Why do we use Machines? Part 1 (6 points)

What is Mechanical Advantage?

• A way to reduce the amount of work with the same force.

• A way to reduce the amount of force and accomplish the same work.

The Video example explaining Mechanical Advantage involved _______.

• A man pulling out a tree stump with his bare hands.

• A man pulling out a tree stump with a pulley device and his tractor.

Mr. J's Video emphasized that we use machines because they ______

• ... get the same amount of Work done with us using less Force.

• ... get more Work done with us using less Force.

The Amazon video emphasizes that company's use of _________.

• Automation

• Mechanical Advantage

• Energy Conversion

The Colorado School of Mines video emphasizes that company's use machines to improve _________.

• Precision and Control

• Mechanical Advantage

• Safety and Ergonomics

The Amazon video use of machines helps that company's improve its _________.

• Productivity and Speed

• Mechanical Advantage

• Energy Conversion