Science-Math Quiz Bowl

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Science-Math Quiz Bowl

• Final Practice Questions

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Science-Math Quiz Bowl Questions

• 1. Balance the given reaction
• _CH4 _O2 _CO2 _H2O

1CH4 2O2 ? 1CO2 2H2O
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Science-Math Quiz Bowl Questions

• 2. The rarest blood type for humans?

AB-
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Science-Math Quiz Bowl Questions
3. Four capacitors are in a series circuit with
values of 10, 20, 25, and 100 coulombs/volt.
What is the capacitance of the circuit?

• Answer 5 coulombs/volt
• 1/C 1/10 1/20 1/25 1/100 1/5 C 5.

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Science-Math Quiz Bowl Questions

• 4. What is the height of an equilateral triangle
  with area 4?3?

Answer 2?3
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Science-Math Quiz Bowl Questions

• 5. Name two structures that compose peripheral
  nerves.

Axons Dendrites
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Science-Math Quiz Bowl Questions

• 6. Complete and balance this reaction.
• C4H10 O2 (assume complete)

2C4H10 13O2 8CO2 10H2O
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Science-Math Quiz Bowl Questions

• If ?ABC is a 30-60-90 triangle and the shortest
  leg is of length 5, what is the area?

Answer 25?3/2
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Science-Math Quiz Bowl Questions

• 8. An electromagnetic wave has a frequency of
  1.5 x 1010 Hz. What is the wavelength?

2 cm
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Science-Math Quiz Bowl Questions

• 9. __________ their membranes form the myelin
  sheath of peripheral neurons.
• Their nuclei and cytoplasm form the neurolemma.

Schwann cells
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Science-Math Quiz Bowl Questions

• Relate the length of the following line segments.
  (____)2 (AB)(BD)

A
D
B
C
Answer (BC)2 (AB)(BD)
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Science-Math Quiz Bowl Questions

• 11. A ball is thrown horizontally from the top
  of a building that is 44.1 meters above the
  ground with a velocity 9.0 m/s. How far away
  from the base of the building does it hit the
  ground?

27 meters
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Science-Math Quiz Bowl Questions

• Predict the precipitate of the following
  reaction
• BaCl2 AgNO3 ?

AgCl
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Science-Math Quiz Bowl Questions

• 13. A 250 N force is applied to a 12.5 kg mass.
  What is the acceleration experienced by the mass?

Answer 20 m/sec 2
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Science-Math Quiz Bowl Questions

• 14. In ?ABC, ?A40, and the exterior angle of ?C
  140. What is the measure of ?B?

Answer 100o
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Science-Math Quiz Bowl Questions

• 15. This part of the brain is responsible for
• 1. Produces antidiuretic hormone and oxytocin.
• 2. Produces releasing hormones.
• 3. Regulates body temperature.
• 4. Regulates food intake.
• 5. Regulates the autonomic nervous system and
  visceral responses.
• 6. Regulates body rhythms.

Hypothalamus
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Science-Math Quiz Bowl Questions

• 16. Evaluate

if
b.
a.
c.
d.
Answer C
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Science-Math Quiz Bowl Questions

• 17. What is the length of the final leg of a
  right triangle with hypotenuse 50 and one leg
  length 14?

Answer 48
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Science-Math Quiz Bowl Questions

• 18. 2C2H2 5 O2 4CO2 2 H2O
• If 3.84 moles of C2H2 are burned, how many moles
  of O2 are needed?

9.6 moles
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Science-Math Quiz Bowl Questions

• 19. Which of the following lines is not parallel
  to the graph of
• a. b.
• c. d.

Answer a
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Science-Math Quiz Bowl Questions

• 20. The principle that explains how a car lift
  uses hydraulic pressure to elevate a car.

Answer Pascals Principle
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Science-Math Quiz Bowl Questions

• 21. A 45-45-90 triangle with a hypotenuse of 12
  has a leg of what length?

Answer 6?2
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Science-Math Quiz Bowl Questions

• 22. A thermodynamic process that occurs where
  temperature remains constant.

