Vocabulary

• instead of: When one thing is replaced by another
• around the world: In or to many countries.
• run on: To continue longer than expected, e.g. a meeting
• have to: Must do
• lead to: To result in some action
• energy sources: Materials or processes that can produce energy.
• thanks to: Because of; as a result of.
• into space: Toward or entering the region beyond Earth's atmosphere.
• talking about: To discuss a particular topic.
• move on: To decide to change or go to a different place
• of course: Sure ; Certainly
• figure out: To understand the behavior of someone
• abundant in: Present in great quantity; plentiful in.
• home in: Move or direct toward a specific target or goal.
• also known as: Also called; alternatively named.
• water down: To add water to a drink or other liquid in order to make it less strong, concentrated, or thick.
• in use: Being used at the present time.
• used up: To use all of; consume
• by the day: With each passing day; daily.
• in the world: Used to emphasize a question expressing surprise, confusion, or disbelief.
• in fact: Used to emphasize the truth of a statement, especially one that contrasts with or contradicts something else.
• back in the day: In the past; in former times.
• used to: Did regularly before, but don't do now
• once and for all: Completely and finally; decisively.
• before long: Soon; in a short time.
• back into: To drive a vehicle backwards into a space or area.
• allow for: To take into consideration
• Easier said than done: More difficult than it appears to be.
• wind: A current of air moving approximately horizontally, especially one strong enough to be felt
• world: All the humans, events, activities on the earth
• water: Clear liquid that forms the seas, rivers and rain
• plant: Factory or a place where things are made
• sun: Light and heat coming from a large star in the sky
• station: (Army) to be posted to a place to perform duties
• day: A period of 24 hours beginning at midnight
• fast: In a way that is difficult to move or change
• big: Popular
• cheap: Not costing a lot of money
• food: What people and animals eat to live
• run: To depart or travel according to a schedule
• expensive: Costing a lot of money
• drinking: To put water in your body through your mouth
• problem: Something difficult to deal with or causes trouble
• electricity: Energy generated positive and negative charges
• oil: A liquid used for frying foods
• cost: A loss or damage occurring when meeting a goal
• space: Empty area kept for a specific reason, like a car
• high: Excited or relaxed from taking drugs
• grow: To get bigger and more mature; make plants do this
• air: Mixture of gases around the earth that we breathe
• idea: Belief, thought, suggestion, opinion or plan
• pocket: Small cloth bag sewn into clothing to hold things
• building: To establish e.g. a reputation, over time
• add: To include as well
• model: Being an excellent example of
• power: Legal or official right to perform certain actions
• energy: Physical or mental strength
• technology: Use or knowledge of science in industry etc.
• fuel: To give power to (a mob, anger, etc.); incite
• pump: To make liquid or gas flow in a particular direction
• efficient: Able to produce results without waste
• giant: Tall, large, and powerful human-like creatures
• system: Set of organized, planned ideas that work together
• waste: To kill or severely harm someone
• huge: Very very large
• electronic: Operating by use of electricity; digital
• inefficient: Unable to act in a way that saves resources
• solve: To figure out a way to handle a difficult problem
• produce: Fresh foods such as fruits and vegetables
• human: A person; a man, woman or child
• solar: Concerning the sun, or its heat
• nuclear: Concerning or involving the center of an atom
• reactor: Device to control nuclear energy as a power source
• entire: Complete or full; with no part left out; whole
• potential: Capable of happening or becoming reality
• tidal: Of the regular rise and fall of the sea level
• highly: In a manner that shows approval
• converted: To switch from a religion, belief etc. to another
• generating: To create or be produced or bring into existence
• overcome: To succeed in a struggle against; defeat
• convert: To switch from a religion, belief etc. to another
• reaction: Bodily response to a drug or something eaten
• cell: Smallest unit of living things in biology
• production: Process of producing or growing food naturally
• pressure: Anxiety caused by difficult problems
• renewable: Being able to be replaced naturally
• obstacle: Object that blocks a path or course
• algae: Green organisms that live in still water
• hydrogen: Lightest of all chemical elements
• turbine: Engine or motor that operates from fluid pressure
• fusion: Combining various things to make something new
• biofuels: Fuel created from plants, etc.
• uranium: Radioactive element used for nuclear energy/weapon
• wastewater
• ethanol: Alcohol especially when it is used as a fuel
• fission: Form of nuclear energy where particles combine
• geothermal: Sourcing heat from the center of the Earth
• magma: Hot liquid rock from the Earth's crust
• buoyant: Capable of floating in a liquid
• radioactive: Emitting harmful energy from nuclear activity
• megawatt: 1,000,000 watts; unit of electric energy