true, the event that caused the cause as well as the event that is the effect of the cause
Describe the structure of a water
Answer:
The water molecule is comprised of two hydrogen (H) atoms and one oxygen atom. The oxygen atom has 8 electrons, and each H has 1 electron. The H atoms bond to the oxygen by sharing a pair of electrons in what is called a covalent bond.
Explanation:
Answer:
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Describe the impact of technology on the environmental today
Explanation:
Other detrimental effects include diseases such as typhoid and cholera, eutrophication and the destruction of ecosystems which negatively affects the food chain. Resource depletion is another negative impact of technology on the environment. It refers to the consumption of a resource faster than it can be replenished
How would you explain the key concepts for the CWA in less than two minutes?
Answer:
Explanation:
vPoint Source - a source of water discharged to surface water through a discrete point - generally through a pipe, ditch, or channel.
Nonpoint Source - Nonpoint sources, such as parking lots or athletic fields, discharge runoff water to groundwater or surface water; runoff does not come from a pipe, ditch, or channel. These sources may contain pollutants such as pesticides, motor oil, and soaps.
Navigable Waters of the United States For the purposes of the Clean Water Act, the term "navigable waters" includes:
all waters used in commerce, including groundwater;
all interstate waters including wetlands, mudflats, and sand-flats; and
all other waters such as lakes, rivers, streams, wetlands and sloughs.
EPA policy states, "The majority of facilities in the U.S. have the potential to discharge to navigable waters." The Supreme Court decision in (2006) requires the Army Corps of Engineers and the EPA to determine whether there is a "significant nexus" between a navigable waterway and an area a spill might affect. In June of 2007, EPA and the Army Corps of Engineers released provisional interpretive guidance regarding the "significant nexus” question. According to this guidance, the agencies will assert jurisdiction over traditional navigable waters, wetlands adjacent thereto, and relatively permanent tributaries thereof. The agencies will generally not assert jurisdiction over swales and ditches that lack routine water flow. Finally, the agencies will apply the "significant nexus" requirement and make a case-by-case, fact-specific analysis on impermanent tributaries and other wetlands.
Additional executive orders were issued 2015 in 2019. Under the 2019 proposal, traditional navigable waters, tributaries to those waters, certain ditches, certain lakes and ponds, impoundments of jurisdictional waters, and wetlands adjacent to jurisdictional waters would be federally regulated. It also details what are not "waters of the United States," such as features that only contain water during or in response to rainfall (e.g., ephemeral features); groundwater; many ditches, including most roadside or farm ditches; prior converted cropland; stormwater control features; and waste treatment systems.
Could the requirement for one or more NPDES Discharge Permit apply to my campus?
If your campus discharges pollutants directly to navigable waters of the United States through a point source, you must obtain an NPDES permit or redirect the flow of the waste.
Stormwater releases from certain activities require an NPDES permit. The most common activities on college campuses requiring NPDES permits for stormwater are construction activities disturbing more than 1 acre, hazardous waste storage areas operating under the Resource Conservation and Recovery Act permit system, steam-generating power plants, and airports. See Stormwater section below.
Regulations issued by local water authorities, or Publicly Owned Treatment Works (POTWs), not NPDES permits, govern discharges into sanitary sewer systems. See Sewer Use (POTW) section below for more information about requirements for using POTWs for commercial or industrial waste disposal.
What do I have to do related to NPDES Discharge Permits?
Determine where wastewater flows from buildings and processes on your campus. Any industrial or commercial operation (e.g., ice rink melt pits, floor drains, and vehicle wash stations) that discharge into a water of the United States may require an NPDES permit. If required, you must obtain such a permit from the appropriate regulatory agency, probably your state environmental agency.
French drains, dry wells, and septic system leach fields are different from point source discharges because they do not immediately affect surface water. Some state and federal environmental agencies manage these systems under the Underground Injection Control program, part of the Safe Drinking Water Act. See Safe Drinking Water Act for more information.
