Vocabulary

• used to: Did regularly before, but don't do now
• such as: For example; like
• alternative: Something different you can choose
• concentrate: To cause to be present in large amount or number
• create: To make, cause, or bring into existence
• produce: Fresh foods such as fruits and vegetables
• energy: Physical or mental strength
• fossil: Plant or animal that became rock after many years
• commonly: Typically, normally; not unusually
• urgent: Very important and needing immediate attention
• steam: Mist collecting on a surface when wet air cools
• connect: To associate a thing with something else
• solar: Concerning the sun, or its heat
• electricity: Energy generated positive and negative charges
• step: Movement done as part of a particular dance
• find: To become aware of something that is happening
• heat: State of anger, excitement, or arguing
• boil: To become extremely angry or excited
• collect: By asking the receiver of a call to pay for it
• wind: A current of air moving approximately horizontally, especially one strong enough to be felt
• interesting: Taking your attention; making you want to know
• renewable: Being able to be replaced naturally
• rotate: To regularly change people who perform a role
• electric: Creating a feeling of excitement
• quickly: Without taking a lot of time; fast
• run: To depart or travel according to a schedule
• large: Big; of great size; broad, tall, wide, or fat
• generator: Machine that produces electrical power
• power: Legal or official right to perform certain actions
• water: Clear liquid that forms the seas, rivers and rain
• sunlight: Rays of light coming from the sun
• oil: A liquid used for frying foods
• sun: Light and heat coming from a large star in the sky