A 120-kg roller coaster cart is being tested on a new track, and a crash test dummy is loaded into it. The roller coaster starts from rest at point A which is 35m above the ground. The cart observed is to roll down the track to point B, which is 10 m above the ground. In your own words, what physics idea would you be able to use to predict how fast the cart is moving at point B?

with the invention of the automobile, the woman of the house could drive to the store and get groceries. women were also free to socialize more. during world war ii women were allowed to work in factories to the war effort and could drive to work or ride mass transit buses to their jobs.

he made 11 calls in one day

higher potential

explanation:

because it is in a high speed so it must move into a of high potential