An Ice Skater, Who Has a Mass of 70 Kg

question 217

Multiple Choice

An ice skater, who has a mass of 70 kg has 1500 J of Kinetic Energy. What is the velocity of the skater?

• A)42.85 m/s
• B)6.54 m/s
• C)13.09 m/s
• D)171.38 m/s

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Definitions:

Skeletal Muscles

Skeletal muscles are voluntary muscles attached to bones by tendons, responsible for movement of the body by contraction.

Lever Systems

Mechanisms in the body that utilize bones to create movements through the application of force against a fulcrum.

Orbicularis Oculi

A muscle encircling the eye socket, involved in closing the eyelids.

Crow's Feet

Fine lines and wrinkles that form around the outer corners of the eyes, often associated with aging or frequent exposure to sunlight.