUR ANSWERS circuit collision colors cooling curve decreases Defend your answer density depends direction distance Earth electric charge electric field electromagnetic electrons emitted equal example exerts Explain fission force acts force of gravity frequency friction glass gravitational force greater heat horizontal hydrogen impulse increase inside Insights Interactive Figure inverse-square law joules kilometers kinetic energy km/h light liquid magnetic field meters molecules Moon motion moving neutrons Newton's nuclear nuclear fission nucleon nucleus occurs orbit particles path Physics Place planet potential energy pressure produce protons pull push radiation radioactive reflected rope rotational inertia satellite sound space specific heat capacity surface temperature tides torque upward uranium vector velocity vertical vibration voltage wave wavelength weight wire zero