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TOEFL Vocab: Science

Subjects : toefl, english, vocabulary
Instructions:
  • Answer 40 questions in 15 minutes.
  • If you are not ready to take this test, you can study here.
  • Match each statement with the correct term.
  • Don't refresh. All questions and answers are randomly picked and ordered every time you load a test.

This is a study tool. The 3 wrong answers for each question are randomly chosen from answers to other questions. So, you might find at times the answers obvious, but you will see it re-enforces your understanding as you take the test each time.
1. The cost per unit of a good or service; the motion or change that happens in a certain time






2. Chosen simply by whim or chance - not for any specific reason






3. Practically; in a way that can work






4. A central or essential part around which other parts are gathered; a core






5. To come from; usually through a long - slow process






6. To press together






7. Quickly and efficiently






8. Of; or relating to - the sun






9. The point of origin or creation






10. Next to






11. In a whole or complete manner






12. Being an equal distance apart everywhere






13. Discovering something that cannot easily be found






14. Precision; exactness






15. A part in relation to the whole






16. At a very fast rate






17. To increase or make as great as possible






18. The act of keeping something in good condition






19. To change; to get accustomed to something






20. To transport from one place to another; to transmit or make known






21. To set off or initiate






22. Separately; distinctly






23. The process of burning






24. To turn around; to take turns in sequence






25. One part of a system or whole






26. To move throughout an area or group; to move along a somewhat circular route






27. The number written below the line in a fraction






28. To lie over part of something; to have elements in common






29. An imitation or representation






30. To keep or hold






31. Setting something into position for use






32. To be slowly weakened by chemical reactions






33. Something constructed - such as a building






34. To pass slowly for a long time - as a liquid or gas might






35. To make use of; to carry out






36. To organize or arrange in succession






37. Ahead of the times; novel






38. To empty or hollow out






39. Immeasurably small






40. To spread of flow throughout; to pass through or penetrate