Newton's Laws
Action
A push or pull is the definition of what word?
Force
Movement of an object is the definition of what word?
Motion
What type of simple machine is found on a water bottle cap?
Screw
What simple machine would you use to hold two boards together?
Screw
An objects resistance to move because of the surface it is on is the definition of what word?
Friction
The rate that someone or something is able to move or operate is the definition of what word?
Speed
An increase in the rate of speed is the definition of what word?
Acceleration
Which simple machine is a wheel with a groove for a rope that is used for lifting?
Pulley
What simple machine would you use to chop down a tree?
Wedge
A measure of the amount of matter in an object is the definition of what word?
Mass
An action done in response to a previous action is the definition of what word?
A force that attracts things to the center of the earth is the definition of what word?
Gravity
Which simple machine is like a ramp?
Inclined Plane
Which simple machine would you use to take a flag down?
Pulley
Determine which one of Newton's Laws is being described: An object at rest will remain at rest unless acted upon by an external force. Also, an object moving in a straight line will continue moving in a straight line unless acted upon by an external force.
Newton's 1st Law
An object's resistance to change speed or direction is the definition of what word?
Determine which one of Newton's Laws is being described: The acceleration of an object depends on its mass and the amount of force acting upon it.
Newton's 2nd Law
Which simple machine can lift an object? (Hint: it has a fulcrum)
Lever
What simple machine would you use to reduce friction?
Wheel and Axle
The course along which something moves is the definition of what word?
Direction
Determine which one of Newton's Laws is being described: For every action, there will always be an equal and opposite reaction.
Newton's 3rd Law
Speed is the definition of what word?
Velocity
A knife is an example of what simple machine?
Name two simple machines that are in a pair of scissors
Wedge and lever