Vocabulary

• solar cells: Photovoltaic cells that convert sunlight into electricity.
• on earth: Used to emphasize a question expressing surprise or anger.
• think of: To look on as (being something specific); consider
• move around: To change position or location; to go from place to place.
• moving parts: Components of a machine or device that move to perform a function.
• used up: To use all of; consume
• for now: Temporarily; for the present time.
• at night: During the night; in the nighttime.
• back into: To drive a vehicle backwards into a space or area.
• instead of: When one thing is replaced by another
• fall back into: To revert to a previous behavior or condition.
• in places: In some locations but not others
• entire: Complete or full; with no part left out; whole
• obvious: Easily understood and clear; plain to see
• access: Way to enter a place, e.g. a station or stadium
• physical: Health check at the doctors' or hospital
• infrastructure: Basic necessary equipment for a country or region
• negative: The opposite to a positive electrical charge
• completely: In every way or as much as possible
• effective: Working efficiently to produce a desired result
• develop: To explain something in steps and in detail
• current: Electricity flowing through wires
• commercial: Radio or television advertisement
• reflect: To indicate or be a sign of something
• bond: Rope, chain or other thing used to tie someone up
• absorb: To take up all attention / energy of something
• field: Area of study, such as physics or biology
• status: Position or rank relative to others in a society
• political: Being active or interested in government matters
• efficient: Able to produce results without waste
• maintain: To keep saying something a certain way
• mention: To refer to or talk or write about something
• draw: To attract attention to someone or something
• tiny: Very, very small
• external: Concerning foreign countries
• landscape: Area or scene of activity, especially in politics
• abundant: Being in very great supply; plentiful
• inconsistent: Not tying together logically or with the facts
• grid: Electrical network supplying electricity to area
• leave: To go away from; depart
• lot: What happens to a person in life from chance; fate
• solar: Concerning the sun, or its heat
• circuit: An area where cars race in a circle
• aluminum: Very light silvery-white metal used to make cans
• float: To sell the shares of a company publicly
• wear: To have clothes, glasses, shoes etc. on your body
• mobile: Able to be moved or able to move
• reliance: State of being dependent on something for help
• world: All the humans, events, activities on the earth
• atom: Smallest bit that matter can be broken down into
• return: To hit something back to the other player or team
• spite: Wish to hurt another person; malice; maliciousness
• type: Printed letters or blocks used for printing them
• side: To decide to agree with one point, not the other
• negatively: In a harmful, unwanted or unhelpful manner
• location: Particular position or area of place, event, etc.
• earth: Wire connecting an electrical device to the ground
• thin: Flowing with ease; with a high percentage of water
• positively: In a manner showing agreement or support for
• lobby: Main entrance and waiting room of public building
• call: A order or request for action
• kerosene: A liquid fuel used in heaters, lamps
• silicon: Mineral used in making steel and computer parts
• photon: Particle with energy but no mass, electric charge
• electron: A negatively charged particle
• lightbulb: Electric bulb from which light comes
• logistical: Concerning planning and organizing a large project
• cellphone: Phone you can take with you everywhere