Test 5^A CAT -SIMPLIFIED-

What are smart materials?

• Materials that change properties in response to external conditions

• Static building materials

• Nanomaterials

• Conventional materials

What has been a traditional use of stone for thousands of years?

• Jewelry making
• Artistic sculptures
• Construction and tools
• Agricultural tools

What is a significant environmental concern regarding stone quarries?

• They permanently disfigure the local environment

• Increased biodiversity in the area.
• Enhanced recreational opportunities for the community.
• Improved air quality for nearby residents.

Why are concrete blocks often used in non-residential structures?

• Because they are cheap and easy to transport.

• Because they have a basic industrial appearance

• Because they are primarily used for residential homes.

• Because they are used for decorative purposes.

What are bricks primarily made from?

• Concrete and straw

• Baked clay with sand and other materials

• Wood and concrete

What happens to plastics at the end of their lifecycle?

• They can be recycled or burnt for energy

• They cannot be recycled

• Plastics are always biodegradable and decompose naturally.

What is glass fiber used for?

• It is a decorative element

• It is a reinforcing agent

• It is an insulating material

What does the word 'timber' refer to?

• Wood that is still on the tree

• Wood after the tree has been cut down

• Metal used in framing

• Plastic used in construction

Who developed Portland cement?

• Thomas Edison
• Joseph Aspdin
• Henry Ford
• Alexander Graham Bell

Please translate the following terms: "Plaster".