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Physical Science Midterm Review Quiz Flashcards | StudBud
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Physical Science Midterm Review Quiz
Physical Science Midterm Review Quiz
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1
What is an example of a compound?
Gold
Water
Oxygen
Carbon
2
What are the electron families?
Groups 3-4 = Families 1-2, Groups 12-17 = Families 3-8
Groups 17-18 = Families 1-2, Groups 1-6 = Families 3-8
I don't know
Groups 1-2 = Families 1-2, Groups 13-18 = Families 3-8
3
In what group are the chalcogens?
Group 2 (Family 2)
Group 8
Group 16 (Family 6)
Group 5
4
What is artificial transmutation?
Element is bombarded to make it lose a proton and change elements
Element is bombarded to make it lose a electron and change elements
Element is bombarded in order to make it lose a proton and isotopes
Element is bombarded to make it lose a neutron and change elements
5
What are valence electrons?
Electrons on the shell closest to the atom
Electrons on the outermost shell of an atom
Neutrally charged electrons
Postively charged electrons
6
What is fission?
A neutron is slammed into an atom and the atom splits into 2 smaller atoms.
Electron is slammed into an atom and the atom splits into 2 smaller atoms.
A proton is slammed into an atom and the atom splits into 2 smaller atoms.
A neutron is slammed into an atom and the atom splits into 3 smaller atoms.
7
What is electromagnetism carried by and what is it's range?
Gluons; Short
Photons; Infinite
Gravitons; Infinite
Weak Bosons; Very Short
8
Which of the following is the most accurate number with significant figures?
4.0023485
4.00001439
4.04895
4.00043895
9
Which of the characteristics describe a mixture?
Separated by chemical means/distinct proportions/a substance itself
Separated by physical means/no distinct proportions/not a substance itself
I don't know
Only made of iron fillings, rusty nails, sand, and poppy seeds
10
Describe a hypothesis
An explanation to a question, but is not completely proved
Observations that someone can see and are definite
A presumed answer to a start off an investigation
The answer to a question
11
Define Accuracy
Yes
Giving the value that is correct
I don't know
Giving the same value repeatedly
12
What are metals?
Usually solid at room temp.
Usually gas at room temp. or brittle solid
Has properties of both metals and nonmetals
Unlike metalloids at all
13
In what group are the halogens?
Group 12
Group 4
Group 18 (Family 8)
Group 17 (Family 7)
14
How did Bohr contribute to the Atomic Theory?
Found the shape of the atom using reflection
Revised model of atom- like muffin with stuff floating around inside
Revised model with electrons floating in circles outside the nucleus
Summarized data for the atom
15
Which of the following correctly interprets this?
5
5.0
4.0
4
16
What are significant figures?
Help determine the accuracy of a value/decimals after the first 0 decimal
Important people in history
Signify when there is a figure
Help determine the precision of a value/determine reliability of question
17
What are binary compounds?
The combination of three elements
The combination of singular compounds
The combination of binary elements
The combination of two elements
18
What group are alkali earth metals?
Group 9
Group 13 (Family 3)
Group 16 (Family 6)
Group 2 (Family 2)
19
What are isotopes?
Atoms of the same element but have differing numbers of nucleus's
Atoms of the same element but have differing numbers of electrons
Atoms of the same element but have differing numbers of protons
Atoms of the same element but have differing numbers of neutrons
20
What is the Lewis Dot?
It helps to organize the amount of protons in an element
It helps organize where electrons are in the nucleus
It helps to organize the amount of neutrons in an elements
It helps to organize the amount of valance electrons in an element
21
What is fusion?
Three atoms are smashed together and form 1 atom, releasing lots of energy
Two atoms are smashed together and form 5 atoms, releasing lots of energy
Two atoms are smashed together and form 1 atom, releasing lots of energy
1 atom is smashed together and forms 2 atoms, releasing lots of energy
22
What is the definition of an extrinsic property?
A property that belongs to that kind of matter
A property that depends on the amount of matter present
23
What is the Kinetic-Molecular Theory?
Atoms make up everything and are constantly and randomly moving and bumping
Atoms make up almost everything and go on coordinated paths
Atoms do not make up anything
Atoms make up a small amount of everything
24
What is the name of Fe(Cr
2
O
7
)
2
?
Iron (IV) DiChromium Hepta-Oxide
Iron (IV) Dichromate
Iron (II) Dichromate
Copper (IV) Dichromate
25
What do shells in electrons do (Free problem, answer any, all are right)
Correct
Correct
Correct
Correct
26
What group is the Nitrogen family?
