Matter

matter

What´s the meaning of matter?

Everything that surrounds us is matter. All matter has:

• Mass= amount of matter.

• Volume: amount of space it takes up.

Do you think this is matter?

TÍTULO

- subtítulo -

yes!

no!

And what about this?

- subtítulo -

no!

yes!

This is a village, is it matter?

yes!

no!

- subtítulo -

Matter

Natural organic matter is in natural aquatic and terrestrial environments.

can be:

TÍTULO

Natural or man made

TÍTULO

Man made matter is the one made by human beings.

TÍTULO

TÍTULO

TÍTULO

Is it natural matter or man made?

Think about these words. Which one doesn´t belong to the list. Think about it for some seconds and click on the words.

Which is the odd one out?

"Rocks- clouds-chair- river- ocean- tree trunk- flower"

The matter states

• Matter can be in 3 differents states in the nature:

• Solid
• Liquid
• Gas

What is the matter made of?

01

Let´Ts talk about what the matter is made of...The ATOM

An atom is the smallest particle of the matter. It is extremely small and you need a very special microscope to see it.

Scientist have found more or less a hundred of different types of atoms.

Here you have some common atoms.

oxygen (0) Hydrogen (H) Nitrogen (N) Carbon (C) Gold (AU) Iron (FE)

Each one is represented by one or two letters.

02

When we have two or more atoms joined together we talk about A MOLECULE

For example, here we have two atoms of hydrogen and one atom of oxygen. This is the molecule of water. Water=

What are the properties of matter?

Matter can be hard or soft

Matter can be tough or fragile

Matter can be plastic or elastic

01

HARD OR SOFT

Hard materials are very difficult to scratch or cut.

Soft materials are scratched or cut easily

02

tough or fragile

Tough materials are very difficult to break.

Fragile materials break easily.

03

Plastic or elastic

Plastic materials are easy to bend

Elastic materials can be squash or strech. They go back to their shape

To start this topic, we are going to draw a cover page in the notebook with the name of the unit and this index: Unit 4: Matter 1._What is matter? 2._ States of matter 3._ Properties of matter 4._ Insulators and conductors 5._ Mixtures and solutions. 6._ Changes in matter.

Activity 1

Activity 2

Do activities 1 and 3 on page 5 (book 3)