Physical Science Semester 1 Final Review

Review of scientific method, SI measurements/units, phases of matter, physical/chemical changes, chemical equations/reactions.

Flashcards80 cardsFPractice quizPHost liveL

Questions 80

Answers

1
A reaction between an acid and a base.
precipitation
neturalization
saturation
electrolyte
2
Bonding that involves a "sea of electrons" shared by all atoms.
metalloidic
covalent
metallic
ionic
3
Basic unit of length in the metric system.
meter
second
centimeter
gram
4
The area in which electrons are found.
orbital
nuclear levels
energy levels
nucleus
5
The amount of matter in an object.
density
volume
mass
weight
6
Solids that lose their shape over time.
viscous
crystalline
amorphous
sublimates
7
The metric unit of weight.
kilogram
gram
pound
newton
8
Elements with high electron affinities.
noble gases
nonmetals
transition metals
metals
9
Properties that are observed without changing the substance.
chemical
general
physical
specific
10
The mass per unit volume of an object.
density
gravity
mass
weight
11
The change of a liquid to a gas.
vaporization
sublimation
freezing
melting
12
Uses symbols and formulas to describe a chemical reaction.
chemical symbol
chemical equation
chemical formula
chemical expression
13
A horizontal row on the periodic table.
group
period
line
family
14
Basic unit of mass in the metric system.
kilogram
meter
gram
Newton
15
Properties that describe how substances change into new substances.
physical
actual
chemical
theoretical
16
The amount of space an object takes up.
volume
density
weight
mass
17
The energy required to start a chemical reaction.
starting energy
activation energy
chemical energy
reactant energy
18
The number used to balance chemical equations.
logarithm
coefficient
superscript
subscript
19
A formula that only shows the kinds and number of atoms.
structural formula
reactant formula
isomer formula
molecular formula
20
A vertical column on the periodic table.
row
pillar
group
period
21
The lower-case number that indicates how many atoms in a formula.
logarithm
coefficient
subscript
superscript
22
A formula that shows the kinds, number and arrangement of atoms.
structural formula
ionic formula
isomer formula
molecular formula
23
The resistance of an object to changes in motion.
weight
gravity
mass
inertia
24
Elements with low ionization energies.
metalloids
nonmetals
noble gases
metals
25
How many electrons does an atom of iron-55 have? (atomic number 26)
26
55
81
29
26
The charge on the nucleus of an atom.
negative
can't be determined
positive
neutral
27
How many neutrons does an atom of sodium-21 have? (atomic number 11)
10
32
21
11
28
Bonding that involves the sharing of electron pairs between atoms.
metalloidic
metallic
covalent
ionic
29
The force that holds protons and neutrons together.
electromagnetic force
weak force
gravity
strong force
30
A regular, repeating arrangement of particles.
pattern
crystal
viscous substance
solid
31
Another name for a chemical change.
chemical rearrangement
chemical reaction
chemical inertia
chemical solvent
32
The simplest pure substances.
molecule
element
compound
ion
33
Two atoms of the same element bonded together.
diatomic molecule
bicompound
biatomic ion
pair molecule
34
The highest energy phase of matter.
plasma
gas
liquid
solid
35
Where are the actinides located?
bottom row
groups 3-12
top row
groups 13-16
36
The outermost electrons.
inner shell
lost electrons
base electrons
valence electrons
37
The change of a solid directly into a gas.
condensation
melting
freezing
sublimation
38
An insoluble salt produced from a chemical reaction.
crystal
catalyst
precipitate
isomer
39
Hydrocarbons that contain only single bonds.
monosaturated
saturated
polysaturated
unsaturated
40
A reaction in which energy is released.
endothermic
outerthermic
exothermic
innerthermic
41
The resistance of a liquid to flow.
solubility
amorphosity
viscosity
plasma
42
The change of a gas to a liquid.
melting
vaporization
condensation
freezing
43
Force of attraction between objects.
newton
density
gravity
inertia
44
A catalyst used in the chemical reactions in living organisms.
enzyme
bacteria
virus
hormone
45
A mixture that is the same throughout.
heterogeneous mixture
uniform mixture
homogeneous mixture
soluble mixture
46
How many protons does an atom of nitrogen-15 contain? (atomic number 7)
8
15
14
7
47
Which group(s) are the noble gases in?
16
2
17
18
48
Which group(s) are the alkali metals in?
17
1
2
3-12
49
Bonding that involves the attraction of oppositely charged ions.
covalent
ionic
elemental
metallic
50
A substance that enters into a chemical reaction.
solution
element
reactant
product
51
The central part of an atom.
electron cloud
neutron
nucleus
proton
52
Which group(s) are the halogens in?
17
1
2
3-12
53
Two or more atoms chemically bonded together.
compound
ion
diatomic element
molecule
54
The series of steps used to methodically solve problems.
scientific directions
scientific method
scientific steps
scientific procedure
55
A reaction in which energy is absorbed.
innerthermic
endothermic
exothermic
outerthermic
56
The number of molecules in a certain volume.
catalyst
concentration
surface area
temperature
57
The number of protons in an atom.
mass number
atomic number
group number
element number
58
A mixture that is NOT the same throughout.
heterogeneous mixture
homogeneous mixture
nonuniform mixture
differential mixture
59
The burning of a substance in oxygen.
sublimation
compression
oxidation
combustion
60
Elements that have properties of both metals and nonmetals.
metalloids
nonmetals
metals
metallicas
61
Organic compounds all contain this element.
hydrogen
silicon
carbon
oxygen
62
The charge on an atom as a whole.
neutral
postive
negative
cannot be determined
63
Good conductor of heat/electricity and malleable/ductile.
metalloids
metals
gases
nonmetals
64
Where are the lanthanides located?
bottom row
top row
groups 3-12
group 18
65
The study of chemical reaction rates.
activity rates
kinetics
reactivity
catalytics
66
The total number of protons and neutrons.
period
mass number
atomic number
group
67
Hydrocarbons with double or triple bonds.
monosaturated
unsaturated
saturated
polysaturated
68
The smallest particle of a compound.
atom
ion
molecule
element
69
Which group(s) are the alkaline earth metals in?
17
2
1
18
70
All acids contain this element.
hydrogen
carbon
hydroxide
oxygen
71
A substance produced by a chemical reaction.
solution
compound
reactant
product
72
Organic formulas with same molecular formula but different structures.
solvent
polymers
solute
isomers
73
A quality or characteristic of all matter.
chemical property
specific property
general property
physical property
74
Contains a solute dissolved in a solvent.
mixture
element
solution
molecule
75
A substance that dissolves in water.
soluble
unsoluble
dissolvable
insoluble
76
Which group(s) are the transition metals in?
2
13-16
3-12
1
77
A substance whose liquid solution can conduct electricity.
isomer
precipitate
catalyst
electrolyte
78
Atoms gain, lose or share electrons in order to become _.
active
reactive
stable
whole
79
A substance that speeds up a reaction but is not changed.
helper chemical
precipitate
reactant
catalyst
80
A group of covalently bonded atoms that have an overall charge.
ion
metal
metalloid
polyatomic ion

