Science Bowl Jeopardy

Physics

100

Which of the following is NOT an example of a transverse wave? W.) ocean wave X.) light wave Y.) microwave Z.) sound wave

Z. Sound wave

200

Order the following from the WORST electrical conductor to the BEST electrical conductor: glass, rubber, iron, dry wood

Rubber, glass, dry wood, iron.

300

Which of the following units is a measure of potential difference? W.) erg X.) ohm Y.) joule Z.) volt

Z. volt

400

The fundamental forces of nature are most correctly given as: W.) gravitational, electromagnetic, strong interactive, weak interactive X.) chemical, mechanical, friction and atomic Y.) gravitational, electromotive, magnetic, atomic Z.) graviton, photon, lepton, hadron

W. gravitational, electromagnetic, strong interactive, weak interactive.

500

SHORT ANSWER: Assuming g = 9.8 m/sec2, what is the weight on Earth, in Newtons, of a 60 kilogram person?

588 Newtons

Chemistry

100

Which of the following dominates the gasses in the Earth’s atmosphere, making up some 78% of the air by volume? W.) nitrogen X.) oxygen Y.) helium Z.) hydrogen

W. Nitrogen

200

The property of water which permits an insect to “walk” on water is: W.) viscosity X.) surface tension Y.) tensile strength Z.) turgor pressure

X. surface tension

300

Which of the following is the best example of a polysaccharide: W.) glucose X.) galactose Y.) sucrose Z.) cellulose

Z. Cellulose

400

Which of the following is NOT true about cholesterol: W.) there is no cholesterol in plants X.) cholesterol is found in meats, milk and eggs Y.) cholesterol is not synthesized in the human body Z.) cholesterol is a component of cellular membranes

Y. Cholesterol is not synthesized in the human body.

500

SHORT ANSWER: What molecule is characteristically prevalent in sour milk and tired muscles?

Lactic acid.

Biology

100

Which of the following is most accurate about pasteurization? W.) it makes milk taste better X.) it kills all bacteria Y.) it lowers the milk’s pH Z.) it reduces the population of bacteria

Z. it reduces the population of bacteria.

200

SHORT ANSWER: What is the most common physiological term used to denote how the body maintains a stable internal environment in the face of a constantly changing external environment?

Homeostasis

300

Assuming a male mammal has an x-linked recessive gene which exhibits a certain characteristic phenotypic trait, which of the following is NOT true: W.) all of his daughters will be carriers X.) all of his sons will exhibit the trait Y.) there is a 50% chance his daughters will pass the recessive allele to their sons Z.) none of his sons will pass the recessive allele

X. All of his sons will exhibit the trait

400

Proteins made up of two or more polypeptide chains are said to possess: W.) a resistance to denaturation X.) a quaternary structure Y.) a tertiary structure Z.) an enzymatic refractory period

X. A quaternary structure.

500

The gustatory system has to do mostly with what sense? W.) sight X.) sound Y.) taste Z.) smell

Y. Taste

Earth & Space

100

SHORT ANSWER: What substance is responsible for Neptune's blue-green color?

Methane gas.

200

ASTRONOMY--A parsec is equal to which of the following: W.) 100 Astronomical Units X.) 3.26 light years Y.) 100 light years Z.) 140 million kilometers

X.) 3.26 light years

300

A high pressure center is associated with what kind of weather: W.) warm and dry X.) warm and wet Y.) cool and dry Z.) cool and wet

Y. cool and dry.

400

Which will most likely form when a steep mountain stream flows abruptly onto a flat plain? W.) delta X.) alluvial fan Y.) braided stream Z.) mid-channel bar

X. Alluvial fan.

500

The Fujita Scale is used to classify intensities of: W.) hurricanes X.) tornadoes Y.) earthquakes Z.) volcanic eruptions

X. Tornadoes.

Math

100

SHORT ANSWER: When a quadratic function is plotted on a typical graph, it assumes what shape?

Parabola

200

SHORT ANSWER: Convert -40 degrees F into Centigrade.

-40 degrees Celsius

300

SHORT ANSWER: Six factorial equals what number?

720

400

SHORT ANSWER: Solve the following equation: 2x+21=6x+1

x=5

500

Which of the following does NOT yield a periodic non-terminating decimal? W.) 5/6 X.) 1/27 Y.) 1/18 Z.) 7/8

Z.) 7/8