Download Science questions set 11 2009

MACC/SWAC Science Questions
Please Read Aloud: All of the questions in this match are 5-second questions, unless otherwise
noted.
This is the first directed question for team A.
1A.
What biological term means jointed foot? Begin (arthropod)
This is the first directed question for team B.
1B.
What type of movement can be observed in the microscopic particles of a colloid? Begin
(Brownian)
This is the second directed question for team A. You have 20 seconds to answer this question.
2A.
If 50 grams of Calcium Carbonate is heated, how many grams of Carbon dioxide will be
produced? Begin (22)
This is the second directed question for team B.
2B.
The apparent brightness of a star is it’s what? Begin (magnitude)
This is the third directed question for team A.
3A.
Thunderstorms come from what type of clouds? Begin (cumulonimbus)
This is the third directed question for team B.
3B.
What is the visible outer lay of a star called? Begin (photosphere)
This is the fourth directed question for team A. You have 20 seconds to answer the question.
4A.
A balloon has a volume of 4.00 Liters at 27 degrees Celsius. What is the volume, to the
nearest tenth of a liter, if the temperature is decreased to 17 degrees Celsius and the
pressure is held constant? Begin (3.5)
This is the fourth directed question for team B.
4B.
Monotremes live on which continent? Begin (Australia)
This is the fifth directed question for team A.
5A.
The process by which an acid reacts with a base to form a salt and water is called what type
of reaction? Begin (neutralization)
This is the fifth directed question for team B.
5B.
What is the total number of atoms in one molecule of aluminum chloride? Begin (4)
MACC/SWAC Science Questions Page 2
This is the sixth directed question for team A.
6A.
What is the point in an orbit when a body orbiting the Earth is farthest from the Earth?
Begin (apogee)
This is the sixth directed question for team B. You have 20 seconds to answer this question.
6B.
How many moles of sodium hydroxide are needed to neutralize 5 moles of sulfuric acid?
Begin (10)
This is the seventh directed question for team A.
7A.
What is the oxidation number of a sulfur ion? Begin (negative 2)
This is the seventh directed question for team B.
7B.
What is a line joining all points that have the same atmospheric pressure? Begin (isobar)
This is the eighth directed question for team A.
8A.
What are the two types of vascular tissue in plants? Begin (xylem and phloem)
This is the eighth directed question for team B.
8B.
Arthropods shed their exoskeleton through what process? Begin (molting)
This is the ninth directed question for team A.
9A.
What is the point in the sky directly above the observer? Begin (zenith)
This is the ninth directed question for team B.
9B.
What is the large vein that brings oxygen-poor blood from the upper part of the human
body to the right atrium? Begin (superior vena cava)
This is the tenth and final directed question for team A.
10A.
What Polish astronomer first proposed the heliocentric theory? Begin (Copernicus or
Nicolaus Copernicus)
This is the tenth and final directed question for team B. You have 20 seconds to answer this
question.
10B.
A balloon has a volume of 30.0 liters at one atmosphere of pressure. If temperature
remains constant, what is the volume, in liters, when the pressure is decreased to 0.25
atmospheres? Begin (120)
That ends the portion of the match with directed questions. Coaches, if you have any team
member substitutions, please send those team members to the stage at this time. (Note:
Allow time for substitutes to be seated, introduce substitute team members.)
MACC/SWAC Science Questions Page 3
No form of conferring is allowed during the tossup portion of the match. Conferring includes
sharing of written or verbal information or signals. Please remove all written material
from you team tables. Writing is not permitted during tossup rounds, except in the math
round.
We will now have ten tossup questions. Remember, the person who buzzes in must give the
answer immediately. Please wait until I recognize the team before you give an answer. The
penalty for buzzing in early and giving a wrong answer is minus 2 points, and the question
will then be reread in its entirety to the other team.
This is the first tossup question.
1.
What type of human tissue includes bone, cartilage, tendons, fat, blood and lymph? Begin
(connective)
This is the second tossup question.
2.
What is the opposite of efflorescence? Begin (deliquescence)
This is the third tossup question.
3.
Name two of the four terrestrial planets in our solar system. Begin (Mercury, Venus, Earth
or Mars)
This is the fourth tossup question.
4.
What is the name of the circular depression around a volcanic vent? Begin (crater or
caldera)
This is the fifth tossup question.
5.
In what part of the human body are the metatarsals located? Begin(foot)
This is the sixth tossup question.
6.
What is the common name for ethylene glycol? Begin (antifreeze)
This is the seventh tossup question.
7.
What state has been hit by more hurricanes than any other? Begin (Florida)
This is the eighth tossup question.
8.
What mineral has a hardness of 7 according to Mohs scale? Begin (quartz)
This is the ninth tossup question.
9.
What is the volume in liters of any gas at STP? Begin (22.4)
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This is the tenth and final tossup question.
(Emcee note – if match is tied after this question go to the three tie breakers at the end of these
questions – use all three, even if tie is broken on first or second question!)
10.
Which ocean has the greatest average depth? Begin (Pacific)
(SWAC Emcees only – Ask if there are any appeals)
EMERGENCY QUESTIONS (To be used in an emergency only –DO NOT USE AS EXTRA TIE
BREAKERS – but they can be used in place of tie breakers as they would be used if a
question has a mistake, if the emcee “flubs” a question, etc.):
You have 5 seconds to answer this question.
1.
Red and yellow bone marrows serve different functions. Which type consists mostly of fat
cells and serves as an energy reserve? Begin (yellow)
You have 5 seconds to answer this question.
2.
How many valence electrons does potassium have? Begin (1)
TIE BREAKERS(To be used in cases of tie games – use all three questions, even if the tie is
broken with the first or second question; in case teams are still tied at the end of these
three questions – the game remains a tie.):
This is the first tiebreaker question.
1.
For what does the acronym AIDS stand? Begin (Acquired immunodeficiency syndrome)
This is the second tiebreaker question.
2.
A solution with a pH of 10 is classified as what? Begin (base or basic)
This is the third tiebreaker question.
3.
What type of tide occurs when the Sun, Moon and Earth are at right angles to each other?
Begin (neap)