Physical Science Semester 1 Final Review Flashcards | StudBud

Physical Science Semester 1 Final Review

80 termsStudBud Administration198 plays

Review of scientific method, SI measurements/units, phases of matter, physical/chemical changes, chemical equations/reactions.

Flashcards80 cardsFPractice quizPHost liveL

Questions 80

Answers

1
A reaction between an acid and a base.
precipitation
neturalization
saturation
electrolyte
2
Bonding that involves a "sea of electrons" shared by all atoms.
metalloidic
covalent
metallic
ionic
3
Basic unit of length in the metric system.
meter
second
centimeter
gram
4
The area in which electrons are found.
orbital
nuclear levels
energy levels
nucleus
5
The amount of matter in an object.
density
volume
mass
weight
6
Solids that lose their shape over time.
viscous
crystalline
amorphous
sublimates
7
The metric unit of weight.
kilogram
gram
pound
newton
8
Elements with high electron affinities.
noble gases
nonmetals
transition metals
metals
9
Properties that are observed without changing the substance.
chemical
general
physical
specific
10
The mass per unit volume of an object.
density
gravity
mass
weight
11
The change of a liquid to a gas.
vaporization
sublimation
freezing
melting
12
Uses symbols and formulas to describe a chemical reaction.
chemical symbol
chemical equation
chemical formula
chemical expression
13
A horizontal row on the periodic table.
group
period
line
family
14
Basic unit of mass in the metric system.
kilogram
meter
gram
Newton
15
Properties that describe how substances change into new substances.
physical
actual
chemical
theoretical
16
The amount of space an object takes up.
volume
density
weight
mass
17
The energy required to start a chemical reaction.
starting energy
activation energy
chemical energy
reactant energy
18
The number used to balance chemical equations.
logarithm
coefficient
superscript
subscript
19
A formula that only shows the kinds and number of atoms.
structural formula
reactant formula
isomer formula
molecular formula
20
A vertical column on the periodic table.
row
pillar
group
period
21
The lower-case number that indicates how many atoms in a formula.
logarithm
coefficient
subscript
superscript
22
A formula that shows the kinds, number and arrangement of atoms.
structural formula
ionic formula
isomer formula
molecular formula
23
The resistance of an object to changes in motion.
weight
gravity
mass
inertia
24
Elements with low ionization energies.
metalloids
nonmetals
noble gases
metals
25
How many electrons does an atom of iron-55 have? (atomic number 26)
26
55
81
29
26
The charge on the nucleus of an atom.
negative
can't be determined
positive
neutral
27
How many neutrons does an atom of sodium-21 have? (atomic number 11)
10
32
21
11
28
Bonding that involves the sharing of electron pairs between atoms.
metalloidic
metallic
covalent
ionic
29
The force that holds protons and neutrons together.
electromagnetic force
weak force
gravity
strong force
30
A regular, repeating arrangement of particles.
pattern
crystal
viscous substance
solid
31
Another name for a chemical change.
chemical rearrangement
chemical reaction
chemical inertia
chemical solvent
32
The simplest pure substances.
molecule
element
compound
ion
33
Two atoms of the same element bonded together.
diatomic molecule
bicompound
biatomic ion
pair molecule
34
The highest energy phase of matter.
plasma
gas
liquid
solid
35
Where are the actinides located?
bottom row
groups 3-12
top row
groups 13-16
36
The outermost electrons.
inner shell
lost electrons
base electrons
valence electrons
37
The change of a solid directly into a gas.
condensation
melting
freezing
sublimation
38
An insoluble salt produced from a chemical reaction.
