stud
bud
Sign up
Log in
Home
Library
Explore
SAT
More
Physical Science Semester 1 Final (Becker) Flashcards | StudBud
Explore
/
Physical Science Semester 1 Final (Becker)
Physical Science Semester 1 Final (Becker)
80 terms
·
StudBud Administration
·
70 plays
Imported from external platform
Flashcards
80 cards
F
Practice quiz
P
Host live
L
Questions
80
Answers
1
Which of the following is an example of a chemical change?
Mixing milk & chocolate syrup
Melting butter
Burning fuel
Breaking glass
2
What group on the periodic table is known as the halogens?
Group 18
Group 1
Group 2
Group 17
3
A change in matter that produces new substances is called a…
Physical change
Mixture
Chemical reaction
Solution
4
Covalent bonds are formed between…
Metal atoms
Ions
Nonmetal atoms
Metals & nonmetals
5
Which of the following is a chemical change?
Melting
Boiling
Shattering
Burning
6
A horizontal row on the periodic table is called a(n)…
O let
Group
Family
Period
7
An iron atom has an atomic mass of 56. Its atomic number is 26. How many neutrons does the iron atom have?
26
56
82
30
8
This is the study of matter & how it interacts
Physics
Chemistry
Biology
Geology
9
Which of these observations is a qualitative
Iron sinks in water
The reaction takes 3 s
Iron has a mass of 20 g
Water melts at 0° C
10
The smallest unit of matter that retains the properties of the matter is…
A molecule
A compound
An atom
A mixture
11
The SI unit for measuring height is the…
Foot
Gram
Meter
Inch
12
An element’s ______ shows the number of protons in its nucleus
Atomic number
Period
Atomic mass
Chemical symbol
13
The number of protons + neutrons in one atom is given by the…
Average atomic mass
Atomic number
Mass number
Both atomic number & mass number
14
A substance which takes the shape & volume of its container is a…
Liquid
Solid
Gas
Crystal
15
Which state of matter is NOT a fluid?
Gas
Liquid
Solid
All are fluids
16
Temperature is a measure of the average _____ energy of the particles in the object
Thermal
Chemical
Kinetic
Potential
17
The smallest subatomic particle in terms of mass is the…
Electron
Proton
Neutron
Neutrino
18
Anything that has mass & takes up space is called
Matter
None of these
Volume
Mass
19
Which particle is NOT found in the nucleus of an atom?
Proton
None of these
Electron
Neutron
20
Hydrogen gas (H₂) can best be classified as a(n)…
Molecule
None of these
Atom
Compound
21
When two or more substances combine to form a more complex substance, the process is a…
Decomposition reaction
Replacement reaction
Synthesis reaction
Physical change
22
What is the atomic number of potassium (K)?
39.102
15
19
30.974
23
A description of a natural event is best described as a(n)…
Scientific law
Scientific theory
Hypothesis
Inference
24
Which of the following is an example of a chemical change?
Melting butter
Breaking glass
Burning fuel
Mixing milk & chocolate syrup
25
Which state of matter has a definite volume, but not shape?
Gas
Liquid
Solid
Plasma
26
Elements on the periodic table are arranged according to…
Mass number
Atomic number
Randomly
Average atomic mass
27
Which of the following is known as the alkaline earth metals?
Group 17
Group 16
Group 2
Group 1
28
What is the largest subatomic particle in terms of mass?
Electron
Both neutron & electron
Neutron
Proton
29
If a substance is ____, it cab be pulled or drawn into a wire
Reactive
Magnetic
Malleable
Ductile
30
Which of these is an example of an element?
Baking soda
Water
Carbon dioxide
Oxygen
31
Which term means indivisible?
Element
Atomos
Molecule
Compound
32
The process of a liquid becoming a solid is called…
Evaporation
Condensation
Freezing
Melting
33
How many electrons does an unreacted atom of fluorine (F) have?
None of these
9
10
19
34
A measurement of the amount of matter in an object is its…
Length
Volume
Mass
Density
35
Every chemical or physical change in matter includes a change in
Mass
Temperature
Energy
Volume
36
Dmitri Mendeleev created the first…
Metal alloy
Periodic table
Chemical reaction
Semiconductor
37
The smallest unit of an element that still has the properties of that element is a(n)…
Substance
Compound
Atom
Molecule
38
A(n) ______ has some of the properties of both metals & nonmetals
Noble gas
Alkaline earth metals
Alloy
Metalloid
39
Chemistry is an example of a…
Social science
Both
Neither
Natural science
40
The columns in the periodic table are referred to as…
Groups
Rows
Periods
Sections
41
This is the SI unit for measuring time…
Day
Second
Minute
Hour
42
The process of a solid becoming a gas is called…
Evaporation
Condensation
Sublimation
Freezing
43
Chemical equations must be balanced by changing…
Chemical formulas
Superscripts
Subscripts
Coefficients
44
Which of the following IS NOT a type of model that can used in science?
