A Comet Fragment of Mass 1

question 42

Multiple Choice

A comet fragment of mass 1.96 × 10¹³ kg is moving at 6.50 × 10⁴ m/s when it crashes into Callisto, a moon of Jupiter. The mass of Callisto is 1.08 × 10²³ kg. The collision is completely inelastic.
-Assuming for this calculation that Callisto's initial momentum is zero kg . m/s, what is the recoil speed of Callisto immediately after the collision?

• A)3.34 × 10^-18 m/s
• B)1.27 × 10^-14 m/s
• C)3.58 × 10^-12 m/s
• D)6.13 × 10^-7 m/s
• E)1.18 × 10^-5 m/s

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Definitions:

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A typical or standard example of a particular concept or category, often used as a reference point for comparing other items in the same category.

Subconscious

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