Details of NPDES
Which part of the nitrogen cycle is occurring in the area labeled 6 on the diagram?
Runoff carries ammonia and nitrates into the ocean.
Bacteria convert nitrogen gas into compounds usable by living things.
Nitrogen gas is released back into the atmosphere.
Nitrogen gas is absorbed from the atmosphere by the ocean.
The region labelled 6 refers to the bacteria convert nitrogen gas into compounds usable by living things.
Nitrogen cycleThe nitrogen cycle refers to the movement of nitrogen through nature. It is one of the biogeochemical cycles that exists in nature. Nitrogen is very important to living things.
In the diagram, the region labelled 6 refers to the bacteria convert nitrogen gas into compounds usable by living things. The process is called nitrification.
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How does surface tension work with water molecules?
Answer:
Surface tension in water owes to the fact that water molecules attract one another, as each molecule forms a bond with the ones in its vicinity. At the surface, though, the outmost layer of molecules, has fewer molecules to cling to, therefore compensates by establishing stronger bonds with its neighbors, this leading to the formation of the surface tension.
Surface Tension of Water . The surface tension of water is 72 dynes/cm at 25°C . It would take a force of 72 dynes to break a surface film of water 1 cm long. The surface tension of water decreases significantly with temperature as shown in the graph. The surface tension arises from the polar nature of the water molecule.
Explanation:
Plate motion occurs as a consequence of convection in Earth's
crust
mantle
core
The movement of these tectonic plates is most likely caused by convection currents in the molten rock beneath the crust of the Earth. The immediate consequences of this tectonic shift are earthquakes and volcanic eruptions.
What effect does this plate movement have?Mountains will grow where plates converge or push together, and continents will split and oceans will form when plates pull apart or diverge. The Earth's geography has changed significantly over the span of millions of years as a result of the continents passively drifting with the plates.
What causes the mantle's plates to move?The plates fit tightly against one another and lie on the heated, molten rock of the Earth's mantle like fragments of a split shell.
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What is soil pollution?
A. Pollutants of any kind that end up in the soil and
affect plants' ability to grow.
B. Pollutants that end up in the air from plants in
polluted soil.
C. Pollutants in the soil that evaporate into the air.
D. Pollutants that come out of soil into water.
Answer: A
Explanation: Soil pollution is defined as the presence of toxic chemicals (pollutants or contaminants) in soil, in high enough concentrations to pose a risk to human health and/or the ecosystem. In the case of contaminants which occur naturally in soil, even when their levels are not high enough to pose a risk, soil pollution is still said to occur if the levels of the contaminants in soil exceed the levels that should naturally be present. Soil pollution affects plants, animals and humans alike. While anyone is susceptible to soil pollution, soil pollution effects may vary based on age, general health status and other factors, such as the type of pollutant or contaminant inhaled or ingested. It mainly affect's the plants ability to grow.
Why does a crumpled piece of paper hit the ground before a flat sheet of paper? (DOK 1, AKS 8c)
OA The crurmpled paper is less massive.
O
B. The acceleration of gravity is greater on the crumpled paper.
OC. There is more air resistance against the flat paper.
OD. The crumpled paper is more massive.
Answer:
C because a flat paper is spread out while a crumbled paper has more gravity but little air resistance
is 60 point
im sure it is easy, please don't answer if you dont know it
1. Proteins are made up of carbon, hydrogen, oxygen, and nitrogen.
2. The monomers that make up nucleic acids are amino acids.
Proteins are one of the major building blocks of living things. They are called polypeptides because they consist of long chains of amino acids joined by peptide bonds. There are about 20 amino acids, the most common atoms being carbon hydrogen oxygen-nitrogen, and sulfur.
There are two natural forms of nucleic acids called deoxyribonucleic acid DNA and ribonucleic acid RNA. Nucleic acids are composed of biological macromolecules. A biopolymer is a repeating set of naturally occurring monomers forming a polymer yielding nucleotides that form nucleic acids. Proteins are made up of hundreds or thousands of small units called amino acids, which are linked together in long chains.
