Vector calculations Free Fall Defined Any object whos acceleration is caused by gravity Therefore Acceleration 98 ms 2 Velocity will depend on how far an object has traveled Velocity is constantly increasing ID: 289969
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Free fall formulasVector calculationsSlide2
Free Fall
Defined:
Any object who’s acceleration is caused by gravity
Therefore:Acceleration = 9.8 m/s2Velocity will depend on how far an object has traveledVelocity is constantly increasing
Formulas: Δv = at dv = ½ at2Slide3
Free Fall Continued
Does
mass have any effect on free fall velocity?
Which will hit the floor first; a bowling ball or a coin?Slide4
Scalar v. Vectors
Scalar:
A line to represent a quantity
15 mVector: A scalar with direction15 m NESlide5
Calculating Vectors
Opposite Directions:
Head wind questions
Subtract quantitiesSame Directions: Tail wind questions Add quantitiesPerpendicular to one another: Use the Pythagorean theorem:
a2+b2=c2Slide6Slide7Slide8
Trig Functions
SOH:
Sin angle = Opposite/hypotenuseCAH: Cos angle = Adjacent/hypotenuseTOA: Tan angle = Opposite/AdjacentSlide9