lead
v. to show the way; to command; to control; to go first
embassy
n. the offices of an ambassador and his or her assistants
pull
v. to use force to move something toward the person or thing using the force; opposite push
pressure
n. the force produced when something is pushed down or against something else
expel
v. to force out; to remove from; to send away
stay
v. to continue to be where one is; to remain; to not leave; to live for a time ("They stayed in New York for two years.")
chemistry
n. the scientific study of substances, what they are made of, how they act under different conditions, and how they form other substances
earth
n. the planet we all live on; the ground or soil
swim
v. to move through water by making motions with the arms and legs
tube
n. a long, round structure through which liquids or gases can flow; a long, thin container in which they can be kept
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