Vocabulary

• on earth: Used to emphasize a question expressing surprise or anger.
• in the air: Present or circulating in the atmosphere.
• on the surface: Appearing to be true or real until examined more closely.
• for the rest: Concerning the remaining people or things.
• play in: To participate or compete in a game or competition.
• carry out
• thanks to: Because of; as a result of.
• cause: Belief, goal or organization that people support
• eventually: After a long time; after many attempts; in the end
• life: All the living things e.g. animals, plants, humans
• acquire: To get or earn something by thinking or working
• start: First time or place that a thing exists; beginning
• complex: Group of buildings all used for the same purpose
• give: Degree of flexibility in something, a material
• extra: More than necessary; additional
• atmosphere: Air around us
• mass: Religious ceremony in some Christian churches
• today: This day; day that is happening now
• spare: To make (money or time) available for
• absorb: To take up all attention / energy of something
• energy: Physical or mental strength
• ancestor: A person from your family that lived in the past
• story: One of many floors or levels in a building
• catastrophe: Very bad disaster causing much suffering, etc.
• chemical: Basic substance produced by mixing elements
• water: Clear liquid that forms the seas, rivers and rain
• react: To change when mixing with other chemicals
• oxygen: A gas in the air that we need to breathe
• earth: Wire connecting an electrical device to the ground
• carbon: Chemical element with an atomic number of 6
• swallow: To believe (something that is not true)
• adjust: To change; to attain a desired state or function
• organism: Living thing, often one that is small
• soil: Conditions in which something develops
• soak: To make something completely wet
• pump: To make liquid or gas flow in a particular direction
• harness: To capture the power of something
• dioxide: An oxide containing two oxides per molecule
• blanket: Piece of cloth you covers yourself with in bed
• air: Mixture of gases around the earth that we breathe
• float: To sell the shares of a company publicly
• microbe: Very small, microscopic, living thing
• extinction: When every example of animal, plant is dead
• membrane: Outside covering of a cell
• thin: Flowing with ease; with a high percentage of water
• pivotal: Having a lot of importance
• rich: Having a lot of money or valuable possessions
• gas: Elements in our air, like oxygen or nitrogen
• nitrogen: A colorless chemical element without a smell
• methane: Colorless gas without smell often used as fuel
• approximate: About; not exact but close
• aerobic: Needing oxygen to live
• sloth: Someone not wanting to work because they are lazy
• photosynthesis: Process of plants using the sun to make their food
• diversify: To make or become more varied
• prehistoric: Relating to the period before written history
• atmospheric: Concerning or located in the air around us
• sunlight: Rays of light coming from the sun
• microbial: Concerning, involving or caused by being microbes
• Antarctic: The region around the south pole: Antarctica and surrounding waters
• anaerobic: Living without oxygen from the air
• pave: To build a hard even surface for traveling on
• pollute: To make dirty, impure or harmful to environment
• snowball: Ball of snow you throw at each other