NATURAL SCIENCE - UNIT: MACHINES - LESSON: MACHINES - SIMPLE AND COMPOUND MACHINES

NATURAL SCIENCE

UNIT - MACHINES

LESSON: MACHINES - SIMPLE AND COMPOUND MACHINES

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As in our previous lessons... We will start doing our Unit's song:

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TODAY's LESSON:

Machines - Simple and compound machines...

So... How many machines can you see in this class... Well... Are all of them the same? If you had sort them in groups... How would you do it?...

We can sort them into two different types:

SIMPLE MACHINES and COMPOUND (OR COMPLEX MACHINES)...

Let's try to write down some examples on board...

... Now... Let's watch this video that explains very well what machines and simple and compound machines are:

And this is your lesson's summary:

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YOUR HOMEWORK:

- You have to copy your lesson's summary in your notebook and you have to study it.

- You have to review your summaries from our last lessons on this Unit. Remember, you are going to learn it better if you explain it to someone in your family. If everybody is busy in your family you can practice in your room, pretending that you are the teacher... Imagine that you are explaining it to your classmates.