1. Bobbie is playing with his radio-controlled car by using a handheld remote box. What type of energy is being used to power Bobbie's car? (SC.5.P.10.1) A. chemical energy B. electrical energy C. heat energy D. mechanical energy HELP PLS​

When fat comes in contact with sodium hydroxide, it produces soap and glycerin. determine whether this is a physical change or a chemical change. explain your answer

The us government wants to allocate billions of dollars in the next 10 years to assure our future energy security. the funds will be spread among a variety of possible energy resources. where do you think the government should put the greatest support: solar energy, wind energy, clean coal, oil exploration, gas exploration, or a combination of sources? are there other efforts that should be explored? support your position with cited information for both questions.

Why is the energy that results from a roller coaster's position at the top of a hill referred to as potential energy?