1. a 2-kg bowling ball sits on top of a building that is 40 meters tall. circle one: ke / gpe / both show your work for finding the values of each type of energy the object has: (( your own work ))

What is the average speed of a car that travels 40 mph for 1 hour and 60 mph in another hour?

Suppose you plot the distance traveled by an object at various times and you discover that the graph is not a straight line. what does this indicate about the object's acceleration?

Ascientist notices that an oil slick floating on water when viewed from above has many different colors reflecting off the surface, making it look rainbow-like (an effect known as iridescence). she aims a spectrometer at a particular spot and measures the wavelength to be 750 nm (in air). the index of refraction of water is 1.3