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