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Unit 4

Energy issues

TermDefinition
abundant adj. present or existing in large quantities.
layers n. pieces of a material or substances that cover a surface or are between two other thing
shortages n. conditions in which there is not enough of something.
disadvantage n. a factor which makes a person or a thing less useful successful than other people or things.
enthusiasm n. the feeling of being very interested in or excited about something.
renewable adj. resources that are natural and
principle (n.) a general belief about the way something should behave
incentives n. thing that encourage you to want to work hard or take action.
Created by: paquita
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