Problem 2: Skating on ice (adapted from MasteringPhysics) A speed skater moving across fric- tionless ice at 8 m/s hits a 5m wide patch of rough ice. She slows steadily, then continues on at 6 m/s. wolog bs a) What is her acceleration on the rough ice? In the space below write your answer, please show all the steps of your work, not just the final answer.
Displacement, Velocity and Acceleration
In classical mechanics, kinematics deals with the motion of a particle. It deals only with the position, velocity, acceleration, and displacement of a particle. It has no concern about the source of motion.
Linear Displacement
The term "displacement" refers to when something shifts away from its original "location," and "linear" refers to a straight line. As a result, “Linear Displacement” can be described as the movement of an object in a straight line along a single axis, for example, from side to side or up and down. Non-contact sensors such as LVDTs and other linear location sensors can calculate linear displacement. Non-contact sensors such as LVDTs and other linear location sensors can calculate linear displacement. Linear displacement is usually measured in millimeters or inches and may be positive or negative.
![Problem 2: Skating on ice (adapted from MasteringPhysics) A speed skater moving across fric-
tionless ice at 8 m/s hits a 5m wide patch of rough ice. She slows steadily, then continues on at 6
m/s.
wolog bs
a) What is her acceleration on the rough ice? In the space below write your answer, please show all
the steps of your work, not just the final answer.](/v2/_next/image?url=https%3A%2F%2Fcontent.bartleby.com%2Fqna-images%2Fquestion%2F7bb6f29c-bae7-4b63-bf8e-21de0c88ea98%2F294313ea-ebd4-40b1-aec5-859686e98fd9%2Fw4cini.jpeg&w=3840&q=75)
![b) Assume she hits the patch of rough ice at t = 0, and at t =0 her position is z = 0. In the space below
and position versus t at all times. In each of your graphs also include a small region for times t <0,
make three sketches in sequence (top to bottom) of her acceleration versus time, velocity versus t,
just before hitting the patch.
c) Since she hits the patch at t=0, how far will she be from that point after 10 seconds? (In the space
below write your answer, please include all the steps of your work, not just the final answer)](/v2/_next/image?url=https%3A%2F%2Fcontent.bartleby.com%2Fqna-images%2Fquestion%2F7bb6f29c-bae7-4b63-bf8e-21de0c88ea98%2F294313ea-ebd4-40b1-aec5-859686e98fd9%2Foqp70ca_processed.jpeg&w=3840&q=75)
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