Mechanical Systems
Mechanical systems have...
Physical parts
What is a force?
A push or pull
What is a simple machine?
Any basic mechanical device for applying a force such as an inclined plane, wedge, or lever.
In class one the fulcrum is in the...
Middle
In zero gravity will your mass change or not?
No, your mass will stay the same
What are 2 ways you can classify systems?
Mechanical and non-mechanical
2 types of forces are...
Action at a distance and contact force
A screwdriver is the example of what simple machine?
Wheel and Axel
In class two the fulcrum is in the...
Side
Which simple machine is used to lift objects in a vertical direction?
A pulley
Non-mechanical systems have...
Rules, procedures, instructions and methods
What is work?
When a force causes an object to move at a distance
A pry bar is an example of what simple machine?
Lever
In class three the output force is in the...
Middle
Which type of level would a seesaw be considered?
A seesaw is an example of a first class lever
An example of a mechanical systems is...
A bus, car, bike, elevator, simple machine ect.
Is waving work or not?
Not work
Pulley, wheel and axel, wedges, levers, and screws,and inclined planes
A baseball bat is the example of which lever?
What simple machine is a light bulb?
A screw
An example of a non-mechanical system is...
Social systems, natural systems, procedural systems, computer programs, business systems, transportation systems ect.
Is skateboarding work or not?
It is work
How many classes of levers are there?
Scissors are the example of which class of lever?
1
What type of machine is a knife?
A simple machine