Vocabulary

• due to: Because of; owing to
• such as: For example; like
• used to: Did regularly before, but don't do now
• on to: Toward something; forward
• move on: To decide to change or go to a different place
• end in: To have something as the final result.
• in the world: Used to emphasize a question expressing surprise, confusion, disbelief
• another method: An alternative way of doing something.
• in terms of
• as with: In the same way that something happens or is true of something else.
• take on: To acquire a new characteristic
• on earth: Used to emphasize a question expressing surprise or anger.
• ring in: To call by telephone.
• as well as: Also; in addition to
• prior to: Before a particular time or event.
• in the air: Present or circulating in the atmosphere.
• radioactive element: A chemical element that emits radiation as a result of nuclear instability.
• in the dark: Uninformed about something; unaware.
• lead to: To result in some action
• material: Cloth; fabric
• acquire: To get or earn something by thinking or working
• compound: Series of buildings that are walled or fenced off
• absorb: To take up all attention / energy of something
• similar: Nearly the same; alike
• formula: A mathematical or scientific rule
• digestive: Concerning processes of converting food to energy
• form: Sports team or person's current winning record
• cast: People who appear in a play or movie
• rapidly: With great speed; quickly
• primarily: In the most basic or important way
• rigid: Stiff rather than flexible
• due: When something is required or expected
• contraction: Process of becoming smaller in length/size
• calcium: A substance important for making bones and teeth
• yield: To bend or break because of a strong force
• foam: Mix of a liquid and air to form a mass of bubbles
• vacuum: Space with absolutely no air in it
• produce: Fresh foods such as fruits and vegetables
• element: Essential or particular part of something
• sodium: A soft, white chemical element
• react: To change when mixing with other chemicals
• fake: Not real; made to look like something real
• carbon: Chemical element with an atomic number of 6
• important: Having power or authority
• mineral: Substance naturally formed in the ground
• habit: Loose clothing like a cloak, worn by monks, nuns
• decay: To be slowly destroyed by natural processes; rot
• liquid: (Of wealth) being able to be spent as cash
• lick: To pass the tongue along something, e.g. ice cream
• act: To behave in a certain way
• glow: Pink color in the face, e.g. from exercise/emotion
• melt: To disappear or to go away
• great: Very good; better than before
• nitrogen: A colorless chemical element without a smell
• summary: Brief, complete and accurate
• metal: Usually hard shiny material mined from rock
• world: All the humans, events, activities on the earth
• photosynthesis: Process of plants using the sun to make their food
• muscle: Physical power
• toothpaste: A paste used for cleaning teeth
• group: Two or more musicians who play music together
• powder: Dry material made up of small powder-like pieces
• availability: Being present and able to be used
• magnesium: Silver, white metal burning with a white flame
• united: To join or come together for the same goal
• light: To cause something to burn; put a burning match to
• image: Picture, sculpture or painting of something
• earth: Wire connecting an electrical device to the ground
• strong: (Of tea or beer) dark or thick
• paint: To make a picture with colored liquids
• price: Person's name
• emerald: Green-colored gemstone
• radioactive: Emitting harmful energy from nuclear activity
• call: A order or request for action
• carbonate: To charge a drink with carbon dioxide
• zinc: Bluish white metal used in making brass
• cubic: Measurement of the length, width, and height
• fission: Form of nuclear energy where particles combine
• oxide: Compound from combining oxygen with a chemical
• lattice: Openwork structure of crossed strips of wood, etc.
• alkaline: Containing or behaving like an alkali
• nanometer: One billionth of a meter
• radium: Radioactive element occurring in uranium ore
• blackboard: Board that someone, e.g. a teacher, writes on
• zirconium: White crystalline oxide; used in insulation
• gypsum: Whitish mineral used to make cements and plasters
• luminescent: Emitting light not caused by heat
• dolomite: Kind of sedimentary rock resembling marble
• superconductor: Material allowing electrons to pass through easily