1) Toss Up - Chemistry - Multiple Choice
Which of the following reactions would be most expected to form a racemic [ray-SEE-mik] product mixture?
W) E1
X) E2
Y) SN1
Z) Sn2
1) Bonus - Chemistry - Short Answer
At the beginning of an experiment measuring the phosphorescence produced by a phosphorescent substance, the brightness is measured at 12 lumens. After five minutes, the brightness is 6 lumens. After 10 minutes, it is 4 lumens. What brightness, in lumens, would you expect to find after 15 minutes?
ANSWER: 32) Toss Up - Biology - Short Answer
For convenience, living things are placed into various groups. The taxonomi=c breakdown of living things consists of the following categories:Family, C=lass, Genus, Phylum, Order, Kingdom and Species. Give the order of these te=rms from least specific to most specific.
ANSWER: kingdom, phylum, class, order, family, genus, species2) Bonus - Biology - Multiple Choice
In which of the following areas of the human body is the zygomatic (read as: ZYE-go-MAT-ick) arch found:
W) shoulder
X) pelvis
Y) head
Z) knee
3) Toss Up - Physics - Multiple Choice
Van de Graaff generators are capable of producing:
W) only low voltages
X) high enough voltages for x-ray equipment
Y) only small sparks
Z) voltages many times greater than the average lightening bolt
3) Bonus - Physics - Short Answer
What specific law most directly dictates that no heat engine can convert all its heat energy into mechanical energy:
ANSWER: THE SECOND LAW OF THERMODYNAMICS4) Toss Up - Physics - Multiple Choice
During a safety test, a small car and a truck move toward each other at the same speed and experience a head-on collision. Afterward, the two objects move away from each other along the same line. Which of the following is correct?
W) The truck will experience a greater speed than the car
X) The car will experience a greater speed than the truck
Y) The speeds of the truck and the car will be the same
Z) Sometimes the truck will experience a greater speed and sometimes the car will experience the greater speed
4) Bonus - Physics - Short Answer
Mercury or other liquid barometers work by balancing the force exerted by the atmosphere with what?
ANSWER: FORCE EXERTED BY THE LIQUID5) Toss Up - Chemistry - Short Answer
What color are the chromophores NOT absorbing in a blue shirt?
ANSWER: BLUE5) Bonus - Chemistry - Multiple Choice
Which of the following compounds is insoluble in water?
W) Barium acetate
X) Beryllium acetate
Y) Lead acetate
Z) Silver acetate
6) Toss Up - Chemistry - Short Answer
When baking cupcakes, a common ingredient used to make the batter rise is baking soda. What is the gas produced that causes the batter to rise?
ANSWER: CARBON DIOXIDE (ACCEPT: CO2)6) Bonus - Chemistry - Short Answer
What is the conjugate acid of the acetate ion?
ANSWER: ACETIC ACID (ACCEPT: ETHANOIC ACID)7) Toss Up - Chemistry - Short Answer
The presence of a wide stretch around 3000-3500 wavenumbers in an IR Spectra indicates what type of functional group?
ANSWER: alcohols7) Bonus - Chemistry - Multiple Choice
The characteristic broad stretch of an alcohol in an IR Spectra is due to what?
W) The large electron shielding of the oxygen atom
X) The hydrogen bonding between the alcohol molecules
Y) The intoxicating effects of alcohols in general
Z) The high volatility of alcohols compared to water
8) Toss Up - Physics - Multiple Choice
Helmholtz free energy is a thermodynamic potential measured at:
W) constant pressure only
X) constant temperature only
Y) constant temperature and volume
Z) constant temperature and pressure
8) Bonus - Physics - Short Answer
If the average speed of the particles in a gas is doubled, what is the change in radiated energy?
ANSWER: IT INCREASES BY A FACTOR OF 2569) Toss Up - Energy - Multiple Choice
Crates A and B have equal mass and travel the same distance on a horizontal track while a constant force F acts on A and a constant force 2F acts on B. Both crates start from rest. Which of the following equations represents the velocities VA and VB of A and B at the end of the displacement?
W) `V_b = V_a/2`
X) `V_b = sqrt(2)V_a`
Y) `V_b = 2V_a`
Z) `V_b = 4V_a`
9) Bonus - Energy - Short Answer
A 100 kilogram roller coaster starts from rest at a height of 500 meters. Given g as 10 meters per second squared and no friction, what speed in meters per second will it achieve at the bottom?
ANSWER: 10010) Toss Up - Biology - Short Answer
What is the most common name for the anaerobic degradation of glucose to lactic acid?
ANSWER: GLYCOLYSIS10) Bonus - Biology - Multiple Choice
Which of the following scientists was responsible for helping to
dispel the theory of spontaneous generation:
W) Spallanzani
X) Koch
Y) Darwin
Z) Hooke
11) Toss Up - Computer Science - Multiple Choice
Which of the following is a superclass-subclass relation?
W) Computer - Mainframe
X) Mainframe - Computer
Y) Computer - Pentium chip
Z) Pentium chip - Computer
11) Bonus - Computer Science - Multiple Choice
The Intel 80486 Microprocessor has
W) A 16 bit Address bus and an 8 bit Data bus.
X) A 32 bit Address bus and an 32 bit Data bus.
Y) A 32 bit Address bus and an 16 bit Data bus.
Z) A 16 bit Address bus and an 16 bit Data bus.
12) Toss Up - Biology - Short Answer
What is the one type of infectious agent that contains no nucleic acid?
