5.2- physics

1.

10 points

The net force on an _________ is the vector sum of all forces acting on it.

2.

10 points

Zero acceleration means neither the _______ nor the direction of motion can charge.

3.

10 points

Any object at rest is in _________ and has a net force of zero acting on it.

4.

10 points

Newton's third law explains why ________ forces exist.

5.

10 points

On a graph you add __________ by drawing them end-to-end on a single sheet.

6.

10 points

The total of all vectors is called the _______.

7.

10 points

The resultant starts at the _______ and ends at the end of the last vector in the chain.

8.

10 points

Adding vectors in x-y ________ is much easier.

9.

10 points

Newton's third law explains why a spring's ______ acts opposite the direction it is stretched.

10.

1 point

The relationship between a spring's change in length and the force it exerts is called _______ law.