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