Math Problem Statement

A speed skater moving across frictionless ice at 9.0 m/s hits a 5.9 m -wide patch of rough ice. She slows steadily, then continues on at 5.9 m/s .What is her acceleration on the rough ice?

Solution

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Math Problem Analysis

Mathematical Concepts

Kinematics
Deceleration
Physics

Formulas

v_f^2 = v_i^2 + 2a Δx
a = (v_f^2 - v_i^2) / (2Δx)

Theorems

Kinematic equations of motion

Suitable Grade Level

Grades 10-12