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Biology > Vocab > Flashcards

Vocab Flashcards

0
Q

No def shape or volume, takes over all container

A

Liquid

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1
Q

No def shape or volume/ takes up room it’s in

A

Gas

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2
Q

Has definite shape and volume

A

Solid

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3
Q

Building block of all matter, contains subatomic particles-neutrons, protons, elections

A

Atom

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4
Q

Positively charged particle that occupies space around an atoms nucleus

A

Proton

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5
Q

Negatively charged proton that takes up space around atoms nucleus

A

Electron

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6
Q

No charge

A

Neutron

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7
Q

Atom that’s negatively or positively charged because it has lost or gained more electrons

A

Ion

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8
Q

Electrical attraction between two oppositely charged atoms or groups of atoms; easily broken

A

Ionic bond

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9
Q

Type of chemical bond formed when atoms share electrons

A

Covalent bond

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10
Q

Pure substance with unique properties; formed when two or more elements combine

A

Compound

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11
Q

Compound whose atoms are held together by covalent bonds

A

Molecule

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12
Q

Representative using symbols

A

Chemical formula

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13
Q

Reactant on the left, product on the right

A

Chemical equation

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14
Q

Acid levels

A

pH

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15
Q

Mass can’t be created or destroyed

A

Law of conservation of mass

16
Q

Energy can’t be created or destroyed

A

Law of conservation of energy

17
Q

Substance that releases hydrogen ions when dissolved in water; ph level less than 7

A

Acid

18
Q

Substance that released hydroxide ions when dissolved in water; oh more than 7

A

Base

19
Q

Pure substance composed of only one type of atom; can’t be broken down into another substance

A

Element

20
Q

Hydrophobic biological molecule composed mostly of carbon and hydrogen (FATS, OILS, and WAX)

A

Lipid

21
Q

Carbohydrate

A

Organic compound contacting carbon, hydrogen and oxygen in a ratio of one oxygen and two hydrogen atoms for each carbon atom

22
Q

Carbon compound joined by peptide bonds; building blocks of proteins

A

Amino acids

23
Q

Simplest form of carbohydrates; MONO =ONE

A

Monosaccharide

24
Q

Same kind

A

Homogeneous

25
Q

Different kind

A

Heterogeneous

Biology (5 decks)

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