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according to cell theory, what is a similarity of all single celled and multi celled organisms
Both single-celled and multi-cellular life exhibit the functions of life.
Infection by which of the following results in the formation of Ghon complexes? A. Bordetella pertussisB. Corynebacterium diphtheriaeC. Mycobacterium tuberculosisD. Streptococcus pyogenesE. Blastomyces dermatidis
Mycobacterium tuberculosis, the pathogen that causes TB, also generates a Ghon complex.
What factor does Streptococcus pneumoniae's virulence depend on most?There is a lot of genetic variation in Streptococcus pneumoniae, and some lineages are more successful than others. The key driver of virulence and immunodominant surface structure of S. pneumoniae, the capsular polysaccharide (CPs), is a significant source of strain-to-strain variation.
Which of the following can cause a tuberculin skin test to be positive?The PPD test's positive skin reaction might happen in: infection with active TB. prior exposure to TB (latent TB infection) Earlier BCG vaccination (live attenuated mycobacterial strain) infection with different Mycobacteria that do not cause tuberculosis.
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8. In flies, long wings (W) are dominants to short wings (w). Two homozygous recessive flies are crossed.
If two homozygous recessive (ww) flies are crossed, that means all of their offspring would also be homozygous recessive (ww) with short wings.
Which statement correctly compares the precipitation of the two cities? A The average precipitation in Moss Point is higher than Hattiesburg in May. B The average precipitation in Hattiesburg is higher than Moss Point in February. C The average precipitation in Moss Point is higher than Hattiesburg in November. D The average precipitation in Hattiesburg is higher than Moss Point in September.
Answer:
b
Explanation:
What percentage of the time required for mitosis is spent in prophase?______
Answer:
12.5% in prophase
Explanation:
We get 69.6 % cells in interphase, 12.5% in prophase, 8.9% in metaphase, 5.4% in anaphase, and 3.6% in telophase.
Phosphorous (P) and chlorine (Cl) bond covalently to form the important industrial compound phosphorous trichloride. The diagrams below show the electron structures of phosphorous and chlorine. On left, a purple circle labeled P surrounded by 3 concentric circles. The inner circle has 2 small green spheres. The second circle has 8 small green spheres. The third circle has 5 small green spheres. On right, a purple circle labeled C l surrounded by 3 concentric circles. The inner circle has 2 small green spheres. The middle circle has 8 small green spheres. The outer circle has 7 small green spheres. Which diagram shows how the covalent bonds most likely form in a phosphorous trichloride molecule? At center, P connected above by 2 lines to C l with 2 dots each on right, left, top. Also connected by 1 line at left to C l with 2 dots each above, below, left. Also connected by 1 line at right to C l with 2 dots each above, below, right. At center, P connected above by 2 lines to C l with 2 dots each on right, left, top. Also connected by 2 lines at left to C l with 2 dots each above, left. Also connected by 2 lines at right to C l with 2 dots each above, right. At center, P connected above by 1 line to C l with 2 dots each on right, left, top. Also connected by 1 line at left to C l with 2 dots each above, below, left. Also connected by 1 line at right to C l with 2 dots each above, below, right. P also has 2 dots below. At center, P connected above by 2 lines to C l with 2 dots each on right, left, top. Also connected by 1 line at left to C l with 2 dots each above, below. Also connected by 1 line at right to C l with 2 dots each above, below.
The chlorine atoms are all arranged around the phosphorus central atom in a trigonal pyramidal geometry.
What is the structure of a molecule?We know that a molecule is made up of atoms, the atoms that make up a molecule are arranged in a definite pattern. The pattern that these atoms are arranged along with the positioning of electron pairs around the central atom is what determines the shape of the molecule.
Now we know that the phosphorous trichloride molecule is composed of one atom of phosphorus and three atoms of chlorine which are all held by covalent bonds.
