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

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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 GermanFranki (1.8k points)

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

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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 LouiePartrid (1.8k 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 FlorianRegis (2.0k points)

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

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

asked Jan 6 in Science by TammiTolbert (2.1k points)

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

asked Jan 6 in Science by Sterling80B (2.1k 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 AntonyKnotts (1.8k 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 SteveAdamson (1.7k points)

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What is a measure that has both size and direction?

asked Jan 6 in Science by TereseAbner (1.8k points)

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What is a measure of the size of sound waves?

asked Jan 6 in Science by BlancaVennin (1.5k 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 StanleySparr (1.3k 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 ChastityHoll (1.8k points)

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

asked Jan 6 in Science by ZacheryHunge (1.6k points)

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What is a measure of the amount of space a substance or an object takes up?

asked Jan 6 in Science by ChristenaGra (1.6k points)

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What is a measure of how much energy is needed to change the temperature of a substance?

asked Jan 6 in Science by KaraTva8370 (2.3k points)

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What is a measure of both speed and direction of motion?

asked Jan 6 in Science by JereGerald1 (1.6k points)

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What is a mass spectrometer used to measure?

asked Jan 6 in Science by JadaRivett2 (2.1k points)

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