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A 50kg person standing still in ice skates throws their helmet to the right at 25 m/s while on a frictionless surface. This gives the person a speed of 1.0m/s leftwards. What is the mass of the helmet?
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A 50kg person standing still in ice skates throws their helmet to the right at 25 m/s while on a frictionless surface. This gives the person a speed of 1.0m/s leftwards. What is the mass of the helmet?

Consider rightward as the positive direction.

User Artur Vartanyan
by
8.3k points

1 Answer

10 votes

Answer:

2.0 kg

Step-by-step explanation:

User Frederic Morin
by
8.2k points
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