The basic principle of energy is: Energy can be created but not destroyed.
Energy can neither be created nor destroyed.
Energy cannot be created but can be destroyed.

Which us president proposed a decimal based measurement system for the us

You have previously chosen a side to an issue, stated a claim, and you have written ideas about your claim in your argument organizer. now you will use your ideas from the organizer (and tips from this lesson) to write the introduction to your argument. in your introduction, remember to include: basic information on your topic a reason to care about the issue your specific claim that is clearly focused on your issue (exclude all personal feelings and the pronoun “i”) write three or more complete sentences write in formal style using the third person point of view. use correct grammar, punctuation, and spelling.

Katie and her father are looking at the pipes around their house. they find that some of the pipes have rust on them, making them look and feel different than normal pipes. what kind of change have the rusted pipes gone through? a. a physical change b. a vibration change c. a chemical change d. a temperature change