Subtest 2 Flashcards

1
Q

Atomic Structure

A

of protons

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2
Q

Atomic Mass

A

of protons + neutrons

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3
Q

atomic weight

A

average of isotopes

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4
Q

fusion

A

when small nucleus combines. Sun uses.

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5
Q

fission

A

large nucleus splits into smaller. Atomic power.

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6
Q

Atomic radius

A

decreases L to R and top to bottom

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7
Q

ionization energy

A

energy required to completely remove an electron from atom or electron

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8
Q

electron affinity

A

energy release when an electron is added to a gaseous atom

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9
Q

electronegativity

A

measure of attraction atom has for electrons in a chemical bond

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10
Q

Alkali metals

A

Group 1A, 1 valance electron, largest atomic radii, low ionization, low electronegativity, react readily with nonmetals

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11
Q

Alkaline earth metals

A

2 valence electrons, low electronegativity, low electron affliaction

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12
Q

halogens

A

group VIIA, high electronegativity

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13
Q

transition elements

A

between alkaline and halo/noble, high melting point

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14
Q

ionic bonds

A

electron from an atom with lower ionization energy are transferred to an atom with greater electron affinity - electrostatic forces

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15
Q

covalent bonds

A

electron pair shared between atoms

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16
Q

polar covalent

A

bond partially covalent and partially ionic

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17
Q

acid

A

donates protons

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18
Q

base

A

accepts protons

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19
Q

hydrocarbons

A

compounds H and C, alkanes, alkenes, alkynes, aromatics

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20
Q

alkanes

A

hydrocarbon, single bonds, ane

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21
Q

alkenes

A

hydrocarbon, double bonds, ene

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22
Q

alkynes

A

hydrocarbon, triple bonds - yne

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23
Q

displacement

A

vector quantity, change in position has both direction and magnitude

24
Q

speed

A

total distance / total time v=d/t

25
Q

acceleration

A

rate of change of an object’s velocity (a=change in velocity/change in time)

26
Q

newton’s 1st law of motion

A

inertia

27
Q

newton’s 2nd law of motion

A

a net force will result in that body undergoing acceleration in the same direction as the net force. directly proportal to the magnitude of the net force and inversely proportional to the mass

28
Q

newton’s 3rd law of motion

A

to every action there is an equal but opposite reaction

29
Q

work

A

product of force and displacement, measured in joules

30
Q

power

A

p=work/time

31
Q

endoplasmic reticulum

A

protein transport - SER lipid synetheis and detox, RER protein synthesis

32
Q

golgi apparatus

A

receives vesicles and their contents from the ER and modifies proteins, repackages them into vesicles and

33
Q

lysosomes

A

intracellular digestion

34
Q

vacuoloes

A

membranes enclosed sacs within the cell

35
Q

cytoskeleton

A

mircotubles, microfilaments, intermediate fibers, mechanical support, shape maintenance cells

36
Q

mitosis

A

2 daughter cells with same genomic complement as the parent

37
Q

meiosis

A

sexual reproduction, male and female gamet

38
Q

arteries

A

carry blood from the heart to the tissues of the body

39
Q

veins

A

carry blood back to the heart

40
Q

classificatory division

A

kingdom > phylum > class > order > family > genus > species

41
Q

subduction

A

when one plate is pushed under another

42
Q

new moon

A

highest tide

43
Q

atrium

A

hears upper portion

44
Q

ventricle

A

hearts lower portion

45
Q

heart contracts

A

oxygen poor blood goes from right ventricle through lungs to the left atrium, oxygen rich blood goes from left ventricle through the body and back to the right atrium

46
Q

earth’s revolution

A

axis tilted 23 degrees from perpendicular with orbit, tilting and revolving creates seasons

47
Q

earth’s rotation

A

creates day and night

48
Q

high and low tide

A

occur when sun and moon are in a straight line

49
Q

circle circumference

A

c=2PIr

50
Q

circle area

A

a=PIr^2

51
Q

cylinder volumn

A

v=piR^2h

52
Q

pyramid volumn

A

v=1/3Bh

53
Q

prism volumn

A

v=Bh

54
Q

cone volumn

A

v=1/3PI R^2h

55
Q

sphere volumn

A

v=.75pir^3

56
Q

triangle area

A

a=1/2bh

57
Q

trapezoid area

A

a=1/2h(b1+b2)