- StudyBlue
- Michigan
- Heritage High School
- Science Bowl
- Benkert
- Round 12 (Real One)
Round 12 (Real One)
Science Bowl with Benkert at Heritage High School
About this deck
Created: 2011-03-26
Size: 50 flashcards
Views: 4
About StudyBlue
Dennis
Sign up (free) to study this.
Physical: If the density of a metal alloy is 5,430 kilograms per cubic meter, what is it's specific gravity, rounded to the second decimal place?
Answer: 5.43
An Olympic runner braces himself against a stationary set of foot blocks and accelerates with a horizontal magnitude of 2 meters per second squared. How many newtons of horizontal frce does the runner exert on the block to produce this acceleration if his mass is 70 kilograms?
Answer: 140
(Solution: F = MA: F = 70 x 2 = 140)
Earth: Which of the following best explains the relatave lack of hydrogen in our atmosphere in spite of its abundance in the Universe?
W) Most is tied up in the water molecule
X) Most is consumed in photosynthesis
Y) Most escaped into space long ago because of its low mass
Z) Most was an unstable is
Earth: Which of the following best explains the relatave lack of hydrogen in our atmosphere in spite of its abundance in the Universe?
Answer: Y) Most of it escaped into space long ago because of its low mass
Earth: Which of the following locations contain relatively young coasts that formed as a consequence of continental rifting?
W) southern coasts of the Aleutian Islands
X) Gulf of California
Y) Hawaii
Z) northeastern Japan
Earth: Which of the following locations contain relatively young coasts that formed as a consequence of continental rifting?
Answer: X) Gulf of California
Math: What is the x-intercept of a graph of the following equation:
y = -7x + 7
Math: What is the x-intercept of a graph of the following equation:
y = -7x + 7
Answer: 1 (Accept: 1,0)
Math: Multiply the polynomial, 3x2 - 4xy +y2, by -3xy, and simplify.
Answer: -9x3y + 12x2y2 - 3xy2
Science: Which of the following filters can withstand temperatures up to 14000C?
W) paper cellulosic
X) borosilicate glass
Y) polyester
Z) ceramic
Science: Which of the following filters can withstand temperatures up to 14000C?
Answer: Z) Ceramic
Science: Convert 60 miles per hour into feet per second.
Answer: 88
(Solution: (60 mi/hr)(5280 ft/mi)(1 hr/3600 sec) = 88 ft/s
Life Science: Which of the following best describes muscle tone:
W) Maximum strength of a muscle
X) length versus width of a muscle
Y) average energy use or oxygen use of a fully contracted muscle
Z) amt. of tension or contraction of a resting muscle
Life Science: Which of the following best describes muscle tone:
Answer: Z) Amount of tension or contraction of a resting muscle
Life Science: Which of the following terms most commonly refers to nerves leaving the brain:
W) posterior
X) rostral
Y) efferent
Z) involuntary
Life Science: Which of the following terms most commonly refers to nerves leaving the brain:
Answer: Y) Efferent
Randy was precise in his lab experiment, but he was not accurate. Which of the following best describes his measurements?
W) his data was close to the true value but not reproducible
X) his data was close to the true value and reproducible
Y) his data was not close to the true value but reproduc
Physical Science: Randy was precise in his lab experiment, but he was not accurate. Which of the following best describes his measurements?
Answer: Y) His dta was not close to the true value but reproducible
Physical Science: Using a gravitational acceleration of 10 m/sec and giving your answer in appropriate SI units, if dropped off a clif, how fast will a rock be falling at the end of 2 seconds if gravity is ignored?
Answer: 20 m/sec (must give units)
Earth Science: The Earth's mantle is thought to be composed of which of the
following:
W) Coal
X) Granite
Y) slate
Z) peridotite
Earth Science: The Earth's mantle is thought to be composed of which of the
following:
Answer: Z) Peridotite
Earth Science: Giving your answer in hours and minutes, how often will the entire tidal pattern of Earth be repeated?
Earth Science: Giving your answer in hours and minutes, how often will the entire tidal pattern of Earth be repeated?
Answer: 24 hours and 50 minutes
Math: What is the common ratio of the geometric series with the first three terms, 1/2 , 1/4 , 1/8
Math: What is the common ratio of the geometric series with the first three terms, 1/2 , 1/4 , 1/8
Answer: 1/2
Math: What is the least common multiple of the numbers 30, 45, and 60
Answer: 180
G. Science: Which of the following best describes a coelacanth (SEE-la-canth):
W) living fossil fish
X) extinct amphibian
Y) extinct mammal
Z) and air-breathing extinct fish
G. Science: Which of the following best describes a coelacanth (SEE-la-canth):
Answer: W) Living fossil fish
G. Science: Which of the following 3 choices are reference scales commonly used in describing the hardness of materials? Rockwell; Austnite; Ferrule
Answer: Rockwell
Life Science: Into which of the following does a typical fern spore most directly develop:
W) sporophyte
X) egg cell
Y) gametophyte
Z) sperm cell
Life Science: Into which of the following does a typical fern spore most directly develop:
Answer: Gametophyte
Life Science: name all of the following 4 plants that are conifers; pine, hemlock; palm, maple
Answer: pine, hemlock
Physical Science: Which of the following most likely occurswhen one molecule is oxidized?
W) Another molecule is reduced
X) there is a release in work
Y)the system becomes more ordered
Z) the reaction is at equilibrium
YPhysical Science: Which of the following most likely occurswhen one molecule is oxidized?
Answer: W) another molecule is reduced
Phyical Science: Arrange the following 3 pure substances in order of INCREASING evaporation rates at 1 atmosphere of pressure and at room temperature: water; acetone; aluminum
Physical Science: Which of the following most likely occurswhen one molecule is oxidized?
