2D kinematics Flashcards
1
Q
vector
A
quantity with both magnitude and direction
2
Q
sine =
A
opposite / hypotenuse
3
Q
cosine =
A
adjacent / hypotenuse
4
Q
tangent =
A
opposite / adjacent
5
Q
magnitude =
A
square root of x^2 + y^2
6
Q
graphical addition of vectors
A
head to tail or tail & tail
7
Q
property 1 of projectile motion
A
x motion & y motion are independent (independent axes)
8
Q
property 2 of projectile motion
A
x component of acceleration is zero, y component is constant for all masses
9
Q
projectile case I
A
angled launch from level ground (no quadratic)
10
Q
projectile case II
A
horizontal launch from elevation (no quadratic)
11
Q
projectile case III
A
angled launch from elevation (quadratic)
12
Q
projectile case IV
A
angles launch to elevation (quadratic)
13
Q
range equation for case I projectile motion
A
x = vo^2 sin (2theta) / g
