STAAR Grade 8 Science: Force, Motion, Energy

Vocabulary.com's STAAR Grade 8 Science lists cover many of the essential terms and concepts that you'll be expected to know on test day. Boost your confidence and your test score by mastering these important words.
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Full list of words from this list:

words only definitions & notes
  1. acceleration
    (physics) a rate of increase of velocity
  2. average
    indicating the statistical norm or mean of a set of values
  3. chemical energy
    that part of the energy in a substance that can be released by a chemical reaction
  4. conservation
    maintenance of constant physical or chemical quantities
  5. electrical energy
    energy made available by the flow of electric charge through a conductor
  6. electricity
    energy from the flow of charge through a conductor
  7. energy
    the capacity of a physical system to do work
  8. force
    influence that results in motion, stress, etc. when applied
  9. frequency
    the number of occurrences within a given time period
  10. inertia
    the tendency of something to stay in rest or motion
  11. kinetic
    relating to the motion of material bodies and their forces
  12. magnetism
    attraction for iron
  13. mechanical energy
    energy in a mechanical form
  14. motion
    an event that involves a change in the position of something
  15. newton
    force imparting acceleration of 1 m/sec/sec to 1 kilogram
  16. potential energy
    energy stored by a body or system by virtue of its position
  17. spectrum
    an ordered array of the components of an emission or wave
  18. speed
    distance travelled per unit time
  19. thermal
    relating to or associated with heat
  20. velocity
    distance traveled per unit time in one direction
  21. wave
    (physics) a movement up and down or back and forth
  22. wavelength
    distance between successive crests of a periodic disturbance
Created on Tue Jun 15 16:25:10 EDT 2021 (updated Wed Jun 16 13:19:01 EDT 2021)

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