6. Intro to Forces (Dynamics)

When Dr. Hewitt lifts a bowling ball near his teeth and lets go for the first time, what happens according to Newton's First Law ($F=ma$)?

Who formulated the three laws of motion that form the foundation of classical mechanics?

Which statement best explains why cars can stop more quickly than motorcycles, considering Newton's First and Second Laws?

According to Newton's First and Second Laws, if you pound a feather with a hammer, what happens to the feather?

In the context of football, how does Newton's second law of motion explain the effect of a player's kick on the ball?

According to Newton's First Law, which of the following statements about inertia is correct?

According to Newton's First and Second Laws ($F_{\mathrm{net}}=ma$), what is the result of unbalanced forces acting on an object?

If the rate of Earth's rotation on its axis increased, which of the following changes would most likely occur according to $\text{Newton's First and Second Laws}$?

Which of Newton's laws provides the mathematical relationship between force, mass, and acceleration ($F=ma$)?

According to Newton's first law of motion, what happens to an object if no net force $F=0$ acts on it?

Which principle best explains how a motor operates according to Newton's First and Second Laws?

According to Newton's First Law, rapid deceleration of the head, such as when it impacts the windshield, causes:

A $5 \mathrm{kg}$ object is accelerating at $2 m/s^2$. According to Newton's Second Law, what is the magnitude of the resultant force acting on the object?

Given two forces $f_1$ and $f_2$ acting in opposite directions along the same line, what is the magnitude of the net force $F=f_1-f_2$?

A block of mass $m$ (block 1) is at rest on a horizontal surface. According to Newton's First Law, which of the following statements best explains why the block remains at rest?