1.2/2 pointsAll Submissions NotesQuestion: Walker4 4.P.004.
Starting from rest, a car accelerates at 1.8 m/s up a hill that is inclined 5.5 above the horizontal. How far horizontally and vertically has the car traveled in 11 s? horizontally vertically 108
1.2/2 pointsAll Submissions NotesQuestion: Walker4 4.P.004.
Starting from rest, a car accelerates at 1.8 m/s up a hill that is inclined 5.5 above the horizontal. How far horizontally and vertically has the car traveled in 11 s? horizontally vertically 108
1.1/1 pointsAll Submissions NotesQuestion: Walker4 9.P.001.
A 1050 kg car drives along a city street at 27.0 miles per hour, and a baseball has a mass of 0.142 kg. What speed must the baseball have if its momentum is to be equal in magnitude to that of th
Vectors
Adding vectors
Vector components
If R = A + B, then
Rx = Ax + Bx and Ry = Ay + By
If A makes an angle with the +x direction,
Ax = Acos
Magnitude of a vector
Angle of a vector from
the x-axis
Mechanics
Acceleration due to
gravity
A=
2
x