When the winch is pulling it up it's first hill, it is losing it's energy to give it to the coaster. It starts gaining energy because its height. Then when it goes down the hill, gravity kicks in and the potential energy turns into kinetic energy.
Steam is often used as a central heating system when heating many buildings froma central location. So the correct option for the given question is option "D". Steam is actually generated ina single room or place mechanically or by useing fossil fuel or solar energy and then it is passed through pipelines to several rooms and buidings. This kind of system is mostly used when heating several rooms or building at once. Electric heaters are normally avoided as the cost of electricity is far higher than any other source of heating.
The player that possess the best ball handling skills and usually handles
the ball often is referred to as the point guard.
Point guards in basketball are referred to as the players who have certain
characteristics such as speed ,an excellent ball handling skills and
leadership qualities.
Point guards is similar to the creative midfielder in soccer which helps to
dictate play and create chances for other team mates which is why they
handle the ball often.
Read more on brainly.com/question/25759951
Low coefficient of friction
1. flying a plane (friction between air and plane)
2. ice skating (friction between ice and skate blade)
3. swimming (water & skin)
4. rowing a boat (water and boat)