A mathematical expression
A physical object
An event
An inference
45
The chemical formula for sulfuric acid is H₂SO₄. How many atoms of S are in a molecule of sulfuric aid?
7
4
1
2
46
Which of the following is made up of at least two different types of atoms?
Matter
Elemen
Compound
Molecule
47
The particles that are lost, gained, or shared in chemical reactions are…
Electrons
Plasmas
Protons
Neutrons
48
Chemical equations must be balanced because chemical reactions obey the principle of…
Mass coefficients
Conservation of mass
Decomposition
Activation
49
What is the SI unit for measuring temperature?
Degrees Celsius
Joule
Kelvin
Degrees Fahrenheit
50
A scientist has 1.50 moles of potassium. This is an example of…
Neither
Qualitative observation
Both qualitative & quantitative
Quantitative observation
51
What type of bond is formed by electrons being lost or gained by atoms?
Ionic
Covalent
Metallic
None of these
52
Which of the following is an example of a derived unit?
Seconds
Grams
Kelvin
Meters/ second
53
A chemical reaction in which energy is absorbed in the form of heat is called…
Exothermic
Combustion
Synthetic
Endothermic
54
A(n) ________ is a positively charged particle in an atom’s nucleus
Electron
Proton
Plasm
Neutron
55
What charge do all unreacted atoms have?
Neutral
Negative
Positive
Cannot determine
56
The SI unit for measuring temperature is the…
Degree
Gram
Kelvin
Mole
57
Which of the following is a physical property of an element?
Color
Flammability
Ability to rust
Ability to tarnish
58
Every chemical or physical change in matter includes a change in…
Temperature
Volume
Energy
Mass
59
An object that floats on a fluid is ____ the fluid
More dense than
Equally dense as
Dissolved in
Less dense than
60
Atoms of elements in the same page on the periodic table have the same number of…
Neutrons
Valence electrons
Protons
Electrons
61
Which of the following cannot be used to put out a small fire?
Carbon dioxide
Water
Oxygen
Baking soda
62
Protons are held together by
Nuclear forces
Magnetic forces
Electric forces
Gravitational forces
63
The process of a gas becoming a liquid is called…
Melting
Condensation
Evaporation
Freezing
64
What is the mass number of an element that has 19 protons, 19 electrons, & 20 neutrons
39
20
19
58
65
An object that sinks into a fluid is _____ the liquid
Less dense than
Equally dense as
More dense than
Dissolved in
66
An atom of carbon (C) has a mass number of 14. How many neutrons does the atom have?
8
14
6
12
67
Which of the following is NOT an example of a physical property?
Reactivity
Freezing point
Boiling point
Density
68
Which of the following is NOT a characteristic of most metals?
Ductile
Malleable
Good conductor
Brittle
69
Which of the following is NOT true of atoms?
They make up elements
They are composed of molecules
They are extremely small
They combine to form compounds
70
Which of the following WOULD NOT be classified as a crystalline solid?
All of these
Plastic
Salt
Sugar
71
What ionic charge will an atom of calcium form?
-2
-1
+1
+2
72
In which of the following are the SI unit prefixes arranged from smallest to largest?
Deci, milli, mega
Deci, kilo, milli
Milli, deci, kilo
Milli, kilo, deci
73
Any atom with a charge is considered to be a(n)…
Ion
Isotope
Cation
Anion
74
Isotopes of an element have different numbers of…
Protons
All of these
Electrons
Neutrons
75
Which group of elements on the periodic table is the least reactive?
Noble gases
Transition metals
Halogens
Alkali metals
76
The closeness of a measurement to the actual value is called
Error
Precision
Exactness
Accuracy
77
The # in front of a chemical formula that tells how many molecules or atoms of each reactant take part in a reaction is
Subscript
Concentration
Coefficient
Symbol
78
A chemical bond is…
The basic particle of matter
A substance formed from the chemical combination of two or more atoms
The force that hold two atoms together
A group of atoms that are joined together
79
The first step of a chemical reaction is the breaking of..
The bank
The bonds
The jaw
The products
80
Change in size is an example of a…
Chemical change
Both
Physical change
Either
