Science Bowl Questions Flashcards
What organelle functions to isolate a human cell’s chromosomes
from the cytoplasm?
NUCLEUS
What is the primary oxygen-carrying protein found in red blood
cells?
HEMOGLOBIN
What physical state of matter is intermediate between a
solid and gas?
LIQUID
Which of the following BEST describes the term static:
W) stationary
X) low
Y) constant
Z) used
W) STATIONARY
What is the general name for the rising and falling of sea
levels in response to the forces exerted by the Moon and Sun?
TIDES
Approximately what fraction of Earth’s surface is covered
by oceans:
W) one-half
X) two-thirds
Y) seven-tenths
Z) four-fifths
Y) SEVEN-TENTHS
How many degrees are in one-third of a right angle?
30
Round the number 535,279 to the nearest ten-thousand:
540,000
The number 4.56 × 10^11 has how many zeroes?
9
Short Answer Giving your answer in grams, subtract 200 grams from 6.2
kilograms:
6,000 (ACCEPT: 6 × 103
)
How many permanent teeth does a typical adult human have?
32
How many canine teeth does the typical human adult have?
4
Mary tried to lift her couch by exerting 500 newtons of
force but it doesn’t budge. If the couch weighed 2,000 newtons, how much work did she do:
W) 0
X) 50 watts
Y) 500 joules
Z) 2000 joules
W) 0
Jeff walks west in a straight path for 100 meters and then
east in a straight path for 150 meters. What is the magnitude of his displacement, in meters?
50
The hydrologic cycle describes the circulation of Earth’s:
W) tides
X) water
Y) sediments
Z) rocks
X) WATER
What is the name of the rock that makes up most of the ocean
floor and volcanic ocean islands?
BASALT
In a right triangle, what is the name for the side opposite the 90º angle?
HYPOTENUSE
Rounded to the nearest meter, find the length of the hypotenuse of a right
triangle if the legs measure 5 and 12 meters?
13
What is the SI base unit for length?
METER
Name all of the following 3 choices that are
measurements units for speed: mach; newton; knots
MACH; KNOTS
Most of the heart is composed of which of the following
types of tissues:
W) epithelial
X) connective
Y) nervous
Z) muscle
Z) MUSCLE
In the taxonomic name Homo sapiens, what taxonomic rank
does sapiens represent?
SPECIES
What atomic particle balances the charge of protons to
produce a neutral atom?
ELECTRON
Isotopes of the same element are based on their different
numbers of what atomic particle?
NEUTRONS
Which of the Gas giant planets is closest to the Sun?
JUPITER
What are the 2 main factors causing the metamorphism of
rocks?
HEAT AND PRESSURE
What is the name for any segment with one endpoint at the center of a
circle and the other endpoint on the circle?
RADIUS
Rounded to the nearest ten-thousandth, convert 1/3 to a decimal:
0.3333
If there are 640 ounces of water in 5 gallons, how many
ounces are in ½ gallon?
64
Name all of the following 4 choices that are measurement
units of area: meter; hectare; acre; mile
HECTARE; ACRE
What is generally considered the basic unit of life?
THE CELL
In what organelle of a plant cell does photosynthesis occur?
CHLOROPLAST
An ionic state of an atom of hydrogen would have how
many protons?
1
What is the name for the biochemical process that
converts grape juice into wine or soy beans into soy sauce?
FERMENTATION
Giving your answer as north, south, east, or west, a southerly
wind blows FROM what direction?
SOUTH
Which of the following clouds has little vertical
development:
W) altostratus
X) altocumulus
Y) cirrus
Z) nimbostratus
Y) CIRRUS
What is the exact circumference, in centimeters, of a circle whose radius
is 3 centimeters?
6π
Change each of the following 3 fractions, respectively, to equivalent
fractions with a denominator of 30:
1/3
3/5
5/6
10/30
18/30
25/30
What is the common name for the antiseptic, found in
many homes, that decomposes into water and oxygen?
HYDROGEN PEROXIDE
What is the chemical formula for hydrogen peroxide?
H2O2
The 2s are subscripts
r What is the scientific name for the white of a cooked egg?
ALBUMEN
What term is generally used for biological catalysts?
ENZYMES
What term do scientists use for the force of gravity
acting on anything that has mass?
WEIGHT
How many protons are present in a single helium
nucleus?
2
A weather forecast of 100% relative humidity suggests an
increased possibility of:
W) rain
X) wind
Y) rising temperature
Z) drying conditions
W) RAIN
What is the name for all Great Circles that pass through the
north and south poles?
LONGITUDES (ACCEPT: MERIDIANS)
If the perimeter of a triangle is 45 centimeters and the lengths of two of
its sides are 16 and 12 centimeters, find the length of the third side, in centimeters:
17
Every triangle has how many vertices?
3
What general term describes the angle of degree north of south of the equator?
LATITUDE
The geographic north pole is at what latitude?
90 (ACCEPT: 90º NORTH)
