30. If an object is moving, it will have: a. Acceleration
b. Scalar
c. Vector
d. Momentum

Apendulum has a mass of 1.5 kg and starts at a height of 0.4 m. if it is released from rest, how fast is it going when it reaches the lowest point of its path? acceleration due to gravity is g = 9.8 m/s2. a. 2.8 m/s b. 0 m/s c. 5.9 m/s d. 4.3 m/s

How is the ideal mechanical advantage of a wheel and axle calculated?

What is the frequency if a wave that pases a given pount 22 times in 2 seconds