Simple Machines
What is a simple machine?
A tool that makes work easier
What is "0,0" called on a graph?
Orgin
Faster objects have what?
More kinetic energy
What is a circuit?
A path that allows electricity to flow.
What does a simple machine do
Make work easier
Wheel and axle
What axis shows the time?
X-axis
Objects that have less kinetic energy has what?
Less mass
A complete circuit must be what for energy to flow through?
Closed
wedge
What is a wedge?
A simple machine made of two inclined planes joined together
What does a steeper slope mean on a graph?
Faster speed
The kinetic energy of motion is determined by...
Its mass and speed
Electrical energy is the movement of what?
Electric charges
The y-axis shows what?
Position/ distance
What simple machine is is used as a ramp?
Wedge
What does a horizontal line on a time graph mean?
No motion, at rest
True or false? Can you use models to show change in height?
True
What energy powers electronics everyday?
Electric energy
A horizontal line on a graph means
at rest/not moving
How many simple machines are there?
6
True or false? Can you compare two or more objects on the same graph?
True
What is energy?
The ability to do work
What happens if a circuit is open?
No energy will/can flow through
Potential energy is stored energy due to
position interactions