Vocabulary

• have to: Must do
• based on: To use something as the foundation or starting point for something else.
• on earth: Used to emphasize a question expressing surprise or anger.
• melt down: To heat a solid material, especially metal, until it becomes liquid.
• in fact: Used to emphasize the truth of a statement, especially one that contrasts with or contradicts something else.
• in the world: Used to emphasize a question expressing surprise, confusion, disbelief
• think about: To consider something carefully.
• once a month: Happening or appearing one time in each month.
• much about: A lot of information or knowledge concerning something.
• almost all of: Nearly the entire quantity or number of something.
• inside of: Within; in the inner part of.
• at work: Located at one's place of employment
• on the shelf: Located on a shelf.
• book on: A book about a particular subject.
• outside of: Located or situated beyond the boundaries or confines of something.
• over time: Gradually; as time passes.
• by itself: Alone; without help or assistance.
• future self: The person you will become in the future, often used in the context of making decisions that will benefit your future well-being.
• see in: To accompany someone to the entrance of a building or room.
• move away: To relocate; to go and live in a different place.
• along with: In addition to; together with.
• water: Clear liquid that forms the seas, rivers and rain
• salt: Natural white crystal used to flavor food
• safe: Highly likely
• world: All the humans, events, activities on the earth
• light: To cause something to burn; put a burning match to
• plant: Factory or a place where things are made
• run: To depart or travel according to a schedule
• expensive: Costing a lot of money
• easy: Not hard to do; not difficult
• make: To arrange or prepare something e.g. dinner
• needed: To be unable to manage without something; require
• good: Proper, appropriate or right
• hot: Angry or excited
• learn: To get knowledge or skills by study or experience
• big: Popular
• cool: Steady and calm when facing difficulties
• moon: To expose your buttocks as a joke
• heat: State of anger, excitement, or arguing
• lose: To be unable to keep in check or control something
• electricity: Energy generated positive and negative charges
• large: Big; of great size; broad, tall, wide, or fat
• air: Mixture of gases around the earth that we breathe
• form: Sports team or person's current winning record
• gas: Elements in our air, like oxygen or nitrogen
• accident: Sudden unplanned event causing damage, injury etc.
• heavy: Greater in amount, degree, or severity than usual
• site: Place that is reserved for a particular activity
• size: How big or small a thing is
• interested: Having had your attention taken; curious
• normal: Standard or regular way of doing something
• energy: Physical or mental strength
• liquid: (Of wealth) being able to be spent as cash
• fuel: To give power to (a mob, anger, etc.); incite
• power: Legal or official right to perform certain actions
• earth: Wire connecting an electrical device to the ground
• produce: Fresh foods such as fruits and vegetables
• plug: Wood, rubber or metal used to block a hole
• atmosphere: Air around us
• frozen: Hard, solid because it is below zero degrees
• thick: Difficult to see through, as fog
• waste: To kill or severely harm someone
• base: Place military personnel live, train, and operate
• condition: To improve something to make it better
• electrical: Related or connected to electricity
• blow: To move something using air
• reactor: Device to control nuclear energy as a power source
• nuclear: Concerning or involving the center of an atom
• pressure: Anxiety caused by difficult problems
• community: Group of people who share a common idea or area
• generate: To create or be produced or bring into existence
• steam: Mist collecting on a surface when wet air cools
• solid: Being able to be trusted; reliable
• melt: To disappear or to go away
• fossil: Plant or animal that became rock after many years
• carbon: Chemical element with an atomic number of 6
• chemically: By means of a chemical process
• survive: To continue to live despite illness or trouble
• solar: Concerning the sun, or its heat
• steel: Very strong or determined character in a person
• supply: Availability of products and services for use
• tank: Container for holding liquid or gas
• sustainable: Capable of continuing for a long time
• diesel: Heavy mineral oil used for power engines
• machinery: System/processes to get official approval, etc.
• coal: Dark hard substance from the earth burnt as a fuel
• stable: In a position where something does not fall over
• drain: Hole or pipe that water, waste etc. flows into
• transmission: Part of car including gears affecting speed of car
• thorium: Soft silvery-white tetravalent radioactive metallic element; isotope is used as a power source in nuclear reactors; occurs in thorite and in monazite sands
• fluoride: Chemical added to water to improve tooth health
• lunar: Concerning, about, or from the moon
• uranium: Radioactive element used for nuclear energy/weapon
• containment: Trying to stop an enemy getting bigger or stronger
• coolant: Fluid agent (gas or liquid) that produces cooling
• vessel: Container, such as a cup, for holding liquids
• Celsius: Another name for 'centigrade'
• meltdown: Very large disaster, where everything goes wrong
• fission: Form of nuclear energy where particles combine
• cookware: Pots, pans, and other containers for use in cooking.
• trench: Long narrow hole dug in the ground
• ether: Formerly, liquid inducing sleep before dental work
• lithium: Soft silver-white univalent element of the alkali metal group; the lightest metal known; occurs in several minerals
• ammonia: Colorless liquid or gas used in cleaning products