This is the term to describe speed that stays the same for a period of time.
These are the tiny bumps and ridges on a surface that cause friction.
What are microwelds?
This type of potential energy is stored in food, batteries, and fuel.
What is chemical potential energy?
This is the name for a simple machine that is a bar that pivots on a fixed point.
What is a lever?
This term refers to the resistance of an object to changes in its motion.
What is inertia?
This type of friction is present between an object that is not moving, and the surface it is sitting on.
This is the energy of motion.
What is kinetic energy?
This simple machine is a system of two or more pulleys.
Block and tackle.
This law says that an object at rest stays at rest or an object in motion stays in motion until a force acts upon it.
What is Newton's first law of motion?
This law says that for every action, there is an equal and opposite reaction.
What is Newton's 3rd law of motion?
This is the name for the process of our body using energy that it has released from food.
What is metabolism?
This is the force that is done on a machine.
On an acceleration graph, this measurement goes on the y-axis.
What is speed?
In the equation p=mv the p stands for...
What is momentum?
Energy stored due to position of an object above the ground.
Gravitational potential energy (GPE)
In the equation W=Fd, F stands for ____.
What is force?
A horizontal line on a speed graph indicates this about the motion of an object.
It is stopped (not moving).
What is the acceleration due to gravity on Earth?
9.8 m/s2
The total kinetic and potential energy of an object is called its _____.
What is mechanical energy.
This type of lever has a fulcrum at one end the output force (load) in the middle.
What is a 2nd class lever?