A) A rule governing the motion of planets. B) A principle stating that the path taken by a system is the one for which the action is minimized. C) A principle stating energy is conserved in a closed system. D) A law that describes electromagnetic interactions.
A) An object at rest stays at rest, and an object in motion stays in motion unless acted upon by a force. B) Energy can neither be created nor destroyed. C) Every action has an equal and opposite reaction. D) Force equals mass times acceleration.
A) The energy of motion. B) The product of an object's mass and its velocity. C) The rate of change of position. D) The force applied over time.
A) The force times the velocity. B) The total energy stored in an object. C) The product of the force and the displacement in the direction of the force. D) The instantaneous rate of energy change.
A) The relationship between heat and work. B) The force needed to extend or compress a spring is proportional to the distance it is stretched. C) The behavior of fluids in motion. D) The energy required to maintain constant velocity.
A) The product of an object's moment of inertia and angular velocity. B) The linear momentum of an object in circular motion. C) The total energy of a rotating system. D) The force applied perpendicular to the radius.
A) Energy can be created from nothing. B) The total energy in an isolated system remains constant. C) Kinetic energy is always greater than potential energy. D) Only kinetic energy is conserved in collisions.
A) Uniform circular motion. B) Any motion caused by external force. C) Motion that repeats regularly in time. D) Random motion without a pattern.
A) The force needed to set an object in motion. B) The resistance of an object to any change in its motion. C) The gravitational pull on an object. D) The energy required to stop a moving object.
A) Energy is always constant. B) Mass is a measure of gravitational force. C) Energy cannot be created or destroyed. D) E = mc2, indicating mass can be converted to energy.
A) Motion of an object around an axis. B) Vertical motion of falling objects. C) Linear motion along a straight path. D) Any motion resisted by friction.
A) Height does not affect gravitational force. B) Only mass affects gravitational potential energy. C) Gravitational potential energy increases with height. D) Potential energy is constant regardless of altitude.
A) A decrease in the system's energy. B) No effect on energy change. C) An increase in the system's energy. D) A constant energy state.
A) Albert Einstein B) James Clerk Maxwell C) Galileo Galilei D) Isaac Newton
A) Pascal B) Watt C) Joule D) Newton
A) Newton's Second Law B) Law of conservation of energy C) Newton's Third Law D) Newton's First Law
A) F = ma2 B) F = m/g C) F = mv D) F = ma
A) Orbit B) Trajectory C) Velocity D) Displacement
A) Newton's Second Law B) Newton's Third Law C) Newton's First Law D) Law of universal gravitation
A) Joule B) Newton C) Pascal D) Watt |