One Reason We Know More About the Surface Composition of the Asteroid

question 30

Multiple Choice

One reason we know more about the surface composition of the asteroid Vesta than about most other members of the asteroid belt is that

• A) Vesta's volcanoes still spew out a lot of material that goes into orbit around Vesta
• B) Vesta's surface is made of water ice and is extremely reflective
• C) pieces of Vesta have landed on Earth as meteorites
• D) Vesta's orbit crosses the Earth's orbit roughly once a century
• E) Vesta's surface markings happen to resemble a human face and thus have intrigued astronomers ever since this large asteroid was discovered

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Definitions:

Latent Learning

A form of learning that occurs without any obvious reinforcement of the behavior or associations that are learned.

Cognitive Map

An internal representation of the spatial relationships between objects in an individual's environment, facilitating navigation and understanding of the world.

Partial Reinforcement

A conditioning schedule in which a response is reinforced only some of the time, leading to more resistant behavior to extinction.

Variable Ratio

Variable ratio is a schedule of reinforcement where a response is reinforced after an unpredictable number of responses, making it highly effective in maintaining behavior after it has been learned.