Vocabulary

• look at: To use your eyes to focus on something
• think of: To look on as (being something specific); consider
• in the presence of: While someone or something else is present.
• swing out: To move outward in a smooth, circular motion, especially when dancing.
• have to: Must do
• run in: To arrest person and take them to police station
• instead of: When one thing is replaced by another
• as opposed to: In contrast to; rather than.
• due to: Because of; owing to
• as well as: Also; in addition to
• in general: Typically; usually; on the whole.
• as with: In the same way that something happens or is true of something else.
• depending on: To rely on for support (financial or emotional)
• specific: Precise; particular; just about that thing
• sort: To organize things by putting them into groups
• basically: Used before you explain something simply, clearly
• matter: To be of great importance; to count
• term: Conditions applying to an agreement, contract
• positive: Showing agreement or support for something
• presence: The same place or area that a person is
• structure: The way in which the parts of a system or object are arranged or organized, or a system arranged in this way
• negative: The opposite to a positive electrical charge
• aware: Knowing or feeling that something exists
• imagine: To think creatively about; form mental picture of
• initially: At first; originally
• molecule: Two or more atoms chemically combined
• bit: Device put in a horse's mouth to control it
• bond: Rope, chain or other thing used to tie someone up
• substitute: To perform the tasks instead of someone else
• mechanism: Part of a machine that performs a certain function
• mean: Average of a set of numbers
• occur: To come to pass or to happen
• exclusively: For the use of only one person or group
• direction: When someone tells people what to do
• simply: In an easy or clear manner
• primary: Most important, most basic or essential
• form: Sports team or person's current winning record
• typical: Normal; usual; expected
• charge: To run quickly toward someone to attack them
• reaction: Bodily response to a drug or something eaten
• pretty: Being attractive to the eye in a simple way
• reason: To think and make conclusions in a logical manner
• guess: To give an answer without knowing if it is correct
• due: When something is required or expected
• standard: Official unit of measuring something
• oxygen: A gas in the air that we need to breathe
• participate: To take part with others in doing something
• strange: Unusual or odd; surprising because unexpected
• leave: To go away from; depart
• intermediate: Between; in the middle; moderate
• moment: Very short or brief period of time
• carbon: Chemical element with an atomic number of 6
• partially: In part; in some degree; not wholly
• hydrogen: Lightest of all chemical elements
• mixture: Something made by combining two or more things
• density: Degree to which an area is filled or covered
• reciprocal: Equal and meeting the needs of both sides
• polar: Concerning the areas near the North or South poles
• atom: Smallest bit that matter can be broken down into
• insert: To put something into a certain place or spot
• anti: A prefix meaning 'against' or 'opposed'
• neutralize: To remove or take away a threat
• positively: In a manner showing agreement or support for
• differ: To be different; to be not like others
• reiterate: To say something again for further emphasis
• hydration: Process of supplying or adding water to
• proton: Tiny part of atom with positive electrical charge
• electron: A negatively charged particle
• stereo: Device transmitting sound through two speakers
• ion: Atoms with either a positive or negative charge
• specificity: Quality of being specific rather than general
• pi: The ratio of the circumference to the diameter