Forces In Motion Vocabulary

What is a force that opposes motion when two surfaces rub against each other?

• Gravity

• Friction

• Speed

• Direction

Which term describes the ability to do work or cause change?

• Energy

• Inertia

• Load

• Tension

What is the term for the path that an object is moving or pointing toward?

• Speed

• Direction

• Acceleration

• Vibration

What is the tendency of an object to resist changes in its motion called?

• Inertia

• Elasticity

• Tension

• Work

What is a simple machine that helps lift or move loads using a bar and a fulcrum?

• Pulley

• Lever

• Wheel and Axle

• Inclined Plane

What is the term for the rapid back-and-forth motion of an object, often producing sound or energy?

• Vibration

• Tension

• Spring Force

• Air Resistance

What is the amount of matter in an object, which affects how much force is needed to move it?

• Mass

• Load

• Work

• Speed

What is the force that moves an object away from the source of the force?

• Pull

• Push

• Tension

• Gravity

What is the term for a tool that makes work easier by changing the direction or amount of force?

• Simple Machine

• Load

• Fulcrum

• Mass

What is the term for the fixed point around which a lever pivots?

• Load

• Fulcrum

• Tension

• Spring Force