WorksheetsUIL Science #12 (2022-2023)
Total questions: 41
Worksheet time: 21mins
What would be a possible goal for a nuclear engineer?
to decrease the number materials in a new skyscraper
to ensure the safety of people living around a reactor
to develop a plastic that can decompose
to design a tunnel that goes through a mountain
The main purpose of a catalyst in a chemical reaction is to do what?
split the parts of the reaction
stop the reaction
add heat to the reaction
speed up the reaction
What is another name for a positively charged ion?
anion
cation
bation
potion
Where is the eustachian tube in the diagram?
2
9
11
13
All living things what?
have mothers and fathers
are made of cells
move around
have toes
Engineers have been using the inspiration of nature and biological entities to design structures, materials, and systems. The practice of doing this is called what?
sheer resistance
plasticizing
biomimicry
cross linking
Which of the following diseases are caused by insect bites?
malaria
chagas
mononucleosis
both malaria and chagas
Most bees native to North America are what type?
communal
solitary
semisocial
eusocial
What body system delivers nutrients and oxygen to the cells and organs and carries the waste product away?
circulatory
excretory
urinary
nervous
Large pieces of the lithosphere that move around on the Earth's surface are called what?
faults
tectonic plates
continents
crust
The graph shows the CO2 levels (average) in the atmosphere as taken from a station in Australia over the years. Which statement is true according to the graph?
the CO2 levels have continually decreased over the last 50 years
PPM stands for pages per minute in this graph
the CO2 level averages have continually increased from 1976 to 2020
the CO2 level average in 2021 should be less than 410 ppm
According to the graph, the CO2 atmosphere levels average in 2001 would be about what?
more than 370, but less than 380
between 360 and 380
exactly 350
between 330 and 350
What is a difference(s) between an alluvial fan and a delta?
a delta is a landform in a triangular shape and an alluvial fan is not
a delta forms from the deposition of sediment carried by water and an alluvial fan is not
an alluvial fan is found at low elevations and a delta is found at higher elevations
an alluvial fan forms on dry land and a delta forms where a river or stream meet an estuary
The dwarf plant Pluto has an orbit that allows it to be closer to the sun that what planet (at times)?
Mars
Jupiter
Neptune
Venus
The device that is used to determine the specific heat capacity of a substance is called what?
fulcrum
calorimeter
kinetic meter
velocitor
What is the gradual increase in world temperatures due to an increase of carbon dioxide and other pollutants in the atmosphere which trap in excess heat energy?
global warming
fervency
thermodynamics
global warming and thermodynamics
Which grass listed is known as an "invasive species" and out competes the native grasses for resources in Texas?
little bluestem
switchgrass
buffalo grass
Johnson grass
Which point is most likely the highest elevation?
A
B
C
D
What statement about the river in the diagram is true?
the river is a very young river because of its shape
this river has several meanders and is a more mature river
this river is flowing extremely fast due to its shape
Point C is higher in elevation than Point A
If a beaver were to build a dam at Point C, then what would happen?
a pond would form between point B and C
a pond would form between point C and D
there would be more water at point D than there is now
the dam would cause no change in the river
On this concept map, what word would you place in the spot designated #2?
earthquake, linear valleys
transform boundary
convergent boundary
divergent boundary
What steps do you follow to covert Fahrenheit temperature to Celcius?
multiply the number by 9, divide that number by 5, add that to 32
subtract 32 from the number, multiply that by 5, divide that by 9
add 32 to the number, divide by 5, multiply by 9
divide by 5, multiply by 12, add 212
Some meteorologists are predicting that areas affected by extreme drought are going through a process called what?
desertification
climatology
sustainability
ozonation
How does a hot air balloon work?
the air is heated by a heat source which makes it less dense, so it rises
the air is pumped with helium which makes it rise
the air is warmed by fire which starts the engine to make it fly
the air inside the balloon becomes cooler than the surrounding air which causes a change in the pressure and the balloon rises
Which of the following are physical properties of water?
reacts with sodium
has a melting point of 0 degrees Celsius
is colorless
has a melting point of 0 degrees Celsius and is colorless
In this circuit, which statement is true?
the electricity will travel from point X to W in that direction
the load in this circuit is at point W
the circuit is complete in the diagram
U is called the switch for the circuit
An aquatic animal that feeds by allowing tiny organisms or fine particles of organic matter from water to pass through the organism is called what?
an oyster
a filter feeder
a mussel
all of these
The lake had a very warm temperature on its surface. This layer is called what?
epilimnion
hypolimnion
benthic
epilimnion and hypolimnion
A sudden change of depth in one or more of the physical properties of the material making Earth's interior is called what?
discontinuity
exfoliation
pyroclastic
drumlin
What travels at about 186,000 miles per second?
sound
gas
light
all of these
During mitosis, the chromatids (chromosomes) move to opposite poles of the cell during what stage?
prophase
metaphase
interphase
anaphase A
Which statement about desert regions is not true?
to be a desert, the area receives less than 25 cm of rainfall a year
deserts may have extreme temperatures from very hot to very cold
Antarctica is classified as a desert
deserts have little or no biodiversity of life
In what region is the transfer of heat energy taking place by convection?
1
2
3
both 1 and 3
Which region of the diagram is showing the transfer of heat energy taking place by radiation?
1
2
3
Both 1 and 3
What symbol shown here with triangles means what?
warm front
cold front
occluded front
stationary front
Which of the following is specialized vascular tissue in plants?
phloem
xylem
phloem and xylem
none
Psoriasis would most affect what body system in humans?
integumentary
circulatory
nervous
skeletal
What element is the most abundant as found on the Earth's atmosphere?
oxygen
nitrogen
hydrogen
helium
A group of islands is called what?
archipelago
ablation
anticlinal
antipose
Which of these show the correct order of eras from most recent to oldest on the Geologic Time Scale?
paleozoic, mesozoic, cenozoic
cenozoic, mesozoic, paleozoic
mesozoic, cenozoic, paleozoic
paleozoic, cenozoic, mesozoic
Fats in living things help to store energy and regulate temperature. Which statement is true about fats?
another name for fats is triglycerides
fats dissolve easily in water
fats are composed of inorganic substances
fats store less energy than carbohydrates
