Terms & Definitions
Any tool, machine, process or system created by humans to solve problems and make life easier
What is Technology?
There are 16 divisions in this measurement unit
What is an Inch?
Any tools or device that reduces the amount of effort needed to do work by changing the direction or amount of force applied
What is a Simple Machine?
The strongest shape because they have the best load distribution
What is a Triangle?
A line that shows the center of a shape or object
What is a Centerline?
What is One Centimeter?
A wheel with a grooved rim and rope/cable used to lift or lower loads
What is a pulley?
A force that pulls or stretches materials apart
What is Tension Stress?
A bar that pivots around a fixed point called a fulcrum
What is a Lever?
This is equal to 12 inches
What is One Foot?
One or two sloping edges used to cut, split, or push materials apart
What is a Wedge?
A force that causes materials to slide past each other
What is Shear Stress?
A force that pushes or squeezes materials together
What is Compression Stress?
Most of the world uses this measurement system
What is the Metric System?
A flat, sloped surface used to move objects upwards
What is an Inclined Plane?
A framework made of rafters, posts, and struts that supports roofs, bridges or other structures
What is a Truss?
Examples: safety glasses, hearing protection, hard hats, steel toe boots
What is PPE?
Only three countries use this measurement system
What is the Imperial System?
A project that utilizes a lever and wheel & axle
What is a Mousetrap Car?
How weight is spread across different parts of a structure
What is Load Distribution?