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How do machines work?
Proyecto Agrega Organización
- 2 lo usan
- 3066 visitas
Didactic sequence designed to help us identify types of machines, how they work and the supply systems they require. We study the relation between technology, culture and the environment. The resource…
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Introduction - Machines and structures
EduBook Organización
- 2490 visitas
In this unit we will look at electrical circuits, generators and motors that work by magnetism. We will also look at the machines and tools which help us do our work. Finally, we will look at…
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Summaries - Machines and structures
EduBook Organización
- 2379 visitas
1. Electrical current An object becomes electrically charged when it contains an electrical charge. Some objects become electrically charged when we rub one against the other. For example, when you rub…
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Answer. Tools and machines
EduBook Organización
- 2329 visitas
What is a tool? Give two examples of prehistoric tools and two examples of modern tools. What is the difference between a hand tool and a power tool? Give one example of each type of tool.
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Simple and compound machines
EduBook Organización
- 2311 visitas
Machines have several connected parts and work manually or with a motor. They save us time and effort. Simple machines Simple machines only have a few parts. The most common examples are the lever, the…
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Edheads: Simple machines
Tiching explorer Organización
- 2 lo usan
- 4588 visitas
In this resource we learn about simple and compound machines. Explore the House and Tool Shed and read what type of machines are they and how they work. It includes vocabulary related to parts of the…
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True / False. Simple machines
EduBook Organización
- 1998 visitas
Are these sentences true or false? Machines have several connected parts and work manually or with a motor. They save us time and effort. A lever is a rigid bar that moves around three fixed points.…
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Tools and machines
EduBook Organización
- 1887 visitas
What is a tool? A tool is an instrument that we use to make our work easier. We operate tools using our hands. Humans used rocks, bones and sticks to make the first tools. These included axes, hammers…
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Look - Simple machines
EduBook Organización
- 1829 visitas
Look at the three pictures. Each picture shows a different type of lever. Where does each person apply force? Where is the fulcrum?
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Identify. Compound machines
EduBook Organización
- 1631 visitas
Write the correct number next to each part of this domestic washing machine: Supply of detergent Casing Pump Electrical cable Water inlet Controls Motor Wheels Waste pipe Drum Socket
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