Chemical refrigerants are assigned an R number which is determined systematically according to molecular structure.Common refrigerants are frequently referred to as Freon (a registered trademark of DuPont).hemical refrigerants are assigned an R number which is determined systematically according to molecular structure.
Some Rube Goldberg machines. use a complicated series of actions to simply move an object from. one place to another. Any object that is moving, has what is called kinetic energy; giving. an object more speed means giving it more kinetic energy.
He gave man the intelligence to learnhow to use different forms of energy in creative ways. During this unit we willexamine different energy types: God is the creator of the world and the producer ofall its whole being or substances, including these energy types (Psalms 19:3-6). Everything that moves requires energy.The types of energy are listed in theillustration. Brainstorm and list ten types of energy in use in your home (kitchen appliances,power tools, lights, heating) then discuss how the energy is used to makesomething work.e gave man the intelligence to learnhow to use different forms of energy in creative ways. During this unit we willexamine different energy types: God is the creator of the world and the producer ofall its whole being or substances, including these energy types (Psalms 19:3-6). Everything that moves requires energy.