2.3.4 Quiz Part 2

What is one of the unique properties of "Aluminum Bubble" compared to normal bubble wrap?

• It is less bendable

• It is about 50% less strong

• It is about 50% more bendable and stronger

• It is exactly the same as normal bubble wrap

What is the primary use of "Aluminum Bubble"?

• To increase the release of radiant heat

• To insulate and prevent the release of radiant heat

• To be used as a decorative material

• To be used as a waterproofing material

What are metamaterials made from?

• Naturally occurring materials

• Artificially structured materials

• Simple chemical compounds

• Basic elements like hydrogen and oxygen

Which manufacturing technique is used for creating metamaterials?

• Traditional casting methods

• Electron Beam Lithography

• Simple molding techniques

• Handcrafting

What is Sharklet primarily designed to inhibit?

• Aerodynamic efficiency

• Bacterial growth

• Wear and tear

• Surface drag

Which property of Sharklet makes it difficult for bacteria to adhere to its surface?

• Durable

• Aerodynamic

• Smooth Texture

• Versatility

What is the crystal structure of Gallium?

• Cubic

• Hexagonal

• Orthorhombic

• Tetragonal

For what purpose was Gallium originally developed?

• For use in batteries

• For use in solar panels

• For mirrors and in liquid thermometers

• For use in pharmaceuticals

What is a carbon nanotube?

• A tube made of carbon with a diameter in the micrometre range.

• A tube made of silicon with a diameter in the nanometre range.

• A tube made of carbon with a diameter in the nanometre range.

• A solid carbon rod with a diameter in the nanometre range.

What problem do carbon nanotubes solve?

• They increase the weight of electrical devices.

• They store electrical energy and can be used as a structural material.

• They store hydrogen to be used as a fuel source.

• They are used to reduce the efficiency of batteries.