Answer: Aluminum, Water, Acetone
Earth Science: Which of the following were NOT produced by the eruption of Mt. St. Helens in 1980:
W) lahar (read as lah-HAR) flows
X) pyroclastic flows
Y) significant ashfall deposits
Z) basic lava
Earth Science: Which of the following were NOT produced by the eruption of Mt. St. Helens in 1980:
Answer: Basic lava
Earth Science: All of the volcanoes of Hawaii belong to which of the three basic types?
Answer: Shield
Math: Reduce the following expression to lowest terms: 3x+y/xy
Answer: 3x+y/xy (Accept Cannot be reduced)
Math: Find the prime factorization of 90:
Answer: 2 x 3 x 3 x 5 (Accept 2 x 32 x 5
General Science: Which of the following is a native American fruit that is typically grown in bogs and harvested in the fall:
W) cherries
X) blueberries
Y) cranberries
Z) huckleberries
General Science: Which of the following is a native American fruit that is typically grown in bogs and harvested in the fall:
Answer: cranberries
General Science: Which of the following is the pigment responsible for the characteristic red color of the cranberry?
W) red dye number 2
X) carotene
Y) carmine red
Z) anthocyanin
General Science: Which of the following is the pigment responsible for the characteristic red color of the cranberry?
Answer: Z) anthocyanin
L.Science: Which of the following is a theory of heredity postulated by Lamarck:
W)Charachteristics acquired after birth are passed on to following generations
X)nature selects for the best characteristic
Y)Only the fittest organisms survive through natural selection
Z)genes determine phenotype
L.Science: Which of the following is a theory of heredity postulated by Lamarck:
Answer: W) Characteristics acquired after birth are passed on to following generations.
Life: By words or numbers, name all of the following 3 choices that are found in the E.coli bacterium: 1 mitochindria 2 chloroplasts 3 ribosomes
Answer: Ribosomes
Physical: Which of the following molecules is considered the most polar:
W CH4
X HF
Y F2
Z CO2
Physical: Which of the following molecules is considered the most polar:
W CH4
X HF
Y F2
Z CO2
Answer: X HF
Physical: In addition to oxygen and sodium, what other element is a major constituent of borax?
Answer: Boron
W A moderate earthquake
X A moderate breeze
Y A strong tornado
Z A mineral similar in hardness to flourite
Earth: A Beaufort number of 4 indicates:
W A moderate earthquake
X A moderate breeze
Y A strong tornado
Z A mineral similar in hardness to flourite
Answer: X A moderate breeze
Earth: If cumulus mammatus clouds are heading your way, you may soon experience:
W clearing skies
X A moderate breeze
Y high pressure systems
Z snow
Earth: If cumulus mammatus clouds are heading your way, you may soon experience:
W clearing skies
X A moderate breeze
Y high pressure systems
Z snow
Answer: X A moderate breeze
Math: Find the sum of 7x23, and 3x23:
Answer: 230
Solution:(7+3)(23)=230
Math: Solve the following equation for X
(4X-8)-(5X+6)=(2X-9)-(4X+1)
Math: Solve the following equation for X
(4X-8)-(5X+6)=(2X-9)-(4X+1)
Answer: 4
General: What human disease is caused by infection with the rhinovirus?
Answer; COMMON Cold; Accepting Cold
general: Name all of the following 4 diseases for which effectve vaccines ae currently available: chicken pox; malaria; diptheria; HIV
Answer: Chicken pox; diptheria
Life: Which of the following is least likely to be found in or on the root of a flowering plant:
w stomata
x epidermis
y xylem
z phloem
Life: Which of the following is least likely to be found in or on the root of a flowering plant:
w stomata
x epidermis
y xylem
z phloem
answer: w stomata
Life: What is the common name for the protective layer of cells that cover the tip of a growing root, allowingit to make its waythrough difficult soils?
Answer: root cap
Physical: When aluminum fillings are added to a beaker contaning concentrated sulfuri acid, what gas is produced?
answer: Hydrogen; accept H2
Physical: Rounded to the nfirst decimal place, what is th current, in ampers, for a 60-watt bulb running on a 120-volt power source?
Answer: .5
(solution: current=watts/volts; 60/120=.5 ampers)
Earth: Inwhich of the 5 main layers of Earth's atmospkere does the Space Shuttle orbit?
Answer: Thermosphere
Order the following 4 life forms from the EARLIEST to appear on Earth to the most RECENT: crocodile, jawless fish, jawed fish, antelope
Answer: jawless fish, jawed fish, crocodile, antelope
Math: any triangle inscribed within a semicircle is always what type of triangle if one of it's sides is the diameter of the semicircle?
Answer: right
Math: Provide the prime factors over the integers for the following expression:
25X4-16Y2
Math: Provide the prime factors over the integers for the following expression:
25X4-16Y2
Answer: (5X2+4Y)(5X2-4Y)
General: Which of the following 4 star types is believed to be the most common in the universe: neutron, blue giant, red dwarf, pulsar
Answer: red dwarf
General: Which ONE of the following 5 spectral classes is the HOTTEST:
A,F,G,K,O
General: Which ONE of the following 5 spectral classes is the HOTTEST:
A,F,G,K,O
Answer: O
Life: What sugar is found in the backbone of DNA?
Answer:Deoxyribose; accept ribose
Life: Name all of the following 4 trees that produce true flowers:
hemlock, palm, maple, pine
Life: Name all of the following 4 trees that produce true flowers:
hemlock, palm, maple, pine
Answer: Palm, Maple
About this deck
Created: 2011-03-26
Size: 50 flashcards
Views: 4
About StudyBlue
Dennis