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Beings on spherical asteroid Π have observed that a large rock is approaching their asteroid in a collision course. At from the center of the asteroid, the rock has a speed of
and later at
it has a speed of
Use energy conservation to find the mass of asteroid Π. You can neglect any effects due to the parent star of the asteroid. (G = 6.67 × 10-11 N ∙ m2/kg2)
Direct Strategy
A communication method that involves straightforwardly presenting the main point or request at the beginning.
Reasons-before-refusal Plan
A strategic approach in communication or negotiation where one presents justifications or arguments prior to expressing a refusal.
Denying Claims
The act of rejecting assertions or accusations, often in a legal or business context, asserting that they are untrue or unfounded.
Indirect Strategy
An approach in communication where the main point or request is not directly expressed at the beginning, often used to soften the message.
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