When a Periodic Comet Leaves Its Dusty Debris Behind in Its

question 18

Multiple Choice

When a periodic comet leaves its dusty debris behind in its orbit, the Earth can intercept this debris and

• A) show new impact craters
• B) have a meteor shower as the dust burns up
• C) lose ozone from its atmosphere
• D) speed up the orbit of the Moon
• E) have an increase in garbage bills from Alaska to New Zealand

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Definitions:

Mental Speed Tasks

Tasks designed to measure how quickly an individual can process information, often used in cognitive and psychological assessments.

Simple Reaction Time

A measurement of how quickly someone can respond to a stimulus.

Choice Reaction Time

A measure of the speed of mental processing that takes place when someone must choose between several responses, depending on which stimulus is presented.

Inspection Time

The time someone needs to make a simple discrimination between two stimuli.