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Most scientific terms are based on Latin or Greek roots. See if you know which ones.

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Vocabulary of Science

english root root language from root meaning notes
collision Middle English, from Late Latin collsi, collsin-, from Latin collsus, past participle of colldere, to collide Latin collidere to collide late latin from Middle English
elastic Latin elasticus, from Late Greek elastos variant of Greek elatos elaunein  beaten, ductile, to beat out
energy French énergie, from Late Latin energa, from Greek energeia, from , active en-, in, at; see en-2 + ergon, work; see werg- in Indo-European Roots. Greek energos    
force Middle English, from Old French, from Medieval Latin, from neuter pl.  . Latin  fortia


im·pulse  impulsus Latin impellere past participle of to impel. The product obtained by multiplying the average value of a force by the time during which it acts. The impulse equals the change in momentum produced by the force in this time interval.
ki·net·ic Greek kntikos, from kntos, moving, from knein, to move. See kei-2 in Indo-European Roots Greek kntos  
  1. Of, relating to, or produced by motion.

  2. Relating to or exhibiting kinesis.


mo·men·tum Latin mmentum, movement, from *movimentum, from movre, to move. See meu- in Indo-European Roots.       A measure of the motion of a body equal to the product of its mass and velocity. Also called linear momentum.
ob·serv·a·bles Middle English observen, to conform to, from Old French observer, from Latin observre, to abide by, watch  : ob-, over; see ob- + servre, to keep, watch; see ser-1 in Indo-European Roots.       A physical property, such as weight or temperature, that can be observed or measured directly, as distinguished from a quantity, such as work or entropy, that must be derived from observed quantities.
po·ten·tial Middle English potencial, from Old French potenciel, from Late Latin potentilis, powerful, from Latin potentia, power, from potns, potent- present participle of posse, to be able. See potent.       The work required to move a unit of positive charge, a magnetic pole, or an amount of mass from a reference point to a designated point in a static electric, magnetic, or gravitational field; potential energy.
pow·er Middle English, from Old French pooir, to be able, power, from Vulgar Latin *potre, to be able, from potis, able, powerful. See poti- in Indo-European Roots      

 The rate at which work is done, expressed as the amount of work per unit time and commonly measured in units such as the watt and horsepower.


ve·loc·i·ty Middle English velocite, from Old French, from Latin vlcits, from vlx, vlc-, fast. See weg- in Indo-European Roots.      

A vector quantity whose magnitude is a body's speed and whose direction is the body's direction of motion.


work Middle English, from Old English weorc. See werg- in Indo-European Roots      

The transfer of energy from one physical system to another, especially the transfer of energy to a body by the application of a force that moves the body in the direction of the force.

It is calculated as the product of the force and the distance through which the body moves