Physics

For every action, there is an equal and opposite reaction.

•   Newton's 2nd Law of Motion

• Newton's 1st Law of Motion

• Newton's 3rd Law of Motion

1-   An automobile you are riding in suddenly stops, but you continue to go forward.

• a-   Newton's 2nd Law of Motion

• a-   Newton's 1st Law of Motion

• a-   Newton's 3rd Law of Motion

1-   The following figure represents a guy pushing the wall.

• a-   Newton's 2nd Law of Motion

• a-   Newton's 1st Law of Motion

• a-   Newton's 3rd Law of Motion

If we put the same force on a bowling ball and a soccer ball, the soccer ball will move faster! Which law explains this?

• a-   Newton's 2nd Law of Motion

• a-   Newton's 1st Law of Motion

• a-   Newton's 3rd Law of Motion

1-   What happens to the force of gravity between two objects if you increase the mass of one of them?

• a-   Decreases

• a-   Doesn't change

• a-   Increases

1-   What happens to the force of gravity between two objects if you increase the distance between them?

• a-   Decreases

• a-   Doesn't change

• a-   Increases

1-   Friction acts in a direction _________________ to the direction of the object's motion.

• a-   Opposite

• a-   Similar

Which System has the greater gravitational pull between the two objects?

• a-     System 1

• a-     System 2

• a-     Same: there is no gravitational attraction between the two objects

Choose the correct answer

• a-   Mass-Distance

• a-   Distance-Mass

What is the formula for Newton's Second Law?