Question

Instructions: Please answer each of the following questions. You must show all work using correct formulas and units. Please show supporting work and verbal explanation.

3. During takeoff, an airplane goes from 0 m/s to 50 m/s in 8 s.  

a) What is its acceleration?

b) How fast is it going after 5 s?

4. An object has an initial velocity of 15 m/s and a constant acceleration of 4 m/s². How long will it take before its final velocity is equal to three times its initial velocity?

5. A pendulum has a period of 0.5 s. What is its frequency?

6. Provide an example of the difference between speed and velocity?

Answer 1