

Materials
Presentation
•
English
•
2nd Grade
•
Easy
ANDRY SOTO
Used 14+ times
FREE Resource
8 Slides • 17 Questions
1
Who knows better?

2
3
4
Multiple Choice
What is lumber?
(A)
Glass sheet used to close openings in windows, doors, vehicles, etc.
(B)
Solid art of the planet that is not covered by the sea.
(C)
Hard and fibrous substance that forms the trunk and branches of trees.
5
Open Ended
Mention some Characteristics of the lumber.
6
Multiple Select
The uses of lumber
(A)
For the creation of technological systems such as: Cell phones and TV.
(B)
For the manufacture of furniture: Tables, chairs, furniture and houses.
(C)
For the manufacture of mattresses and pillows.
(D)
To obtain derived products: Paper and cardboard.
7
8
Open Ended
What is steel?
9
Multiple Choice
What is steel used for?
(A)
Steel is used to make notebooks and pencils.
(B)
Steel is used to make notebooks, clothing, and sports shoes.
(C)
Steel is a material used in the manufacture of tools, mechanical equipment and industrial machines.
(D)
Steel is used for the manufacture of glass and plastics.
10
Open Ended
What are the characteristics of the steels?
11
12
Multiple Choice
What is glass?
(A)
Glass is a solid inorganic material that is hard and brittle at the same time, with no defined shape.
(B)
glass is an immensely versatile material, ideal for a wide range of consumer and industrial applications.
(C)
Glass is made by different species of trees and allows to obtain, after coagulation, an elastic and impermeable mass that has multiple uses.
13
Multiple Select
Glass applications
14
Open Ended
The characteristics of glass?
15
16
Multiple Choice
What is concrete?
(A)
Concrete is a compound of inorganic binders, fine aggregates and water, and possible additives that serve to prepare construction elements such as bricks, stones, concrete blocks, etc.
(B)
Concrete is calcium sulfate hemihydrate, also known as baked plaster or plaster of Paris.
(C)
Concrete is a binder formed from a mixture of calcined and subsequently ground limestone and clay, which has the property of hardening after being in contact with water.
(D)
Concrete is a composite material used in construction, essentially made up of a binder to which aggregates, water and specific additives are added.
17
Open Ended
What are the uses of concrete?
18
19
Multiple Choice
What is Plastic?
(A)
Plastic is a substance composed of large molecules, or macromolecules, formed by the union through covalent bonds of one or more simple units called monomers.
(B)
Plastic is a light-colored, intrusive igneous rock with a felsic composition consisting essentially of quartz, alkaline feldspar, plagioclase, and mica.
(C)
Plastic is a material made up of organic, synthetic or semi-synthetic compounds that have the property of being malleable and therefore can be molded into solid objects in various ways.
(D)
Plastic is a material that is obtained from the earth.
20
Multiple Choice
what are the most common uses of plastic?
(A)
Plastic is very commonly used for medicinal purposes in the treatment of anemia, when the amount of hemoglobin or the number of red blood cells decreases.
(B)
The most common use of plastic is in the manufacture of tools, toys, packaging, furniture, containers, dividers, fasteners and, above all, bags.
21
Open Ended
Mention some characteristic of plastic
22
23
Open Ended
What is Ceramics?
24
Multiple Choice
What are the characteristics of ceramics?
(A)
Ceramic is used in part for its outstanding physical and chemical properties. Among them we can mention its stability, which allows it to avoid oxidation. It resists corrosion and abrasion, does not present elasticity, is not combustible and is refractory.
(B)
It is the property that ceramics have to change color when an electrical charge is applied to them.
(C)
One of the main characteristics of industrial ceramics is that they are poor conductors of electricity.
25
Multiple Choice
It is the hardest mineral on earth.
Diamond
Gold
Silver
Stone
Who knows better?

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