The chlorine atoms are all arranged around the phosphorus central atom in a trigonal pyramidal geometry. The small green spheres shows the electrons that surround the chlorine atom.
The correct structure of the phosphorous trichloride have been shown in the image attached to this answer.
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You are cycling to school. On the way, you come across a traffic light that turns red Put the steps for this perception in the correct sequence.
-The traffic light turns red.
-Your brain observes that the traffic light is red. -Your eye receives the light stimuli.
-Nerves conduct the impulses to the brain. -Sensory cells in your eye turn the light stimuli into impulses.
The correct sequence of perception steps for coming across a red traffic light while cycling to school is: Your eye receives the light stimuli -> Sensory cells in your eye turn the light stimuli into impulses -> Nerves conduct the impulses to the brain -> Your brain observes that the traffic light is red.
Perception is a complex process that involves multiple steps. In this scenario, when the traffic light turns red, it emits light stimuli that enter your eye. The sensory cells in your eye, specifically the rods and cones in the retina, convert these light stimuli into electrical impulses that travel along the optic nerve to the brain.
The brain then processes this information and identifies the red light as a signal to stop. The correct sequence of steps for this perception is important to understand how our senses work and how we respond to external stimuli.
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The image shows the concentration of a solute on both sides of a semi-permeable membrane. What do you predict concentrations will be at 15 seconds? (Homeostasis Gizmos)
Answer:
According to the image it can be predicted that the concentration of a solute on both sides of a semi-permeable membrane at 15 seconds will be equal on both sides (60/60), since the equilibrium reached at 10 seconds is maintained.
Explanation:
When a solute exists in different concentrations on both sides of a semipermeable membrane, the solute will be pushed from the place of higher concentration to the place of lower concentration, following a concentration gradient. Particle movement in this case will stop when equilibrium has been reached, i.e. when the solute has the same concentration on both sides of the membrane.
What the image shows is a solute that was on both sides of the semipermeable membrane at different concentrations. In the second 10 the concentrations on both sides were already equal, equilibrium had been reached and the concentration gradient disappears. At 15 seconds the concentrations should remain the same, since equilibrium has been maintained.
The semi-permeable membrane is a type of membrane which allows only to pass solute molecules. The flow of water from a high concentration to a low concentration is called osmosis.
According to the image, we can predict that the concentration of a solute on both sides of a semi-permeable membrane at 15 seconds will be equal on both sides (60/60) since the equilibrium reached at 10 seconds is maintained.
This condition is stated as an isotonic solution.
When a solute exists in different concentrations on both sides of a semipermeable membrane.
The solute will be pushed from the place of higher concentration to the place of lower concentration, following a concentration gradient.
Particle movement in this case will stop when equilibrium has been reached, i.e. when the solute has the same concentration on both sides of the membrane.
In the second 10, the concentrations on both sides were already equal, equilibrium had been reached and the concentration gradient disappears.
At 15 seconds the concentrations should remain the same since equilibrium has been maintained.
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A scientist recently discovered a brand new organism. The organism is multicellular, is eukaryotic, and is a heterotroph Which kingdom may this organism belong to?
Kingdom Archaebacteria
0 Kingdom Animalia
O Kingdom Plantae
O Kingdom Eubacteria
Answer:
Kingdom Animalia
Explanation:
Being a eukaryote will eliminate Kingdom Archaebacteria and Kingdom Eubacteria, since those are bacteria and prokaryotes. Being a heterotroph (break down complex organic structures for nutrition) will eliminate Kingdom Plantae, since plants are autotrophs (makes nutritional organic substances from inorganic substances-the process of photosynthesis). Therefore the answer is Kingdom Animalia
Answer:
Kingdom Animalia
Explanation:
I got it correct
Isobar connects places what do all places along one isobar have in common
92ml 3.0 fl oz what is the ratio
The ratio between 92 mL and 3.0 fl oz is 46 : 44, or it can be further simplified to 23 : 22.
