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| Linear ______________ includes the description of linear motion involving position, velocity, and acceleration. |
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| Which theorem is representing this equation: a^2 + b^2 = c^2 |
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| High-speed video cameras can operate at greater ________ per second compared with regular video cameras. |
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| What is the difference between a vector and a scalar? |
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| delta s = sf – si represents the ______________ |
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| Identify the positive slopes |
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| D, the acceleration is zero |
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| What does the zero slope mean? |
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| ____________ velocity is very different from ordinary velocity, and is defined at an instant of time. |
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| Velocity is called the derivate of _____ and time |
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| __________ is the integral of the acceleration. |
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| The most studied forms of human gait are __________ and ___________. |
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| Which are the most common parameters of stride? |
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| The mathematical model to represent the velocity curve was proposed by _________. |
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| Top; the velocity was more constant |
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| Which of those sprinters was the winner? |
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| The point at which an object becomes a projectile is ______________. |
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| Projection, angle, height, velocity |
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| Factors including projectiles: |
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| Projectile height is equal to ____________ - ____________. |
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| When projection height is positive, it means that ______________. |
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| The projection height in this graph is _____________. |
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| The projectile motion in the horizontal component is ____________. |
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| The uniform accelerated motion has a constant ____________. |
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| These equations serve to calculate in the ____________ component of the projectile motion: Vf^2 = Vi^2 + ½ at s = Vi + ½ at^2 |
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| An angle is formed by _____________. |
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| 1 revolution is equal to ___________ radians |
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| 180deg is equal to ____________ radians. |
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| Which type of angles are these? |
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| Relative angles are known also as ________ angles. |
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| Which of these equations is wrong: hip = trunk - thigh ; knee = thigh - leg ; ankle = leg - foot + 90deg |
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| Angular displacement is equal to _____________. |
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| Angular distance is equal to _____________. |
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| Angular distance is equal to _____________. |
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| Linear velocity during angular motion is also called _____________ velocity |
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| What are the types of linear acceleration in angular motion? |
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| This equation serve to calculate ____________ acceleration: a = v^2/r |
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| Which type of diagram is this? |
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| What are representing the marks along the curve? |
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| Forces are ________ and have characteristics such as magnitude and direction. |
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Match:
Law 1 = Law of Inertia
Law 2 = Law of acceleration
Law 3 = Law of acceleration- reaction |
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Match:
Law 1 = Law of Inertia
Law 2 = Law of acceleration
Law 3 = Law of acceleration-reaction |
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Match:
Law 1—If F = 0 then v = 0
Law 2—F*t = m*v
Law 3—Fa on b = Fb on a |
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Definition
Match:
Law 1—If F = 0 then v = 0
Law 2—F*t = m*v
Law 3—Fa on b = Fb on a |
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| _________ forces act at a distance. |
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| ____________is the force that causes the objects to fall down to the earth. |
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| Universal gravitational constant |
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| In the equation of the “law of gravitation,” G=____________? |
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| When the m1=mass of the earth, and r=distance between the object and the center of the earth, G*m1/r^2 = _________________? |
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Name 3 contact forces:
1. Ground reaction
2. Joint reaction
3. Friction |
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Definition
Name 3 contact forces:
1. Ground reaction
2. Joint reaction
3. Friction |
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| ______________force acts parallel to two surfaces that are in contact during the motion. |
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| The force of friction is proportional to the normal force between that surfaces where is the ______________. |
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| Fluid resistance can be resolved in two components: |
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| Drag is the component of the fluid resistance that always acts _________ the motion. |
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1. Pressure
2. Humidity
3. Temperature |
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| This is a ____________ flow |
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| When an object moves through a fluid, the fluid interacts with the surface of the object. The resulting fluid layer is called the ______________. |
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| The drag resulting from the pressure differential is called _____________ drag. |
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| The lift component acts perpendicular to the direction of the motion towards the side of ___________ pressure. |
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| Momentum (angular or linear) refers to _____________. |
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| Momentum (angular or linear) refers to _____________. |
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| The greater the impulse, the greater the ___________. |
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| Energy in a system does not enter or leave the system. |
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| The concept of ____________ is used to describe force distribution. |
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| The vertical component of both walking and running linear kinetics result in a _____________ shape graph. |
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| The magnitude of the GRF components for ___________ are much greater than for __________. |
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| The green curve represents the _____________ gait. |
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| Modal peaks in the walking gait have _____________ magnitude. |
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| First modal peak during running gait is called _____________. |
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| The magnitude of the active peak is __________ than the passive. |
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| Rotational force, momentum |
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| Torque is also called _____________. |
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| Mathematically, torque is _____________. |
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| T = F x r r is referred to as a _______________. |
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| To produce the same torque, A has to apply a force ________ than B |
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| I = m x r^2 is the equation for the __________ of _________. |
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Law I—If T=0 then =0
Law II—T*t = I*v
Law III—T a on b = T b on a |
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| describes the quantity of Inertia |
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| When the mass distribution is closer to the axis of rotation, it has to be _________ to overcome the inertia. |
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| Moment of inertia can change by modifying _______ of the segments. |
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| The equation for the law of angular acceleration is: |
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| Name the angular momentums of a segment. |
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| Lever trying to wedge a rock out of a hole, sitting on a fulcrum is what kind of lever? |
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| The mechanical effectiveness of a lever may be evaluated by ______________. |
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| Mechanical advantage is defined as the ratio of the ___________ arm to the ________ arm. |
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| Mechanical advantage (MA) on a third-class lever results in MA ___________ 1. |
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| The _____________ class lever magnifies the effort force. |
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