Group 16 (Family 6)
Group 13 (Family 3
Group 15 (Family 5)
Group 3
27
Which is closest to the molar mass of Fe(Cr
2
O
7
)
2
?
478.85
975.7
488
498.85
28
What is the Atomic number of an element?
The amount of electrons plus protons in that element
The amount of neutrons in that element
The amount of protons in that element
That amount of protons plus neutrons
29
Define a pseudo-binary compound
Substances that act much like one ion, known as polyatomic ions
Compounds that act much like one ion, known as polyatomic ions
Compounds that act much like one ion, known as singular ions
Substances that act much like one ion, known as singular ions
30
What is the weak nuclear force carried by and what is it's range?
Weak Bosons; Very short
Gravitons; Infinite
Photons; Infinite
Gluons; Short
31
Do you understand the phase diagram? (If not, go study it)
Yes
No
32
What is the definition of an element?
A compound of atoms that are not all the same
A compound of atoms that are all the same
A substtance made of atoms that are not all the same
A substance of made of atoms that are all the same
33
What are ions?
Atoms that only lose electrons to become stable
Atoms that only gain electrons to become stable
Atoms that lose or gain electrons to become stable
Atoms that lose or gain electrons to become unstable
34
What is the average atomic weight of an element?
All the atoms in the world divided by that number of atoms
Same as the mass number
Weight average mass of all the most common isotopes of an element
Weighted average mass of all naturally occurring isotopes of an element
35
Electrons are...
The negatively charged particle outside the atom's nucleus
The positively charged particle outside the atom's nucleus
The neutrally charged particle within the atom's nucleus
The negatively charged particle within the atom's nucleus
36
Describe a solid
Atoms and molecules that are particles/constantly moving/make up air
Constantly moving particles, but have less energy than gas particles
A definite shape where particles are packed so close that they don't move
A definite shape where particles are packed close together
37
Which of the characteristics describe a compound?
Made up of 2 or more mixtures/fixed proportion/chemically bonded
Made up of 1 element/fixed proportion/physically bonded
Made of 3 or more elements/fixed proportion/chemically bonded
Made of 2 or more elements/fixed proportion/chemically bonded
38
How did Mendeleev organize the periodic table?
By atomic number
By increasing atomic mass
By the number of neutrons
By the number of protons
39
Which of the following would be an extrinsic property of a piece of lead?
Blue colored
Dense
Highly malleable
5 inches in length
40
What group are the noble gases?
Gropu 1 (Family 1)
Group 16 (Family 6)
Group 18 (Family 8)
Group 2 (Family 2)
41
How did Thompson contribute to the Atomic Theory?
Summarized data for the atom
Revised atomic model-almost like muffin with stuff floating around inside
Used reflection to find the shape of the atom
Found neutron because atom was heavier than it needed to be
42
What is the definition of a Law?
A presumed answer to start off an investigation
The answer to a question
An explanation to the question, but is not completely proved
Observations that someone can see and are definite
43
Which of the following is a symbol for an element?
SO2
KF
Zr
Fe(Cr2O7)2
44
Describe the Quantum Theory
I don't know
Explains what a mole is
Explains why an atom needs neutrons
Helps to explain why electrons are stable in orbiting in atoms
45
What is a "half-life"?
The time that it takes a radioactive isotope to reach 1/4 of what it was.
The time that it takes a radioactive isotope to reach 2x of what it was.
The time that it takes a radioactive isotope to reach half of what it was.
The time that it takes a normal atom to reach half of what it was.
46
What is the name of a compound SO
3
if you have a 2 non-metal compound?
Sulfur Dioxide
MonoSulfur Dioxide
Sulfur Peroxide
Sulfur Trioxide
47
What are non-metals?
Has properties of both metals and nonmetals
Unlike metalloids at all
Usually solid at room temp.
Usually gas at room temp, or brittle solid
48
How did Dalton contribute to the Atomic Theory?
He organized the periodic table by atomic weight
He organized the periodic table using physical properties
He created a more accurate model of the atom.
He presented evidence that atoms exist by summarizing data for atom
49
What are quarks?
Smaller particles that make up electrons
Smaller particles that make up protons, neutrons, and electrons
Smaller particles that make up protons and neutrons
The combination of two or more atoms made into a group
50
What is a theory?
An explanation to the question, but is not completely proved
The answer to a question
Observations that someone can see and are definite
A presumed answer to start off an investigation
51
What is the mass number of an element?
Total number of protons and neutrons in an element
The number in the left corner of the periodic table element with decimals
Number of electrons, protons, and neutrons in an element
Number of neutrons in an element
52
Protons are...
