1) Toss Up - Math - Multiple Choice
Which of the following angles would be located in Quadrant IV of a rectangular coordinate system:
W) 2/3 rev
X) -480°
Y) 3/16 rev
Z) 0.8 rev
1) Bonus - Math - Short Answer
In the following number sequence, what are the values for a, b and c: a, b, 38, 22, 14, 10, c
ANSWER: a = 134; b = 70; c = 82) Toss Up - General Science - Short Answer
A hexadecimal number is a numeral system with a radix or a base of what?
ANSWER: 162) Bonus - General Science - Short Answer
Convert a pressure of 1.2 atmospheres into millimeters mercury:
ANSWER: 912 (Solution: 1.2 atm x 760 mmHg/1 atm = 912 mmHg)3) Toss Up - Chemistry - Multiple Choice
Any chemical reaction in which the products can regenerate the reactants is called
W) a double-replacement reaction
X) a single-replacement reaction
Y) a reversible reaction
Z) an irreversible reaction
3) Bonus - Chemistry - Multiple Choice
Which of the following species has the smallest equilibrium separation for its ion-pair?
W) KF
X) LiF
Y) BaBr
Z) NaCl
4) Toss Up - Chemistry - Multiple Choice
Which of the following is a substance that is very reactive with the oxygen in air and must be stored under water or some other substance to keep it from becoming incendiary:
W) fullerene
X) white phosphorous
Y) calcium fluoride
Z) calcium oxide
4) Bonus - Chemistry - Multiple Choice
Which of the following best describes the catalyst in the destruction of ozone by chlorofluorocarbons:
W) homogeneous
X) heterogeneous
Y) enzymatic
Z) autocatalytic
5) Toss Up - Chemistry - Multiple Choice
Which of the following factors does NOT affect the solubility of a solid in a liquid?
W) Temperature
X) Polarity of solute
Y) Polarity of solvent
Z) Pressure
5) Bonus - Chemistry - Multiple Choice
Which of the following period 3 elements has the smallest atomic radius?
W) Sodium
X) Phosphorus
Y) Chlorine
Z) Aluminum
6) Toss Up - General Science - Short Answer
What is the name for a chemical that kills a plant or inhibits its growth?
ANSWER: HERBICIDE6) Bonus - General Science - Multiple Choice
In the environment, all of the following are abiotic factors except
W) light
X) temperature
Y) bacteria
Z) size of soil particles
7) Toss Up - Earth Science - Multiple Choice
Which of the following is NOT true about the Earth’s
stratosphere:
W) it contains most of the ozone
X) it is bordered on the bottom by the stratopause
Y) it sits below the mesosphere
Z) within the layer, temperature increases with altitude
7) Bonus - Earth Science - Short Answer
In some regions of the central U.S., wind-blown deposits of dust are thick enough that it forms a rugged topography with steep slopes consisting largely of silt which exhibits little stratification and is known as:
ANSWER: LOESS (Pron: lurss)8) Toss Up - Biology - Short Answer
Okazaki (read as: OH-kah-zak-ee) fragments are joined by what specific enzyme?
ANSWER: DNA LIGASE (ACCEPT: DNA POLYMERASE I)8) Bonus - Biology - Multiple Choice
Assuming a man has Daltonism and marries a homozygous, normal woman, their children would most likely have which of the following genetic distributions:
W) 100% of the females would be carriers and 50% of the males would be carriers
X) 100% of the females would be carriers and 100% of the males would be normal
Y) 50% of the females would be carriers and all of the males would have Daltonsim
Z) both the females and the males would all have Daltonsim
9) Toss Up - Chemistry - Multiple Choice
A solution at 25°C with a hydroxide ion concentration of `1 xx 10^-2` moles per liter is generally considered:
W) weakly acidic
X) strongly acidic
Y) weakly basic
Z) strongly basic
9) Bonus - Chemistry - Short Answer
If a mixture of 2 liquids is in an open beaker, what are the maximum number of phases that can be present?
