Kinematics and kinetics

Question 1

position

Answer 1

location in space relative to some point

Question 2

center of mass

Answer 2

average location of all matter of a system

Question 3

dynamics

Answer 3

motion of a system over time

Question 4

displacement

Answer 4

change in position

Question 5

velocity

Answer 5

change in position over time

Question 6

acceleration

Answer 6

change in velocity over time

Question 7

what does a vector consist of

Answer 7

magnitude and direction

Question 8

2nd law of motion

Answer 8

sum of force = mass x acceleration

Question 9

sum of force

Answer 9

adding vectors together

Question 10

linear kinematics and kinetics

Answer 10

location relative to some point - more intuitive

Question 11

angular kinematics and kinetics

Answer 11

location around axis of rotation

Question 12

if force is linear, what is the equivalent for angular

Answer 12

torque

Question 13

if mass is linear, what is the equivalent for angular

Answer 13

moment of inertia

Question 14

if sum of force = mass x acceleration, what is the equivalent for angular

Answer 14

sum of torque = inertia x angular acceleration

Question 15

is clockwise or counter clockwise positive displacement

Answer 15

counterclockwise (right hand rule)

Question 16

moment arm

Answer 16

perpendicular distance from axis of rotation with force applied

Question 17

torque equation

Answer 17

force x moment arm

Question 18

what is the moment of inertia the same as

Answer 18

moment arm

Question 19

mass distribution

Answer 19

where mass is relative to axis of rotation

Question 20

effort torque > resistance torque

Answer 20

concentric

Question 21

effort torque < resistance torque

Answer 21

eccentric