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