Work and Energy | Simple Machines and Mechanisms | Systems Definitions | Types of systems - What System Am I | For Fun - Random facts |
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What is work?
The result when a force causes and object to move a certain distance.
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What is a simple machine?
A device that is composed of only one or two parts, that requires a single force to work.
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What is a system?
A group of parts that function together to perform a specific task.
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What is a physical system -bike?
I have 2 wheel and axles, chain, pedals, and gears
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What is gravity?
The phenomena keep the planets in orbit around the sun
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What is energy?
The ability to apply a force to move an object a distance.
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What is an inclined plane?
A highway climbing a mountainside is particularly adept example of this simple machine.
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What is a physical system?
A system that relies on a group of physical parts to perform a function
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What is a body system - human?
I am made up of many systems. These systems help keep us alive.
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What is the skin?
I am the largest organ in the human body system
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What is the joule (J)?
The metric unit used for energy.
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What is a lever?
A wheelbarrow, a pair of scissors, and a stick can all be examples of this simple machine.
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What is the purpose?
The function that the system is supposed to perform
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What is an electrical system - stove?
I am made of one or more pieces of equipment that are connected to a structure and designed to provide heat for cooking
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What is Mercury?
I am the smallest planet in the solar system?
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What is the formula for work?
force applied (in newtons) x distance moved (in meters) or F x d
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What is the fulcrum?
The name for the point around which a lever pivots.
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What is the input?
All of the things that go into a system to make it work
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What is a social system - health care system (hospital)?
I am a system that is a group of people that join together to provide medical care
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What is the skeletal system?
I am made up of bones and connective tissue, including cartilage, tendons, and ligaments.
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What is 100 J?
Calculate the force move a box of about 20 N, a distance of 5 m.
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What is a pulley?
This is used to help lift heavy loads or change the direction of force
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What is Mechanical Efficiency
A comparison of the useful work or energy that a mechanical system produces to the work or energy that was put into the system
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What is the clan system?
I am a human social system that has existed for thousands of years and are a part of the First Nations Tradition
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What is the solar system.
This system was formed 4.6 billion years agao
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