ned your helpppppppppppp
Choose the letter of the best answer in each questions.
1. What are considered as the “building blocks” for engineering materials?
A. Atoms
B. Elements
C. Matters
D. Compounds
2. What are the major classes of engineering materials?
A. Metals, ceramics and semiconductors
B. Polymers, metals and composites
C. Metals, ceramics, polymers and semiconductors
D. Metals, ceramics, polymers, semiconductors and composites
3. What types of materials behave like iron when placed in a magnetic field?
A. Crystals
B. Amorphous materials
C. Ferromagnetic materials
D. Metalloids
4. What do you call metals reinforced by ceramics or other materials, usually in fiber form?
A. Metalloids
B. Matrix alloys
C. Metal lattices
D. Metal Matrix composites
5. What is a combination of one or more metals with a nonmetallic element?
A. Metalloids
B. Matrix Composite
C. Inert
D. Ceramic
6. Polymer comes from Greek words “poly” which means “many” and “meros” which means __________.
A. metal
B. material
C. part
D. plastic
7. The engineering materials known as “plastics” are more correctly called ____________.
A. Polyvinyl chloride
B. Polymers
C. Polyethylene
D. Mers
8. What is a combination of two or more materials that has properties that the components materials do not have by themselves?
A. Compound
B. Composite
C. Mixture
D. Matrix
9. What is a reference sheet for the elements that can be used to form engineering materials?
A. Periodic Table
B. Truth Table
C. Building blocks of Materials
D. Structure of Materials
10. What physical property of a material that refers to the point at which a material liquefies on heating or solidifies on cooling?
A. Melting point
B. Curie point
C. Refractive index
D. Specific heat
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