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What is a reaction in which an atom or molecule is added to an unsaturated molecule, making a single product?

asked Jan 6 in Science by DaleHarman77 (510 points)

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What is a random change in an organism's genes?

asked Jan 6 in Science by GennieRace87 (310 points)

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What is a push or a pull acting on an object?

asked Jan 6 in Science by MadelineRobe (770 points)

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What is a purification process where the components of a liquid mixture are vaporized and then condensed and isolated?

asked Jan 6 in Science by GregoryFrank (450 points)

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What is a pure substance that cannot be separated into any other substances called?

asked Jan 6 in Science by AdanJankowsk (510 points)

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What is a process where some substances called reactants change chemically into different substances called products?

asked Jan 6 in Science by CharliConti (590 points)

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What is a prerequisite for fertilization to take place in plants?

asked Jan 6 in Science by DeeWerfel407 (590 points)

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asked Jan 6 in Science by ClarissaBeac (370 points)

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What is a person who studies the frequency and distribution of disease within human populations and environments called?

asked Jan 6 in Science by ClariceCraig (430 points)

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What is a network solid and consists of carbon atoms covalently bonded to one another in a repeating three-dimensional pattern?

asked Jan 6 in Science by RebekahOsbor (510 points)

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What is a molecule with two fatty acids and a modified phosphate group attached to a glycerol backbone?

asked Jan 6 in Science by FlynnFlorey3 (690 points)

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What is a mixture of potassium nitrate, sulfur, and charcoal?

asked Jan 6 in Science by MarquisSleep (350 points)

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What is a mixture of metal with one or more other elements?

asked Jan 6 in Science by Matthias3573 (390 points)

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What is a mixture of eroded rock, minerals, partly decomposed organic matter, and other materials called?

asked Jan 6 in Science by QJCStuart42 (510 points)

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What is a measurement of the amount of variation of the species in a given area called?

asked Jan 6 in Science by ChadwickIeve (270 points)

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What is a measure that has both size and direction?

asked Jan 6 in Science by KassieNewbig (470 points)

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What is a measure of the size of sound waves?

asked Jan 6 in Science by ZoeDodd3859 (770 points)

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What is a measure of the force of gravity pulling on an object of a given mass?

asked Jan 6 in Science by HelenaGodoy5 (670 points)

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What is a measure of the average amount of energy of motion, or kinetic energy, a system contains called?

asked Jan 6 in Science by NydiaAngulo5 (450 points)

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What is a measure of the amount of space that a substance or an object occupies?

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