ANSWER: 310) Toss Up - Biology - Multiple Choice
Which of the following is NOT a way that monarch butterflies manage energy on their migrations?
W) Fat storage in the abdomen
X) Flying with the wind
Y) Switching to higher-energy food sources
Z) Gliding instead of flapping
10) Bonus - Biology - Short Answer
By name or number, identify all of the following four plants that are C4 plants: 1) corn, 2) rice, 3) soybeans, 4) wheat.
ANSWER: CORN (ACCEPT: 1)11) Toss Up - Earth Science - Multiple Choice
Deserts lying immediately east of the Cascade and Sierra Nevada mountain ranges are examples of what type of desert:
W) coastal
X) continental
Y) rainshadow
Z) subtropical
11) Bonus - Earth Science - Multiple Choice
The mistral, a cold, dry wind that flows under the
influence of gravity down the Rhone Valley in France and out onto the Mediterranean sea, is an example of what type of wind:
W) Chinook
X) polar
Y) katabatic
Z) sea breeze
12) Toss Up - Physics - Multiple Choice
A 2 meter by 2 meter raft sinks 10 centimeters into the water. Which of the following approximates its weight in newtons?
W) 5000
X) 3900
Y) 2500
Z) 1600
12) Bonus - Physics - Short Answer
Suppose a bat emits sound waves at a frequency of 83 kilohertz while flying with a velocity of 9.0 meters per second as it chases a moth that flies with a velocity of 8.0 meters per second. Given the speed of sound as 343 meters per second, to the nearest integer, what frequency in kilohertz does the moth detect?
ANSWER: 8313) Toss Up - Math - Short Answer
Give the equation of one of the circles which satisfy the following criteria: a circle with a radius of 8 which is tangent to th y-axis and whose center lies on the x-axis.
ANSWER: `(x - 8)^2 + (y)^2 = 82` or `(x + 8)^2 + (y)^2 = 82`13) Bonus - Math - Short Answer
To what value is the product of the sin(A) and the csc(A) (read:cosecant of A) equal?
ANSWER: 114) Toss Up - Math - Multiple Choice
If triangle ABD is congruent with triangle EFG, which of the following MUST be true:
W) side AB is congruent to side EF
X) side AD is congruent to side FG
Y) measure of angle B = measure of angle G
Z) measure of angle A = measure of angle G
14) Bonus - Math - Multiple Choice
The Fibonacci (pron: fee-beh-naw-che) sequence begins with the numbers 0, 1, 1, 2, 3, 5 and 8. The eleventh and twelfth terms of the Fibonacci sequence are 55 and 89, respectively, what is the thirteenth term?
W) 102
X) 121
Y) 144
Z) 163
15) Toss Up - Chemistry - Short Answer
What is the pH of a 1 × 10-4 molar HCl solution?
ANSWER: 415) Bonus - Chemistry - Short Answer
What is the molarity of a sodium hydroxide solution made by dissolving 4 grams NaOH in 250 milliliters of water?
ANSWER: 0.416) Toss Up - Physics - Multiple Choice
A closed hemispherical shell of radius R is filled with fluid at uniform pressure p. The net force of the fluid on the curved portion of the shell is given by:
W) 2ttRa2p (read as 2 pi times R squared times p)
X) 4nRA2p (read as 4 pi times R squared times p)
Y) nRA2p (read as pi times R squared times p)
Z) (4/3)nRA2p (read as 4 over 3 times pi times R squared times p)
16) Bonus - Physics - Short Answer
A boat floating in fresh water displaces 16, 000N of water. How many newtons of saltwater would it displace if it floats in saltwater of specific gravity 1.17?
