Afisherman casts his lure at an angle of 33 degrees above the horizontal. the lure reaches a maximum height of 2.3 m. assuming no frictional forces, what was the initial velocity the fisherman gave the lure when he cast it?
12.34 m/s

28.45 m/s

34.91 m/s

21.29 m/s

To travel at constant speed, a car engine provides 24kw of useful power. the driving force on the car is 600n. at what speed does it travel?

The total amount of energy contained in an object

Which of the following is a characteristic shared by both electron and light microscopes? a. they both employ the use of objective lenses. b. both microscopes require an internal camera to visualize the specimen. c. both microscopes have a resolving power of 0.01 nm. d. they both utilize white light to magnify the specimen.