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Rocket science


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condensation
the drops of water that appear on cold windows or other surfaces, as a result of hot air or steam becoming cool
debris
broken or torn pieces of something larger
eclipse
an occasion when the sun disappears from view, either completely or partly, while the moon is moving between it and the earth, or when the moon becomes darker while the shadow of the earth moves over it:
evaporation
the process of changing from a liquid to a gas, or a change from a liquid to a gas
gravity
the force that attracts objects towards one another, especially the force that makes things fall to the ground
harbour
an area of water next to the coast, often protected from the sea by a thick wall, where ships and boats can shelter
light year
the distance that light travels in one year (about 9.5 million million kilometres)
astronomical
connected with astronomy
climatic
relating to general weather conditions
colossal
extremely large
fascinating
extremely interesting
immeasurable
so large or great that it cannot be measured or known exactly
imperceptible
unable to be noticed or felt because of being very slight
magnetic
with the power of a magnet
minuscule
extremely small in size or amount
transient
lasting for only a short time; temporary
vast
extremely big
activate
to cause something to start
burst
to break open or apart suddenly, or to make something do this:
collide
(especially of moving objects) to hit something violently
dilute
to make a liquid weaker by mixing in something else
dissolve
(of a solid) to be absorbed by a liquid, especially when mixed, or (of a liquid) to absorb a solid
penetrate
to move into or through something
pierce
to go into or through something, making a hole in it using a sharp point
reflect
If a surface reflects light, heat, sound, or an image, it sends the light, etc. back and does not absorb it
repel
to force something or someone to move away or stop attacking you
solidify
to change from being a liquid or gas to a solid form, or to make something do this
spin
turn or whirl round quickly.
totality
the whole of something
rugged
(of ground or terrain) having a broken, rocky, and uneven surface.
coincidence
an occasion when two or more similar things happen at the same time, especially in a way that is unlikely and surprising:
smash
to cause something to break noisily into a lot of small pieces:
radically
relating to the most important parts of something or someone; complete or extreme:
expel
to force air or liquid out of something;to force someone to leave a school, organization, or country:
congeal
to change from a liquid or soft state to a thick or solid state
boon
something that is very helpful and improves the quality of life
wobble
to (cause something to) shake or move from side to side in a way that shows poor balance
gently
calmly, kindly, or softly
rotational
relating to a system in which the person who does a particular job is regularly changed
protracted
lasting for a long time or made to last longer than necessary:
momentary
lasting for a very short time
minute
used in spoken English to mean a very short time:
corrosion
the process of corroding, or metal that has been corroded:
marble
a type of very hard rock that has a pattern of lines going through it, feels cold, and can be polished to become smooth and shiny
swivel
to (cause to) turn around a central point in order to face in another direction
inflate
to make something increase in size by filling it with air
sonic
of sound or the speed at which sound travels in air
momentum
the force that keeps an object moving or keeps an event developing after it has started
Level 11