(a).       State the law of conservations of energy.                                                                                         (1.5 points)   (b).         A construction worker’s tool falls off from a height of 15 m above ground. What is the speed of the toll when it hits the ground?                                                                                                                                   (1.5 points)   (c).         In an experiment performed in a space station, a force of 33 N causes an object to have an acceleration equal to 7.0 m/s2. What is the object’s mass?                                                                               (1.5 points) (d).         At what speed must a 150 g object be moving to have a linear momentum of 0.72 kg.m/s?       (1.5 points)  

What is the instructor’s last name?

Below is the residual plot (residuals vs. explanatory variable) for a specific simple linear regression model: Which of the following statement is correct?

            A 60.0 kg student runs up a 5.00 m high stairway in a time of 3.92 seconds. How much power did she develop?       

      An object is projected straight upward. Neglecting air resistance, it _____.   

Calculate the net present value of the new packaging machine.  Show your calculations.  

You are working with a financial advisor in putting together a savings plan for your retirement. You would like to know how much money you should have in retirement savings when you retire if you want to withdraw $40,000 per year every retirement year.  What type of problem is this? 

Using the activity-based costing approach, determine the three activity rates.  

The universal curet is ___________ in cross section.

A clinician is experiencing muscle strain in their wrist and fingers. What instrument design would reduce the strain on the clinician’s wrist and fingers?