Week 02 - Linear Kinematics & Gait Kinematics

Question 1

______ _____ involves study of shape, form, pattern and sequencing of linear movement through time (no reference to forces)

Answer 1

Linear Kinematics

Question 2

What is motion that occurs in a straight line is called?

Answer 2

Linear motion

Question 3

_____ _____ occurs in a straight line when all points on a body or an object moves the same distance over time

Answer 3

Translational motion

Question 4

Is distance a scalar or vector quantity?

Answer 4

Distance is a scalar quantity

Question 5

Symbol for distance is…?

Answer 5

I (or d)

Question 6

Is displacement a scalar or vector quantity?

Answer 6

Displacement is a vector quantity

Question 7

The symbol for displacement is ..?

Answer 7

d (or s)

Question 8

Vector quantities include _____ and ____

Answer 8

distance and direction

Question 9

Scalar quantities include only _____

Answer 9

Distance

Question 10

Speed is a(n) _____ quantity

Answer 10

Scalar

Question 11

Velocity is a(n) ____ quantity

Answer 11

Vector

Question 12

Speed = _____ / ____

Answer 12

distance (I) / time (t)

Question 13

Velocity = ______ / _____

Answer 13

displacement (d) / Time (t)

Question 14

Slope = _____ / ____

Answer 14

rise / run

Question 15

When you need to find velocity at a particular instant in time it is called…?

Answer 15

Instantaneous velocity

Question 16

____ is when the slope of line is calculated using the central difference method when calculating velocity over a time interval

Answer 16

Secant

Question 17

____ is when change in time becomes small (zero) the slope line touches the curve once

Answer 17

Tangent

Question 18

______ = rate of change in velocity

Answer 18

Acceleration (a)

Question 19

Acceleration is a(n) _____ quantity

Answer 19

Vector

Question 20

Acceleration = 0 is ______ velocity

Answer 20

constant velocity

Question 21

Walking speed = ____ x ____

Answer 21

stride length x stride rate