Force and Newton’s Laws
CHAPTER 5
FORCE AND NEWTON’S LAWS
*Until now, we have discussed kinematics: describing motion using time, position, velocity and aoceieration
Dynamics: study of the relationship between motion and forces that cause it
Force: push o
Kinematics in Two or Three Dimensions
7 ﬂ: Suppose a boat travels at a speed of 6 m/s across a river which has a current of 2 m/s downstream. If the
boat mks-bland at the dock directly across the river from its starting point, how should the captain dire
Work, Energy, and Power = 1
Ow 136$“ CHAPTER 7
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Work: product of displacement and projection of force onto displacement VCCtOf
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Gravitation
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meg
CHAPTER 13
GRAVITATION _
Jniversal Law of Gravitation: every particle in the universe attracts every
proportional to the product of their masses and inversely proportional to tb
This force acts along the line joining the two particles.
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Rotational Kinematics 1
(Damn Fig
CHAPTER 10
ROTATIONAL KINEMATICS
_ Rigid Object: object with deﬁnite shape, all particles maintain the same relative position to one another
Axis of Rotation: line through the center of the rotating object and perpendic
Vectors - 1
CHAPTER 3
VECTORS
VECTOR REVIEW
Scalar: magnitude only
Vector: magnitude and direction; speciﬁed with an arrow
g: Suppose someone walks two bloeks north and three blocks east
Fiﬁm o
Components: Use cartesiao coordinates and break a/yector in