Chain
Chains consist of interlocking links. This topic is part of Objects within Everyday Life. This page currently draws on 67 supporting questions, with answers and bonus facts available below.
Chain trivia questions
A chain is made from connected what?
Answer: Links
Bonus fact: Chains consist of interlocking links.
A bicycle chain transfers motion from the pedals to what?
Answer: Rear wheel
Bonus fact: The chain drives the rear sprocket.
What type of force does a hanging chain primarily carry?
Answer: Tension
Bonus fact: Chains resist pulling forces.
What late-19th-century bicycle design, with similarly sized wheels and a chain-driven rear wheel, became the model for modern bicycles?
Answer: Safety bicycle
Bonus fact: The safety bicycle became popular because it was easier and safer to ride than the high-wheeled penny-farthing.
What is a chain or group of islands called?
Answer: Archipelago
Bonus fact: Examples of archipelagos include Japan, the Philippines, and Hawaii.
Most plastics are made from long-chain molecules called what?
Answer: Polymers
Bonus fact: Plastic materials consist largely of synthetic or modified natural polymers.
Which level of protein structure describes the overall three-dimensional shape of a single polypeptide chain?
Answer: Tertiary structure
Bonus fact: Tertiary structure arises from interactions among amino acid side chains.
What distinctive molecular shape is formed by collagen chains?
Answer: Triple helix
Bonus fact: Three collagen polypeptide chains wind together into a triple helix.
Which uranium isotope is most important for sustaining many reactor chain reactions?
Answer: Uranium-235
Bonus fact: U-235 is fissile with slow neutrons.
A food chain shows how what moves through organisms?
Answer: Energy
Bonus fact: Energy passes from producers to consumers.
What type of organism usually begins a food chain?
Answer: Producer
Bonus fact: Plants and algae capture energy and form the base of many food chains.
What do arrows in a food chain usually indicate?
Answer: Direction of energy transfer
Bonus fact: The arrow points from food to consumer.