Aerogels Quiz

What are aerogels primarily made of?

• Synthetic fibers

• Natural tree rubber

• Over 99% air

• Chemicals from the laboratory

Which of the following is NOT a use for aerogels mentioned in the text?

• Building solar panels

• Being used as pesticides

• Creating synthetic fibers

• None of the above

What is the main disadvantage of creating synthetic materials on a large scale?

• They are not heat-resistant

• They can release harmful chemicals

• They are less durable than natural materials

• They are not useful for delicate machines

Which of the following is an example of a composite material?

• Gel-like substances

• Plastic floorboards

• Synthetic fibers

• Natural tree rubber

What does the term "opaque" mean according to the vocabulary section?

• Not translucent, unable to be seen through

• Indication of illness or disease

• A synthetic material

• A type of aerogel

What are aerogels primarily composed of?

• 99% water

• 99% air

• 99% plastic

• 99% gel

Which of the following is a characteristic of aerogels?

• They are opaque and heavy

• They are transparent and flexible

• They are see-through and rigid

• They are colorful and malleable

What is the main difference between a natural resource and a synthetic material?

Which of the following is an example of a natural resource?

• Plastic

• Chewing gum

• Wood

• Synthetic fibers

Which of the following is NOT an example of a synthetic material?

• Oil

• Plastic

• Chewing gum

• Synthetic fibers