The positively charged particle within the nucleus of the atom
The negatively charged particle within the nucleus of the atom
The negatively charged particle outside the nucleus of the atom
The positively charged particle outside the nucleus of the atom
53
What is the definition of a mixture?
Composed of two or more substances and can be separated by chemical means
Composed of two or more substances and can be separated by elements
Composed of two or more substances and can be separated by physical means
Composed of two or more substances and can be separated by strength means
54
What is the density formula?
Density equals Volume over Mass
Density multiplied by Volume equals Mass
Density equals Mass over Volume
Density plus Mass equals Volume
55
What is the definition of an intrinsic property?
A property that belongs to that kind of matter
A property that depends on the amount of matter present
56
What is the definition of a compound?
A substance composed of mixtures
A substance composed of 2 or more elements
Composed of two or more substances and can be separated by physical means
A substance composed of 3 or more elements
57
What group is the Carbon Family?
Group 17 (Family 7)
Group 11
Group 6
Group 14 (Family 4)
58
What are transition metal compounds?
Metals that are in family 1 and 2
Metals that touch the staircase (They transition from metal to gas)
Metals from column 3 to 12 on the periodic table and under the staircase
Gases from family 3 to 8 on the periodic table and under the staircase
59
Describe a gas
Atoms and molecules that are particles/constantly moving/make up air
Constantly moving particles, but have less energy than gas particles
A definite shape where particles are packed close together
A definite shape where particles are packed so close that they don't move
60
What is the relationship between temperature and energy?
Temperature represents only how cold something is
Temperature represents hot or cold of an object in average kinetic energy
Energy has nothing to do with temperature
Temperature represents hot or cold of an object in potential energy
61
Which of the following is a symbol for a compound?
O
F
C
MgS
62
What is Gravitation carried by and what is it's range?
Gluons; Short
Photons; Infinite
Gravitons; Infinite
Weak Bosons; Very Short
63
Which of the following is the correct
starting point
for a unit conversion? (If finding seconds in 4.5 weeks)
\frac{4.5week}{1}\cdot\frac{6days}{1week}
\frac{4.5week}{1}\cdot\frac{7days}{1month}
\frac{4.5week}{1}\cdot\frac{5days}{1week}
\frac{4.5week}{1}\cdot \frac{7days}{1week}
64
What happens during experimentation?
Step in the scientific method-1 variable is singled out, hypothesis tested.
A possible answer is brought up to a question and brainstormed
Data is gathered and analyzed
A plan is made ot test the possible answer to the question
65
Describe a liquid
Constantly moving particles, but have less energy than gas particles
A definite shape where particles are packed so close that they don't move
A definite shape where particles are packed close together
Atoms and molecules that are particles/constantly moving/make up air
66
What group is the Boron Group?
Group 18 (Family 8)
Group 13 (Family 3)
Group 14 (Family 4)
Group 1 (Family 1)
67
How did Moseley organize the periodic table?
By the number of electrons
By atomic number
By increasing atomic mass
By the number of neutrons
68
How did Rutherford contribute to the Atomic Theory?
Summarized data for the atom
Revised the model of the atom
Found that the atom was heavier needed to be an found neutron
Used reflection to find the shape of the atom
69
What is the strong nuclear force carried by and what is it's range?
Weak Bosons; Very Short
Photons; Infinite
Gluons; Short
Gravitons; Infinite
70
What are metalloids?
Unlike either metal or nonmetals
Has properties of both metals and nonmetals
Usually solid at room temp.
Usually gas at room temp. or brittle solid
71
Define Precision
Giving the value that is correct
Giving the same value repeatedly
I don't know
No
72
What is an example of an element?
Aluminum
Salt
Chalk
Carbon Dioxide
73
What is natural transmutation?
When stable elements lose protons and change elements
When unstable, radioactive elements lose protons and change elements
When unstable, radioactive elements lose protons and change isotopes
When unstable, radioactive elements lose neutrons and change elements
74
Which of the following would be an intrinsic property of a piece of lead?
Length
Dense
Height
Volume
75
Neutrons are...
The positively charged particle within the atom's nucleus
The negatively charged particle outside the atom's nucleus
The neutrally charged particle within the atom's nucleus
The neutrally charged particle within the atom's nucleus
76
What are message particles? (Ignore this question, All answers are correct)
Correct
Correct
Correct
Correct
77
What are some examples of a mixture?
Elements
Heterogeneous mixtures/suspensions/colloids
Homogeneous compounds/suspensions/colloids
Compounds
78
What group are the alkali metals?
Group 5
Group 3
Group 2 (Family 2)
Group 1 (Family 1)
79
Which of the characteristics describe an element?
All the same kind of mixture
All the same kind of atom
All of the above
All the same kind of compound
