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HS Science Quiz Bowl Practice #2 12-15-20 Flashcards | StudBud
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HS Science Quiz Bowl Practice #2 12-15-20
HS Science Quiz Bowl Practice #2 12-15-20
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Answers
1
Which of the seven spectral classes includes our Sun?
Z. G
Y. F
W. A
X. B
2
What uranium isotope is the primary fuel component for a nuclear power plant?
Y. U-238
X. U-237
W. U-235
Z. U-234
3
Which of the following types of fuel is extracted by hydraulic fracturing?
Y. Natural Gas
Z. Hydrothermal energy
X. Coal
W. Geothermal
4
In chemistry, which of the following quantum numbers describes the shape of the orbital?
Z.Spin
W. Principal
X.Azimuthal
Y.Magnetic
5
Which of the following components of a car provides the best example of a damped oscillator?
X. Shock absorbers
Y. Rack-and-pinion steering column
W. Brakes
Z.Differential
6
Express the repeating decimal 0.131313, with repeating part 13, as a fraction written in lowest terms.
13/99
13/97
13/100
13/101
7
The majority of Earth’s freshwater is found in which of the following?
W. Subsurface streams
Z. The atmosphere as water vapor
Y. The Great Lakes
X.Ice and snow
8
Fish extrude nitrogenous waste in what toxic form?
Z. Nitrites
X. Hydrogen
Y. Nitrates
W. Ammonia
9
Which of the following statements is true regarding entropy?
Y.Completely reversible processes increase entropy
Z.Entropy can only be defined macroscopically
W.The first law of thermodynamics defines entropy
X.Entropy is a function of state and obeys Hess’s Law
10
What autoimmune disease results in damage to cartilage and the bones of joints, resulting in painful inflammation?
Lupus
Down's Syndrome
Crohn's Disease
Rheumatoid Arthritis
11
How many two digit positive integers have at least one 5 as a digit?
Z. 19
Y. 18
W. 16
X. 17
12
Which of the following main-sequence stars are the least massive?
W. Blue
Y. Yellow
X. Red
Z. White
13
What botany term is used to describe horizontal shoots that grow just below the surface?
Y. Stolons
Z. Tubers
W. Rhizomes
X. Rootlets
14
Which of the following types of animal viruses is responsible for hepatitis C?
Y. Retrovirus
X. Adenovirus
Z. Flavivirus
W. Papovirus
15
What is the inverse function of
y
= 1 / (
x
+ 3)
Z.y = 3x – 1
X. y = x– 3
W. y = (1 – 3x) / x
Y.y = 3 – 1/x
16
Which of the following is not an assumption or result of the kinetic molecular theory of gases?
X.Gas particles conserve energy during collisions
Y. Pressure is dependent on attractive forces between particles
W.Gas particles occupy negligible volume
Z.Temperature is proportional to the average kinetic energy for a particle
17
The Hubble Deep Field is an image of a seemingly empty spot in the sky in what constellation?
Taurus
Ursa Major
Ursa Minor
Sagittarius
18
How many watts are consumed by a motor running at 220 volts and drawing 7 amps?
Y. 1540
Not enough information to calculate.
X. 31.43
W. 227
19
Which of the following elements most often limits primary production (of photosynthesizers) in freshwater lakes?
X. Calcium
Y. Carbon
W. Oxygen
Z. Phosphorus
20
What two layers of the atmosphere have the LEAST influence over weather?
Y. Stratosphere and troposphere
W.Troposphere and tropopause
Z.Stratosphere and thermosphere
X. Mesosphere and thermosphere
21
Molly picks 4 coins out of her purse. Which of the following cannot be the total value, in cents, of the four coins?
Z. 45
W. 15
X. 16
Y. 25
22
Which of the following best describes the kinetics of radioactive decay?
Z. It is a third order process
Y. It is a second order process
X. It is a first order process
W. It is a zeroth order process
23
When rubber is vulcanized in order to make it more durable, what element is added to the rubber?
Carbon
Titanium
Sulfur
Vanadium
24
What is the chemical formula of baking soda?
Na2HCO3
BaSo
NaHCO3
NaCl
