NATURAL SCIENCE - 4th GRADE:
NATURAL SCIENCE - YEAR 4
UNIT: MATTER AND ENERGY
LESSON: LIGHT + LUMINOUS PHENOMENA
And we will start our lesson doing this Unit's song!
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Now... Can you tell me what three different types of matter that we find in the class? We can find solid matter like you and I... Liquid matter, like the sanitizer... And gas matter, like the air...
... Can you tell me now about different materials that we find in the class and what they are used for? ... Well, we can find wood, to make the doors... We can find fabric, to make our clothes... We can find plastic... To make so many other things...
... One more question in a different way... Can you tell me why do you know that all those things are here in class? 😳? ... Well, we know that they are here because we can see them... Do you think that we could see them if there was no light?... No, of course not... That's how important light is...? But how does light help us see things?... Well... that is something that we will learn today...
Now... Look at these two pictures:
... What can you say about picture A? How is it different from picture B)? This happens because light has different properties... Different phenomena happen because of light...
This next video will explain the most important ideas that we have to learn about light.
And this next video will give you some examples about light reflection:
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And this is your lesson's summary:
Now check out the Unit's glossary and some interactive activities that will help you on this lesson:
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