K Science chapter 2 Q&A
negative and positive - (correct answer)a car approaching a red traffic light has a ___
accerleration; when the light turns green, the car's acceleration is ___
inital and final - (correct answer)in the equation used to calculate acceleration, VI stands
for _____ and VF stands for ____
distance - (correct answer)In the equation s=d/t, d stands for _________
zero - (correct answer)If two people push on an object between them with equal force
but in opposing directions, the net force is _____
inertia - (correct answer)People not wearing seat belts are sometimes hurt in collisions
due to their
speed - (correct answer)The equation s=d/t is used to calculate the ___of an object
mass - (correct answer)a freight train has more ____ than a car, so it has greater inertia
direction and speed - (correct answer)The velocity of an object must have both a ___
and a ____
unbalanced force - (correct answer)a net _____ _______ is necessary for an object to
change its motion
inertia - (correct answer)another name for Newton's first law of motion is the law of
mass - (correct answer)the amount of matter in an object
negative and positive - (correct answer)a car approaching a red traffic light has a ___
accerleration; when the light turns green, the car's acceleration is ___
inital and final - (correct answer)in the equation used to calculate acceleration, VI stands
for _____ and VF stands for ____
distance - (correct answer)In the equation s=d/t, d stands for _________
zero - (correct answer)If two people push on an object between them with equal force
but in opposing directions, the net force is _____
inertia - (correct answer)People not wearing seat belts are sometimes hurt in collisions
due to their
speed - (correct answer)The equation s=d/t is used to calculate the ___of an object
mass - (correct answer)a freight train has more ____ than a car, so it has greater inertia
direction and speed - (correct answer)The velocity of an object must have both a ___
and a ____
unbalanced force - (correct answer)a net _____ _______ is necessary for an object to
change its motion
inertia - (correct answer)another name for Newton's first law of motion is the law of
mass - (correct answer)the amount of matter in an object
