1) what is the potential energy at the end of the loop? 2)what is the kinetic energy at the end of the loop(based upon photogate time?

release the car and record the time from the photogate at the bottom of the hill and answer the top questions:
i attached an image that shows the recorded time

this allows people to make the best decision or pursue the best option. when alternatives are weighed using their advantages and disadvantages, the option whose disadvantages outweigh the advantages (based on a qualitative or quantitative analysis) are shunned while those whose advantages outweigh their disadvantages are pursued.  

answer: strength i guess

explanation:

c

explanation:

blue light is scattered in different directions by the tiny molecules of air. blue is scattered more than other colours because it has a shorter distance to travel which results in smaller waves. this is why we see a blue sky most of the time.