Knowledge Check #4 (TEKS 8.7A-B)

This quiz covers Newton's Three Laws of Motion. Read each question carefully and choose the best answer. You may use scratch paper for calculations if needed.

Which of the following best describes Newton's First Law of Motion?

A soccer ball is lying still on the field. What will cause the ball to start moving?

According to Newton’s Second Law, what will happen to an object if you increase the force applied to it, but keep its mass the same?

Which of these is an example of Newton’s Third Law of Motion?

A student pushes two boxes with the same force. Box A is lighter than Box B. Which box will accelerate more?

If you are riding a skateboard and hit a curb, why do you fall forward?

Which formula represents Newton’s Second Law of Motion?

A rocket launches upward by expelling gas downward. Which law does this illustrate?

Which situation shows an unbalanced force acting on an object?

What will happen to the acceleration of an object if its mass increases but the applied force stays the same?