Freshman IPES 2nd Semester Review

What is the definition for a force?

• A sound made by a musical instrument
• A push or pull upon an object resulting from the object's interaction with another object.
• The color of the sky
• The temperature of an object

What is the formula for density?

• Density = Weight / Volume
• Density = Mass / Volume
• Density = Volume / Mass
• Density = Mass * Volume

What is an unbalanced force?

• A force that keeps an object in motion
• A force that has no effect on an object
• A force that only affects stationary objects
• A force that causes a change in the motion of an object.

What is a balanced force?

• Two equal forces acting in opposite directions
• Two equal forces acting in the same direction
• Two unequal forces acting in the same direction
• One force acting in one direction

Forces that are opposite directions and equal is size are called what? 

• Unbalanced forces
• Net forces
• Opposite forces
• Balanced forces

Forces applied in one direction or is greater than the force applied in the opposite direction is called what? 

• multidirectional force
• bidirectional force
• balanced force

• unbalanced force

The free body diagram shows what?

• unbalanced forces that will result in movements

• balanced forces that will result in NO movement

• unbalanced forces that will result in NO movement

• balanced forces that will result in movement

What does the free body diagram show?

• unbalanced forces that will result in movement

• balanced forces that will not result in movement

• unilateral movement resulting from balanced forces

What is the unit for acceleration?

• m/s^2
• m
• kg
• km/h

What is the unit for mass?

• second (s)
• liter (L)
• meter (m)
• kilogram (kg)