Vocabulary

• on earth: Used to emphasize a question expressing surprise or anger.
• have to: Must do
• land on: To come down to the ground or another surface after flying or falling.
• hold in: To hide your emotions and not let them show
• burn up: To consume all of something, e.g. fuel, energy
• go around: (Of news, gossip) to be known; circulate
• imaginary line: A line that exists only in the mind or on paper, not in reality, used for reference or demarcation.
• inside of: Within; in the inner part of.
• in half: Divided into two equal parts.
• break through: To move quickly through (wall, etc.) using force
• dig deep: To make a great effort; to try very hard.
• on the surface: Appearing to be true or real until examined more closely.
• come up to: To meet expectations
• as well as: Also; in addition to
• live on: To continue to exist or be remembered.
• care of: Used in an address to indicate the person who will receive the mail for someone else.
• entire: Complete or full; with no part left out; whole
• straight: Not having curves, bends, or angles
• completely: In every way or as much as possible
• solid: Being able to be trusted; reliable
• atmosphere: Air around us
• unique: Unlike other things; being the only one like it
• pressure: Anxiety caused by difficult problems
• feature: Special report in a magazine or paper
• exist: To be present, alive or real
• crust: Hard outer layer of something, e.g. the earth
• reach: To come to or arrive at a goal or destination
• universe: All of space that contains planets and stars
• cause: Belief, goal or organization that people support
• surface: To give (road) a top layer
• orbit: Path an object takes as it circles another object
• core: To take out the central section of a fruit
• rub: To spread a cream, etc., using a repeated motion
• planet: One of the bodies that orbit the sun
• thick: Difficult to see through, as fog
• break: To create a new record e.g. running the 100m dash
• ground: To break (coffee, etc.) into tiny bits with machine
• oxygen: A gas in the air that we need to breathe
• fall: Season after summer and before winter; Autumn
• layer: One of several sheets of a material or object
• radiation: Energy transmitted as rays, waves or particles
• tilt: To change to a newly preferred idea or opinion
• lot: What happens to a person in life from chance; fate
• blanket: Piece of cloth you covers yourself with in bed
• important: Having power or authority
• place: To put someone in a particular type of situation
• harmful: Likely to cause damage or injury
• evaporate: To pass off or away; to disappear
• learn: To get knowledge or skills by study or experience
• system: Set of organized, planned ideas that work together
• act: To behave in a certain way
• pole: One of two opposite ideas, qualities or positions
• melt: To disappear or to go away
• solar: Concerning the sun, or its heat
• protect: To defend someone or something from harm or danger
• land: Region or country
• space: Empty area kept for a specific reason, like a car
• nitrogen: A colorless chemical element without a smell
• axis: A line about which a rotating body turns
• include: To make someone, something part of a group
• mantle: History cloak without sleeves worn over clothes
• rotate: To regularly change people who perform a role
• iron: Heavy metal device heated to smooth clothes
• magma: Hot liquid rock from the Earth's crust
• nickel: American coin worth 5 cents
• outermost: Situated the farthest possible point from a center