Isothermic
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Science-Math Quiz Bowl Questions

• 23. The period of a water wave is 2.5 x 10-2
  second and its wavelength is 0.5 meters. What is
  the velocity of the wave?

20 m/s
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Science-Math Quiz Bowl Questions

• A trapezoid with median 8 and height 7 has what
  area?

Answer 56
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Science-Math Quiz Bowl Questions

• 25. A parallel circuit of 3 resistors of values
  50 ohms, 10, ohms, and 25 ohms have a current of
  4 amps. What is the voltage in this circuit?

Answer 25 volts
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Science-Math Quiz Bowl Questions

• 26. Identify the 3 major types of carbohydrates.

Monosaccharides Disaccharides Polysaccharides
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Science-Math Quiz Bowl Questions

• 27. What is the efficiency of a heat engine with
  a heat output of 120 Calories and a heat input of
  600 Calories?

Answer 80 E 1 120/600 .80
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Science-Math Quiz Bowl Questions

• 28. A sphere is contained within a right cylinder
  such that the diameter of the sphere equals the
  diameter of the cylinder. If the diameter of the
  sphere is 6 and the height of the cylinder is 8,
  what is the volume in the cylinder that is not
  occupied by the sphere ?

Answer 36?
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Science-Math Quiz Bowl Questions

• 29. If 10.1 g of Fe are added to a solution of
  Copper (II) Sulfate, how many grams of solid
  copper would form?
• 2Fe 3CuSO4 Fe2(SO4)3 3Cu

Answer 17.2 g Cu
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Science-Math Quiz Bowl Questions

• 30. A person suffering with myopia comes to you
  as an optometrist seeking to have his vision
  corrected. What type of lens will you prescribe.

Concave or diverging lens
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Science-Math Quiz Bowl Questions

• 31. What is the length of the diagonal of a
  rectangular solid with length 5, width 6, and
  height 2?

Answer ?65
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Science-Math Quiz Bowl Questions

• 32. Carbohydrate group that has the following
  characteristics
• Animal starches (glycogen)
• Long chains of glucose
• Does not dissolve in water
• Stored in liver and muscle tissue

Polysaccharides
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Science-Math Quiz Bowl Questions

• 33. Which of the following best describes the
  image of a concave mirror when the objects
  distance from the mirror is less than the focal
  distance?
• a. virtual, upright, and magnification greater
  than one
• b. real, inverted, and magnification less than
  one
• c. virtual, upright and magnification less than
  one
• d. real, inverted and magnification greater than
  one

a. virtual, upright, and magnification greater
than one
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Science-Math Quiz Bowl Questions
34. Of the following four processes, indicate
which are exothermic evaporation, condensation,
melting, solidification
Condensation Solidification
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Science-Math Quiz Bowl Questions

• 35. A magnetic field goes through a loop of wire,
  as below. If the magnitude of the magnetic field
  is increasing, what can we say about the current
  in the loop?
• a. The loop has a clockwise current.
• b. The loop has a counterclockwise current.
• c. The loop has no current.

a. The loop has a counterclockwise current. b.
The loop The loop has a clockwise current. c.
Has no current.
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Science-Math Quiz Bowl Questions

• 36. Identify the chemical group having the given
  structure

Ketones
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Science-Math Quiz Bowl Questions

• 37. Determine the magnitude of the magnetic field
  created from a 10 loop coil of wire having a
  current of 5 amperes.
• µo 4 ? x 10-7 T.m / A

B 200 ? x 10-7 T
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Science-Math Quiz Bowl Questions

• 38. Health conditions that results from an
  iodine deficiency and the inflammation of
  follicles due to inadequate production of thyroid
  hormone.

Goiter
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Science-Math Quiz Bowl Questions

• 39. A plane electromagnetic wave has electric and
  magnetic fields at all points in the plane as
  noted below. With the fields oriented as shown,
  the wave is moving
• A. into the plane of the paper.
• B. out of the plane of the paper.
• C. to the left.
• D. to the right.
• E. toward the top of the paper.

A. into the plane of the paper.
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Science-Math Quiz Bowl Questions
40. How many grams of KCl, with a molar mass of
75 g/mol, are needed to make 1.0 L of a 5 molar
solution?
375 g