crystal
catalyst
precipitate
isomer
39
Hydrocarbons that contain only single bonds.
monosaturated
saturated
polysaturated
unsaturated
40
A reaction in which energy is released.
endothermic
outerthermic
exothermic
innerthermic
41
The resistance of a liquid to flow.
solubility
amorphosity
viscosity
plasma
42
The change of a gas to a liquid.
melting
vaporization
condensation
freezing
43
Force of attraction between objects.
newton
density
gravity
inertia
44
A catalyst used in the chemical reactions in living organisms.
enzyme
bacteria
virus
hormone
45
A mixture that is the same throughout.
heterogeneous mixture
uniform mixture
homogeneous mixture
soluble mixture
46
How many protons does an atom of nitrogen-15 contain? (atomic number 7)
8
15
14
7
47
Which group(s) are the noble gases in?
16
2
17
18
48
Which group(s) are the alkali metals in?
17
1
2
3-12
49
Bonding that involves the attraction of oppositely charged ions.
covalent
ionic
elemental
metallic
50
A substance that enters into a chemical reaction.
solution
element
reactant
product
51
The central part of an atom.
electron cloud
neutron
nucleus
proton
52
Which group(s) are the halogens in?
17
1
2
3-12
53
Two or more atoms chemically bonded together.
compound
ion
diatomic element
molecule
54
The series of steps used to methodically solve problems.
scientific directions
scientific method
scientific steps
scientific procedure
55
A reaction in which energy is absorbed.
innerthermic
endothermic
exothermic
outerthermic
56
The number of molecules in a certain volume.
catalyst
concentration
surface area
temperature
57
The number of protons in an atom.
mass number
atomic number
group number
element number
58
A mixture that is NOT the same throughout.
heterogeneous mixture
homogeneous mixture
nonuniform mixture
differential mixture
59
The burning of a substance in oxygen.
sublimation
compression
oxidation
combustion
60
Elements that have properties of both metals and nonmetals.
metalloids
nonmetals
metals
metallicas
61
Organic compounds all contain this element.
hydrogen
silicon
carbon
oxygen
62
The charge on an atom as a whole.
neutral
postive
negative
cannot be determined
63
Good conductor of heat/electricity and malleable/ductile.
metalloids
metals
gases
nonmetals
64
Where are the lanthanides located?
bottom row
top row
groups 3-12
group 18
65
The study of chemical reaction rates.
activity rates
kinetics
reactivity
catalytics
66
The total number of protons and neutrons.
period
mass number
atomic number
group
67
Hydrocarbons with double or triple bonds.
monosaturated
unsaturated
saturated
polysaturated
68
The smallest particle of a compound.
atom
ion
molecule
element
69
Which group(s) are the alkaline earth metals in?
17
2
1
18
70
All acids contain this element.
hydrogen
carbon
hydroxide
oxygen
71
A substance produced by a chemical reaction.
solution
compound
reactant
product
72
Organic formulas with same molecular formula but different structures.
solvent
polymers
solute
isomers
73
A quality or characteristic of all matter.
chemical property
specific property
general property
physical property
74
Contains a solute dissolved in a solvent.
mixture
element
solution
molecule
75
A substance that dissolves in water.
soluble
unsoluble
dissolvable
insoluble
76
Which group(s) are the transition metals in?
2
13-16
3-12
1
77
A substance whose liquid solution can conduct electricity.
isomer
precipitate
catalyst
electrolyte
78
Atoms gain, lose or share electrons in order to become _.
active
reactive
stable
whole
79
A substance that speeds up a reaction but is not changed.
helper chemical
precipitate
reactant
catalyst
80
A group of covalently bonded atoms that have an overall charge.
ion
metal
metalloid
polyatomic ion