ANSWER: 16,00017) Toss Up - Earth Science - Multiple Choice
Which of the following is NOT true of basalt and gabbro:
W) they formed from magma at the same temperature
X) they are derived from basaltic magma
Y) they formed from magma with the same silica content
Z) they are both intrusive igneous rocks
17) Bonus - Earth Science - Multiple Choice
Which of the following distances in kilometers is closest to the diameter of the earth?
W) 750 kilometers
X) 2,750 kilometers
Y) 12,750 kilometers
Z) 127,500 kilometers
18) Toss Up - General Science - Multiple Choice
To remove this parasite that erupts from the skin, victims will wrap the end of the emerging worm around a stick and turn the stick over a period of days to slowly remove the worm:
W) Ascaris
X) guinea worm
Y) hookworm
Z) strongyloid
18) Bonus - General Science - Short Answer
Name all of the following that are primarily bacterial diseases: diphtheria; herpes zoster; strep throat; rubella; yellow fever
ANSWER: DIPHTHERIA; STREP THROAT19) Toss Up - Physics - Multiple Choice
Which of the following laws most directly applies to elastic solids:
W) Avogadro’s Law
X) Hooke’s Law
Y) Stefan’s Law
Z) Stoke’s Law
19) Bonus - Physics - Multiple Choice
A horizontal stabilizer is to pitch as ailerons are to:
W) yaw
X) stall
Y) roll
Z) stall
20) Toss Up - Physics - Short Answer
If in a 2-piston hydraulic device, a 100-newton force is applied to a piston with an area of 0.01 square meters, what will be the resulting force, in newtons, on a piston with an area of 0.5 square meters?
ANSWER: 500020) Bonus - Physics - Short Answer
What is the centripetal acceleration in meters per second squared of a point on a bicycle tire of radius 0.81 meters when the bike is moving at 9 meters per second?
ANSWER: 10021) Toss Up - Math - Short Answer
Solve the following equation for x: `x^2 - 20x + 19 = 0`
ANSWER: 19 and 121) Bonus - Math - Short Answer
What is the smaller of two integers whose sum is 19 and whose product is 48?
ANSWER: 322) Toss Up - Physics - Short Answer
How many protons and neutrons are in the most stable nucleus?
ANSWER: 26 PROTONS, 28 NEUTRONS22) Bonus - Physics - Multiple Choice
Through radioactive decay, a carbon-11 atom turns into a boron-11 atom. This type of decay is
W) beta minus decay
X) beta plus decay
Y) alpha decay
Z) gamma decay
23) Toss Up - Biology - Multiple Choice
The cluster of cells that forms in the blastocyst produces three cell layers during
W) gastrulation.
X) implantation.
Y) cleavage.
Z) double fertilization.
23) Bonus - Biology - Multiple Choice
Which of the following is also called "cancer of the blood" -- an uncontrolled, greatly accelerated production of white cells. Is it:
W) polycythemia
X) leukemia
Y) sickle-cell anemia
Z) none of these
24) Toss Up - Physics - Multiple Choice
If light in one material is incident upon another material at the critical angle,
W) the light enters the second material along the normal to the border
X) the light is refracted as it enters the second material
Y) the light reflects at an angle back into the first material
Z) the light is refracted along the border between the surfaces
24) Bonus - Physics - Multiple Choice
In a concave spherical mirror, a real image is formed only if the object is
W) outside the focal point
X) at the focal point
Y) inside the focal point
Z) a concave spherical mirror always forms a real image
25) Toss Up - Chemistry - Multiple Choice
Sodium is a highly malleable substance whereas sodium chloride is not. Which of the following is the LEAST likely explanation:
W) sodium is metallic
X) in sodium chloride, the ionic forces are strong
Y) in sodium, atoms can move without any specific bonds being broken
Z) in sodium chloride, the ions are arranged in very irregular arrays
25) Bonus - Chemistry - Multiple Choice
Which of the following is the strongest form of magnetism:
W) ferromagnetism
X) paramagnetism
Y) diamagnetism
Z) trimagnetism