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31 Cards in this Set

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Block and Tackle
A device for lifting that uses pulleys and ropes or chains.
Nuclear Fission
The splitting apart of the nucleus of anatom, resulting in the release of energy
Nuclear Fusion
The joining together (fusing) of the nuclei of atoms
Gunnel
The uppr part of the hull of a boat
Microalgae
Tiny plants that can be seen only through a microscope
Microalgae
Tiny plants that can be seen only through a microscope
Reservoir
A place where water is collected and stored
Tide Pool
A pool of water left after the tide has gone out, often containing a variety of sealfe
Alchemist
A oerson who tries to use magical power to change something of little value in to something precious
Compost
A mixture of decayed organic matter such as dead leaves or manure used fertilizing land
Tilapia
A hardy tropical fish well suited for fish farming
Pitch
1) The Highness or Lowness of a tone or sound 2) A dark, sticky substance used to seal wood or other material against water and weather
Prow
The front of a vessel; the bow
Electromagnet
a magnet made by surrounding an iron or steel core by a coil through which electricity flows
Plasma
A gas so hot that its molecules have broken into elementary particles
Extremities
The Ends of arms and legs; the parts of the body furthesr from the heart
Glucose
A sugar found in many fruits and in animal tissues
Insulation
wrapping, covering, or in some other way protecting something from losing heat
Wind Chill
The Effect of wind in creating a sensation of lower temperature
Caulk
to seal or close up a seam or joint of a boat
Hypothermia
the condition of a body when it loses so much heat that the core temperature drops below normal
Condesation
The process by which a gas or a vapor, such as steam, cools andis reduced to a liquid form
Caulk
to seal or close up a seam or joint of a boat
Dehydration
The removal or loss of water or moisture, especially from the body
Evaporation
The process in which moisture is heated and turns to gas
Solar Still
A device for using the sun's energy to purify water by means of evaporation and condesation
Vapor
An Element that has been changed to a gas and mixed with air
Aquifer
An underground water supply
Molecule
The smallest physical part of something composed of atoms and to small to be
Physicist
A scientists who specializes in matter and energy
Salinity Meter
An instrument that measures the salt content of liquids