Drawing Free Body Diagrams

What is a free body diagram?

• A diagram that represents the relative strength and direction of the individual forces acting upon an object

• A diagram that shows the motion of an object

• A diagram that represents the energy of an object

• A diagram that shows the position of an object

What does the length of an arrow in a free body diagram represent?

• The type of force acting upon the object

• The direction of the force acting upon the object

• The strength of the force acting upon the object

• The position of the object

Which force is always present in a free body diagram?

• Friction force

• Applied force

• Gravity force

• Normal force

What force is exerted by a compressed or stretched spring?

• Friction force

• Applied force

• Gravity force

• Spring force

What force opposes the motion of an object when two surfaces slide across each other?

• Friction force

• Applied force

• Gravity force

• Spring force

What force acts upon objects that are moving through surrounding air?

• Friction force

• Applied force

• Air resistance force

• Spring force

What force results from two surfaces pressing against each other?

• Friction force

• Applied force

• Gravity force

• Normal force

What force is exerted by a person pushing or pulling on an object?

• Friction force

• Applied force

• Gravity force

• Normal force

What forces are acting upon a book that is at rest on a table?

• Gravity force and friction force

• Gravity force and applied force

• Gravity force and normal force

• Gravity force and tension force

What forces are acting upon a book that is attached to a string and hanging from the ceiling?

• Gravity force and friction force

• Gravity force and applied force

• Gravity force and normal force

• Gravity force and tension force