# data[].attributes.body
Are materials taken directly from nature that we process into other materials to make products with.

# data[].attributes.body
We prepare or refine raw materials to obtain natural materials.

# data[].attributes.body
When we process raw materials, they become processed materials (also called manufactured materials).

# data[].attributes.body
Each material has certain characteristics or properties that make it suited to a certain use.

# data[].attributes.body
Any material used to construct an object is called a technical material

# data[].attributes.body
Enhances the properties of natural wood and reduces its Price, although it does not look as attractive as natural wood. The most important types of man-made wood - and the ones that you will use most in the workshop - are plywood and chipboard.

# data[].attributes.body
Are usually obtained from leftover wood (chips, sawdust, etc.). The most common ones are paper, cardboard and cork.

# data[].attributes.body
Depending on the porcentaje of carbón in the alloy, ferrous materials can be classified as: iron, Steel and cast iron.

# data[].attributes.body
Is a ferrous material made mainly from iron with 0.1% to 2% carbon.

# data[].attributes.body
When the percentage of carbon in the alloy is less tan 0.1%, we call this material iron.

# data[].attributes.body
Is made from iron and 2% to 6.67% carbon.

# data[].attributes.headline
Exercise 3. In your notebook, classify the following materials into the correct group and state whether they are natural or proccesed: Lycra, steel, silk, latex, brass, slate, cork.

# data[].attributes.subject
Exercise 3. In your notebook, classify the following materials into the correct group and state whether they are natural or proccesed: Lycra, steel, silk, latex, brass, slate, cork.

# data[].attributes.headline
Excercise 2. Write the names of five raw materials in your notebook and give an example of a material we obtain from each and an example of a product made with each material.

# data[].attributes.subject
Excercise 2. Write the names of five raw materials in your notebook and give an example of a material we obtain from each and an example of a product made with each material.

# data[].attributes.body
Tree - Wood - Wardrobe
Sheep - Wool - Jumper
Plant -Cotton - Clothes
Mineral -Marble - Calcium
Cow - Milk - Cheese

# data[].attributes.headline
Exercise 1. In your notebook, classify the following raw materials according to their origin (animal, plant or mineral): wool,marble,linen,clay,cork,sand,silk.

# data[].attributes.subject
Exercise 1. In your notebook, classify the following raw materials according to their origin (animal, plant or mineral): wool,marble,linen,clay,cork,sand,silk.

# data[].attributes.body
Animal: silk
Plant: wool, linen, cork
Mineral: marble, clay, sand

# data[].attributes.headline
Exercise 6. Describe in detail the properties of the materials used to make these three everyday objects that allow them to perform their functions: an umbrella, a chair, a frying pan.

# data[].attributes.subject
Exercise 6. Describe in detail the properties of the materials used to make these three everyday objects that allow them to perform their functions: an umbrella, a chair, a frying pan.

# data[].attributes.body
Umbrella:

We use an umbrella to protect ourselves from the rain and some people to protect themselves from the sun.

Chair:

We use a chair to sit down and to lean on it.

Frying pan:

We use a frying pan to cook.

# data[].attributes.headline
Exercise 9 . Explain the advanteges and disadvanteges of making a chair out of plastic or wood and an earring out of silver or aluminium 

# data[].attributes.subject
Exercise 9 . Explain the advanteges and disadvanteges of making a chair out of plastic or wood and an earring out of silver or aluminium 

# data[].attributes.body
Chair:

Advanteges you can made with another material that are more simple to controled and the disadvanteges are that more

# data[].attributes.headline
Exercise 5 . What material or materials would you use to make the following objects? What conditions does each one have to meet?

# data[].attributes.subject
Exercise 5 . What material or materials would you use to make the following objects? What conditions does each one have to meet?

# data[].attributes.body
Shoe - Leather - To protect your feet
Partition wall -- Wood - Hold
Streetlight - Iron - Iluminate
Stay cables - Cables - Stay cables

# data[].attributes.headline
Exercise 12. In your notebook, indicate whether the following elements are natural woods, or Wood derivates: cork, plywood, pine, ebony, beech, ash, fir, chipboard, cardboard, lime. 

# data[].attributes.subject
Exercise 12. In your notebook, indicate whether the following elements are natural woods, or Wood derivates: cork, plywood, pine, ebony, beech, ash, fir, chipboard, cardboard, lime. 

# data[].attributes.body
Natural Woods: plywood, pine, ebony, beech, fir, lime.
Man-made Woods: cork, chipboard, cardboard.
Wood derivatives: ash.

# data[].attributes.headline
Exercise 10 . Describe in detail the properties of the material used to make these three every objects that allow them to perform their function : car headlight , a mattress , a golf club . 

# data[].attributes.subject
Exercise 10 . Describe in detail the properties of the material used to make these three every objects that allow them to perform their function : car headlight , a mattress , a golf club . 

# data[].attributes.body
Car Headlight :   With the light of this you can saw in the dark when you are driving your car .

Mattress: we use this to sleep, is under the bed sleep.

Golf club: is a club that the people go to play with metal golf stike

# data[].attributes.headline
Exercise 11. Write down the advantages and disadvantages of using wood as a technical material. Base your list on the properties of wood and give reasons for your answer

# data[].attributes.subject
Exercise 11. Write down the advantages and disadvantages of using wood as a technical material. Base your list on the properties of wood and give reasons for your answer

# data[].attributes.headline
Exercise 22. Which metal might we find in both a Coca - Cola can and a Boeing?

# data[].attributes.subject
Exercise 22. Which metal might we find in both a Coca - Cola can and a Boeing?

# data[].attributes.body
Coca - Cola: aluminium.
Boeing:

# data[].attributes.headline
Exercise 18. Which material is tougher: Steel or cast iron

# data[].attributes.subject
Exercise 18. Which material is tougher: Steel or cast iron

# data[].attributes.body
Cast iron.

# data[].attributes.headline
Exercise 23. Tell your classmates which metals you would use to make a statue, a sardine tin and wires for an electrical circuit. Why would you use these metals?

# data[].attributes.subject
Exercise 23. Tell your classmates which metals you would use to make a statue, a sardine tin and wires for an electrical circuit. Why would you use these metals?

# data[].attributes.body
Statue: copper.
Sardine tin: tin.
Wires: copper.