A 2.5 Coulomb charge is placed in an electric field where it experiences an electrical force of 50.N. What is the value of the
electrical field at the place where the charge is located?
Remember to identify all data (givens and unknowns), list equations
used, show all your work, and include units and the proper number of
significant digits to receive full credit. (5 points)

World class speed skaters can skate a 3,000-m course in about 4 minutes. what is their average speed for this course? a. 12.5 m/sb. 1.33 m/sc. 1.25 m/sd. 13.3 m/s

Who was the first scientist to measure speed as distance over time?

You are a sales representative for a company that makes a new alternate fuel for vehicles. you have prepared a presentation for the environmental engineers to sell your new product. what question do you expect the audience to ask regarding whether the new fuel will cause less damage to the environment? a. do we have to change any parts of the vehicle to use this alternate fuel? b. will the vehicles get better fuel mileage with the alternate fuel? c. how much greenhouse gas does your fuel produce compared with current fuel sources? d. is the alternate fuel more expensive than fossil fuel?