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Science 10 Phys, Chem, Climate Final Review Agnew Flashcards | StudBud
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Science 10 Phys, Chem, Climate Final Review Agnew
Science 10 Phys, Chem, Climate Final Review Agnew
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An overall review of Science 10 Alberta Curriculum with minimal calculation.
Flashcards
50 cards
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Practice quiz
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Questions
50
Answers
1
The area under this graph represents:
speed
acceleration
work
mass
2
What is uniform motion?
constant speed in a straight line
energy exerted to move an object
constant acceleration over a distance
maximum speed reached during motion
3
The section of the heating curve that represents condensation is
C-B
E-D
B-C
D-E
4
What does the area under this graph represent?
velocity
acceleration
force
distance
5
Number of SIG DIGS in: 250 g
1
0
2
3
6
The element found in Group 6, Period 4 is
molybdenum
chromium
hafnium
seaborgium
7
The balancing numbers for the following reaction are: Cl
2
(g) + NaBr(aq) -> Br
2
(l) + NaCl(aq)
2,1,2,1
2,2,1,1
1,2,1,2
1,1,1,1
8
What is the unit for energy?
gram
Joule
second
Newton
9
What is the chemical formula for iron (III) oxide?
Fe3O2
Fe2O3
FeO
Fe4O6
10
The correct location of the 3 subatomic particles is
protons and electrons in nucleus; neutrons in cloud region
electrons and neutrons in nucleus; protons in cloud region
protons and neutrons in nucleus; electrons in cloud region
protons, neutrons and electrons in cloud region
11
What does a Joule represent?
kg•m2/s
kg•m2/s2
kg•m/s2
kg•m/s
12
An example of a diatomic element is
hydrogen
nickel
carbon
phosphorus
13
2 Mg(s) + 1 O
2
(g) -> 2 MgO(s) Reaction type is
composition
decomposition
single replacement
hydrocarbon combustion
14
What is the name for HNO
3
(aq)
hydrogen nitrite
nitric acid
hydrogen nitrate
nitrous acid
15
What is the unit for force?
Newton
gram
Joule
metre
16
An isotope is defined as atoms that have
the same number of p+ but different number of e-
the same number of p+ but different number of n0
the same number of e- but different number of p+
the same number of n0 but different number of e-
17
The distance-time graph that represents an object experiencing constant acceleration is:
D
C
F
A
18
Number of sig digs in: 582 pencils
1
2
3
0
19
What colour does phenolphthalein turn in a base?
blue
bright pink
yellow
colourless
20
Specific heat capacity is the amount of energy required to change the
temperature of one gram of a substance by one degree
state of a one mole of a substance from liquid to gas
state of a one mole of a substance from solid to liquid
temperature of one mole of a substance by one degree
21
A compound dissolves in water, does not conduct electricity and does not change litmus. It is
basic
acidic
neutral molecular
neutral ionic
22
The sections that represent temperature changes are:
B-C and D-F
C-D only
all sections
A-B; C-D; and E-F
23
The scientist who came up with the theory of the atom with circular orbits is
Dalton
Thompson
Bohr
Chadwick
24
Which of the following is evidence of a chemical reaction?
puddles evaporating
carbon dioxide subliming
bubbles produced when chemicals mixed
ice cubes melting
25
Which of the following phase changes is exothermic?
evaporation
sublimation
melting
freezing
26
In the formula n = m/M, M represents
moles
molar mass
mass
Avogadro's number
27
The precipitate in the following reaction is: KI(aq) + Pb(NO
3
)
2
(aq) -> PbI
2
(s) + KNO
3
(aq)
KNO3(aq)
PbI2(s)
Pb(NO3)2(aq)
KI(aq)
28
The temperature is represented by the _____ graph and the precipitation is the _____ graph
line;line
bar;bar
line; bar
bar; line
29
Which of the following reactions is an example of a double replacement reaction?
KI(aq) + Pb(NO3)2(aq) -> PbI2(s) + KNO3(aq)
Cu(s) + 2 AgNO3(aq) -> 2 Ag(s) + Cu(NO3)2(g)
1 CH4(g) + 2 O2(g) -> 1 CO2(g) + 2 H2O(g)
2 H2O(l) -> 2 H2(g) + 1 O2(g)
30
The heat released when a substance changes from a gas to a liquid is the
specific heat capacity
heat of vaporization
heat of fusion
heat of sublimation
31
Which of the following compounds is NOT soluble in water?
KCl
Ca(OH)2
NH4OH
Na3PO4
32
Biomes are
isolated systems
open systems
earth systems
closed systems
33
You are given mass and a change in temperature in a question. The formula to calculate heat is
Q = nHvap
n = m/M
Q = mcΔt
Q = nHfus
34
Speed is calculated using:
force and distance
acceleration and mass
distance and time
velocity and mass
35
What is NOT true about energy conversions?
energy cannot be created or destroyed
machines are 100% efficient
energy is always "lost" as heat
more conversions means more "lost" energy
36
The electron configuration for a phosphorus atom is
8e-, 2e-, 5e-
2e-, 8e-, 8e-
2e-, 8e-, 5e-
2e-, 5e-, 8e-
37
Heat transfers through our atmosphere through
solar energy
conduction
convection
radiation
38
The pendulum has the highest speed at point
C
B
A
none of the above
39
Engines convert
thermal energy into mechanical energy
electrical energy into thermal energy
kinetic energy into potential energy
heat energy into chemical energy
40
The standard unit for distance is:
cm
km
mm
m
41
The biome that is described by a prolonged dry season, rich fertile soil, grasses and deer is
desert
taiga
grassland
temperate deciduous forest
42
What is the equation for mechanical energy?
Em = 2 Ep
Em = Ep + Ek
Em = Ep - Ek
Em = Ek - Ep
43
To make more efficient machines, you must reduce the force of
gravity
electrons
magnetism
friction
44
The pendulum has maximum Ep at point
C only
A only
B only
B and C
45
The molar mass of oxygen gas is
16.00 g/mol
3.4 g/mol
32.00 g/mol
8 g/mol
46
The elements found in Group 17 are called the
halogens
noble gases
alkaline earth metals
alkali metals
47
Number of SIG DIGS in: 0.038 m/s
4
2
3
1
48
What is the name for N
2
O
4
dinitrogen tetraoxide
nitrogen oxide
tetranitrogen dioxide
nitride oxide
49
An example of a vector quantity is:
work
acceleration
time
temperature
50
Which of the following is NOT a form of potential energy?
the energy in atomic nuclei
the energy stored in charged particles
the energy due to position above Earth
the energy of sound waves