ANSWER: PRION12) Bonus - Biology - Multiple Choice
Loss of the retinoblastoma gene product, Rb, causes cancer by affecting which of the following portions of the cell cycle?
W) G1/S checkpoint
X) S/G2 checkpoint
Y) G2/M checkpoint z) M/G1 checkpoint
13) Toss Up - Physics - Multiple Choice
Which of the following is the most common term for the general type of wave that results from the vibration of a physical medium:
W) mechanical
X) electromagnetic
Y) perfect
Z) pulsed
13) Bonus - Physics - Multiple Choice
Which of the following is LEAST accurate:
W) alpha particles are the same as helium nuclei
X) polarization of light supports the particle behavior of light
Y) a photon is a particle of light
Z) light slows down when it moves from a vacuum into glass
14) Toss Up - Astronomy - Multiple Choice
Which of the following positions is an inferior planet most likely in if it is seen just after sunset:
W) opposition
X) superior conjunction
Y) greatest eastern elongation
Z) greatest western elongation
14) Bonus - Astronomy - Multiple Choice
A comet develops a tail because of
W) the solar wind
X) Earth’s atmosphere
Y) the Oort Cloud
Z) heat from Mercury
15) Toss Up - Biology - Multiple Choice
Which of the following is NOT a function of the kidney?
W) excretion of urea
X) regulation of fluids and electrolytes
Y) elimination of toxic substances
Z) defecation
15) Bonus - Biology - Multiple Choice
Which of the following are skin receptors in humans that are sensitive to heat? Are they:
W) end organs of Krause
X) Meissner's corpuscles
Y) end organs of Ruffini
Z) Pacinian corpuscles
16) Toss Up - Physics - Multiple Choice
The human ear responds to frequencies in the range
of 20 Hz to
W) 2,000 Hz
X) 20,000 Hz
Y) 200,000 Hz
Z) 2,000,000 Hz
16) Bonus - Physics - Short Answer
Frequencies above what level are considered ultrasonic?
ANSWER: Ultrasonic17) Toss Up - Biology - Multiple Choice
Which of the following is NOT an example of connective tissue:
W) exocrine glands
X) bone
Y) blood
Z) cartilage
17) Bonus - Biology - Multiple Choice
Which of the following would be least soluble in distilled water:
W) progesterone
X) glucose
Y) ethanol
Z) insulin
18) Toss Up - Earth Science - Multiple Choice
Reverse faults commonly form as a result of which of the following tectonic forces:
W) tensional
X) transform
Y) shear
Z) compressive
18) Bonus - Earth Science - Multiple Choice
Which of the following is an ocean current that predominately travels in an EASTERLY direction:
W) the Labrador Current
X) the North Equatorial Current
Y) the Antarctic Circumpolar Current
Z) the South Equatorial Current
19) Toss Up - Physics - Multiple Choice
An infinitely long wire carries a current of three amps. The magnetic
field outside the wire
W) points radially away from the wire.
X) points radially inward.
Y) circles the wire.
Z) is zero.
19) Bonus - Physics - Multiple Choice
A standing wave is formed on a tightly stretched string. The distance
between a node and an antinode is
W) 1/8 wavelength.
X) 1/4 wavelength.
Y) 1/2 wavelength.
Z) 1 wavelength.
20) Toss Up - Math - Short Answer
According to "Set Theory", sets that do NOT contain themselves are typically referred to as:
ANSWER: NORMAL SETS20) Bonus - Math - Short Answer
If you start with 1 bacterium and double the number every 15 minutes, how many bacteria will you have at the end of 3 hours and 45 minutes?
ANSWER: 32,76821) Toss Up - Chemistry - Multiple Choice
The correct name of the acid HBr is
W) hydrobromic acid
X) hydrobromous acid
Y) bromate acid
Z) bromite acid
21) Bonus - Chemistry - Multiple Choice
Chemical kinetics is mainly concerned with
W) reaction rate
X) heat of reaction
Y) equilibrium
Z) completeness of reaction
22) Toss Up - General Science - Short Answer
The fertilizer potash provides plants with what element necessary for healthy growth and which is also the seventh most abundant element on Earth?
ANSWER: POTASSIUM (ACCEPT: K)22) Bonus - General Science - Short Answer
From what protein is gelatin, which is used as a food additive, most commonly derived?
ANSWER: COLLAGEN23) Toss Up - Chemistry - Short Answer
What is the IUPAC name for the molecule with formula CdSeO3?
ANSWER: CADMIUM (II) SELENITE23) Bonus - Chemistry - Short Answer
What 3 gray and malleable metals are most common in dental fillings?
ANSWER: SILVER, TIN, MERCURY24) Toss Up - Math - Short Answer
What is the reference angle for `(7pi)/6`?
ANSWER: `pi/6`24) Bonus - Math - Short Answer
Given coordinates A (1,2), B (7,1), C (3,0), and D (4,6), find the angle in degrees between AB and CD.
ANSWER: 90°25) Toss Up - Chemistry - Multiple Choice
The largest worldwide use for hydrogen gas is in the production of:
W) methanol
X) ammonia
Y) water
Z) hydrogen fluoride
25) Bonus - Chemistry - Multiple Choice
If you wanted to prepare the ester, methyl acetate, which of the following could you start with:
W) formic acid and ethanol
X) acetic acid and ethanol
Y) acetic acid and methanol
Z) formic acid and methanol