1. A force is a
2. A force is needed to change the state of
3. Is the following sentence true or false? If an object is sliding on ice, it will true
continue sliding until a force slows it down.
4. Define net force.
the combination of all forces acting on an object
5 N to the right and 5 N to the left
4 N to the right and 6 N to the left
7 N to the right and 5 N to the left
6 N to the right and 4 N to the right
2 N to the left
2 N to the right
10 N to the right
0 N (no change in motion)
9. Describe the forces that act on a rock at rest in your hand. Your hand pushes upward on the rock with as much force as Earth’s gravity pulls down
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10. Circle the letter that identifies the force acting upward on an object suspended from a spring scale.
is an arrow that represents the magnitude and
direction of a quantity.
12. Explain the difference between a vector quantity and a scalar quantity. A vector quantity is a quantity that describes both magnitude and direction. A scalar quantity can be described by magnitude only and has no direction.
13. Write V beside each vector quantity. Write S beside each scalar quantity. S
Conceptual Physics Reading and Study Workbook
2.2 Mechanical Equilibrium
14. Express the equilibrium rule in words.
Whenever the net force on an object is zero, the object is said to be in...
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