1 A) energetic B) elastic C) inelastic D) explosive 2 A) velocity from distance B) final speed from initial speed C) initial speed from final speed D) final time from initial time 3 A) moving object B) stationary object C) reference point D) different object 4 A) slowing down B) displacing C) accelerating D) speeding 5 A) inelastic B) explosive C) elastic D) solid 6 A) speed B) momentum C) energy D) matter 7 A) 0 m/s B) different C) unable to be measured D) the average speed 8 A) instantaneous speed B) average speed C) speed D) velocity 9 A) positive B) constant C) instantaneous D) negative 10 A) 2 000 m/s B) 200 m/s C) 5 m/s D) 50 m/s 11 A) speed B) instantaneous speed C) average speed D) acceleration 12 A) vertical axis B) z-axis C) y-axis D) x-axis 13 A) overall speed B) instantaneous speed C) acceleration D) average speed 14 A) slows B) continues to move at a constant velocity C) goes faster D) stops completely 15 A) Velocity B) Speed C) Acceleration D) Displacement 16 A) remains constant B) slopes downward C) goes to zero D) slopes upward 17 A) elasticity B) momentum C) conservation D) friction 18 A) changes properties B) changes state C) changes distance D) changes position 19 A) inertia B) matter C) momentum D) mass 20 A) zero B) positive C) negative D) changing
.
