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PYP 001
TERM 151
FINAL EXAM
TUESDAY, DECEMBER 29, 2015
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*Read the following (31) questions and choose the right answer:
1
The figure below represents the speed-time graph for the motion of a vehicle during
a 7.0-minute trip. How many times the vehicle had decelerated?
A
B
2
C
D
4
5
Which best describes why projectiles move in a curved path?
A
B
C
D
3
3
2
They have constant horizontal velocity and vertical acceleration.
They have horizontal acceleration and constant vertical velocity.
They have horizontal and vertical accelerations.
They have constant horizontal velocity and constant vertical velocity.
You push yourself on a skateboard with a force of 30 N east and accelerate at 0.5
m/s2 east. What is the mass of the skateboard if your mass is 58 kg?
A
B
2.0 kg
60 kg
C
D
15 kg
4.0 kg
PYP 001
TERM 151
FINAL EXAM
TUESDAY, DECEMBER 29, 2015
4
Which of the following is true about an object in free fall?
A
B
C
D
5
B
B
C
D
9,600 N
9,600,000 N
3.8
0.3
C
D
30%
50%
The gravitational potential energy of an apple-Earth system changes when which
factor changes?
A
B
8
6,000 N
6N
A crate weighs 950 N. If you can use a pulley system to lift that crate with a force of
only 250 N, then what is the mechanical advantage of the pulley system?
A
7
It pulls on Earth, and Earth pulls on it.
Its acceleration depends on its mass.
It has no inertia.
Its momentum is constant.
The brakes on a car do 240 kJ of work in stopping the car. If the car travels a
distance of 40 m while the brakes are being applied, how large is the average force
that the brakes exert on the car?
A
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The apple’s mass
The apple’s speed
C
D
The apple’s temperature
The apple’s size
Which uses Bernoulli’s principle?
A
B
Hose-end sprayer
Piston
C
D
Skateboard
Buoyancy
PYP 001
TERM 151
FINAL EXAM
TUESDAY, DECEMBER 29, 2015
9
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Which atomic model is represented in the figure below?
A
B
Thomson Model
Bohr Model
C
D
Democritus Model
Electron Cloud Model
10 Which of the following is an example of a polar molecule?
A
B
CHCl3
CCl4
C
D
Cl2
BeCl2
11 Which atom(s) in the methane molecule (CH4) has a partial negative charge (-δ
δ)?
A
B
Carbon atom.
Hydrogen atoms.
C
D
All of them.
None of them.
12 Suppose the ratio of parent-to-daughter isotopes in an igneous rock is 1:3. The half
life of the parent isotope is 1.3 billion years. How old is the rock sample?
A
B
2.6 billion years.
1.3 billion years.
C
D
3.9 billion years.
5.2 billion years.
13 Which geologic principle is described by the phrase “ the present is the key to the
past”?
A
B
Uniformitarianism
Original horizontality
C
D
Unconformities.
Faunal succession.
PYP 001
TERM 151
FINAL EXAM
TUESDAY, DECEMBER 29, 2015
CODE
PAGE 4
14 Which of the following geologic time units is longest?
A
B
Eon
Era
C
D
Period
Epoch
15 An aquifer is known to be 200 km long and 75 km wide. If its average saturated
thickness is 40 m and it has an average porosity of 3 percent, estimate how many
cubic kilometers of water could potentially be stored in the aquifer.
A
B
18 km3
600 km3
C
D
1800 km3
1.8 km3
16 A rock unit that can transfer water through its pore spaces is called
A
B
an aquifer.
an aquitard.
C
D
a water table.
a glacier.
17 Which of the following erosional agents causes the formation of a landform called
Arête?
A
B
Glaciers.
Ocean waves.
C
D
Rivers.
Wind
18 Which of the following is a depositional landform of wind?
A
B
Loess.
Outwash plain.
C
D
Blowouts
Desert pavement
19 Which of the following statements is correct?
A
B
C
D
An increase in surface area of a rock increases its weathering rate.
Frost wedging occurs when water collects in the cracks of a rock and
then evaporates.
Rocks in flat, low lying areas are more susceptible to weathering than
rocks on steep slopes.
Weathering rate does not depend on the rock type.
PYP 001
TERM 151
FINAL EXAM
TUESDAY, DECEMBER 29, 2015
CODE
PAGE 5
20 An important chemical reaction called_________occurs when feldspar reacts with
water to form the clay mineral kaolinite which helps soil store water and absorb
nutrients.
A
B
hydrolysis
oxidation
C
D
carbonation
hydration
21 Which is a mixture of weathered rock, organic matter, water, and air?
A
B
Soil
Feldspar
C
D
Rock rust
Parent material
22 Which of the following is an evidence that was used by Wegner to support his
continental drift hypothesis?
A
B
C
D
Correlation of fossils among the continents.
Matching magnetic polarities.
Seafloor spreading at mid-ocean ridge.
Comparing the ages of continental rocks with those of oceanic rocks.
23 Suppose that the arrows in the figure below represent patterns of convection in
Earth’s mantle. Which type of plate boundary is most likely to occur along the region
labeled “A”?
A
B
Divergent plate boundary
Convergent plate boundary
C
D
Transform plate boundary
Reverse plate boundary
PYP 001
TERM 151
FINAL EXAM
TUESDAY, DECEMBER 29, 2015
CODE
PAGE 6
24 Which feature forms when two plates of equal densities collide?
A
B
High range of folded mountains.
Subduction zone.
C
D
Mid-ocean ridge.
Rift valley.
25 If S-waves lag behind P-waves by 2.0 minutes for every 1,000 km of distance from
the earthquake epicenter, how far away from the earthquake epicenter is a
seismograph that measures a lag time of 6.0 minutes?
A
B
3000 km
6000 km
C
D
2000 km
8000 km
26 Seismic waves from a magnitude-8 earthquake on Richter scale are _______ times
larger in amplitude than those from a magnitude-4 earthquake.
A
B
10,000
1000
C
D
40
4
27 What kind of seismic waves are shown in the figure below?
A
B
C
D
Primary waves (P-waves)
Secondary waves (S-waves)
Surface waves that move like ocean waves.
Surface waves that move like horizontal S-waves.
28 Areas on Earth’s surface where no seismic waves are recorded are called
A
B
Shadow zones
Discontinuities
C
D
Plate boundaries.
Hot spots.
PYP 001
TERM 151
FINAL EXAM
TUESDAY, DECEMBER 29, 2015
29 In which state of matter the Earth’s outercore exist?
A
B
Liquid
Rigid solid
C
D
Plastic-like solid
Plasma
30 Which of the following best describes shield volcanoes?
A
B
C
D
Broad, flat structures composed of layer upon layer of lava flows.
Small in size and have short eruption cycles.
Large and steep-sided and composed of layers of both lava and ash.
None of these.
31 Which of the following statements is correct?
A
B
C
D
None of these.
Mafic magmas have high viscosity.
Magmas with low viscosity are rich in silica.
Volcanoes erupt a variety of gases, but carbon dioxide is released
more than any other gas.
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