To find the ratio between 92 mL and 3.0 fl oz, we need to convert the units to a common measurement. Let's convert 3.0 fl oz to milliliters (mL).
1 fluid ounce (fl oz) is equal to approximately 29.5735 milliliters (mL).
Therefore, 3.0 fl oz is equal to 3.0 * 29.5735 = 88.72 mL (rounded to two decimal places).
Now we can express the ratio between 92 mL and 88.72 mL:
92 mL : 88.72 mL
Simplifying the ratio by dividing both sides by the greatest common divisor, we get:
46 : 44
So, the ratio between 92 mL and 3.0 fl oz is 46 : 44, or it can be further simplified to 23 : 22.
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EVOLUTION CONNECTION The history of life has been punctuated by several mass extinctions. For example, the impact of a meteorite may have wiped out most of the dinosaurs and many forms of marine life at the end of the Cretaceous period. Fossils indicate that plants were less severely affected by this mass extinction. What adaptations may have enabled plants to withstand this disaster better than animals
Answer:
Dissaster like meteorite impacted all type of living forms, however, animals are impacted the most and plants are impacted least. It is possible due to ability of plants to prepare their food on their own as they are autotrophic and use photosynthesis. The raw material for preparing these are easily available that are sunlight, CO2 and water.
They are not depende on other for their cellular respiration. The other major reason is that the Plant seeds can remain dormant in unfavorable conditions for many years in the soil. The roots always provide nutrition even the stems get effected.
Why are decomposers important to the environment?
O They provide food for predators.
O They are main food producers.
O They are important players in the water cycle.
They provide nutrients for the growth of plants.
Answer:
They provide nutrients for the growth of plants
Explanation:
When plants and animals die, they become food for decomposers like bacteria, fungi and earthworms. Decomposers or saprotrophs recycle dead plants and animals into chemical nutrients like carbon and nitrogen that are released back into the soil, air and water.
Good luck on your test
how does the latitude of a region affect its climate
Which ecosystem is the most resistant to permanent change?
Answer: Hello!
Explanation: Your answer is Diverse Organisms in a Large Region
each photo shows an example of weathering and erosion match each photo to with with the element that causes weathering and erosion.
water
vegetation
oxygen
wind
Answer:
The Answer is Water
Answer:
water.
Explanation:
True or False?The sun is the only star in our galaxy.
A galaxy is composed of numerous solar systems. These systems are composed of stars, planets, dwarf planets, asteroids, and comets.
ANSWER: False
Which of the following is NOT a
main component of soil?
A. air
B. water
C. carbon dioxide
D. organic matter
Answer:
C
Explanation:
In the cells of multicellular organisms, proteins are assembled in the (1 point)
A. nucleus.
B .mRNA.
C.chromatin.
D. ribosome.
Answer:
D
Explanation:
The ribosome is a cellular organelle that plays a crucial role in protein synthesis, using information from the cell's DNA and messenger RNA (mRNA) to assemble the appropriate sequence of amino acids into a protein. This process is known as translation.
this land was once a farmers field which option best describes what the land will eventually look like after 100 years
After 100 years, the land that was once a farmer's field is likely to undergo secondary succession, where a new community of plants and organisms gradually colonizes the area, assumING that the soil remains intact and there is no significant pollution present.
What is secondary succession?Secondary succession is the process of ecological development that occurs in an area where a previous community of organisms has been disturbed or removed. It starts with pioneer species colonizing the area, followed by the establishment of more diverse and complex plant species.
Over time, the community matures and reaches a stable state known as the climax community. This process takes several decades to centuries and allows ecosystems to recover and regenerate after disturbances, returning to a state of balance.
In this situation, primary succession is not appropriate because soil and certain residual organisms already exist. If pollution is prevalent, it might have an impact on ecological growth, but it is impossible to say how.
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this land was once a farmers field which option best describes what the land will eventually look like after 100 years
Primary Succession
Secondary Succession
Pollution
Which theory is more ageist?
Activity theory, Disengagement theory, or Continuity theory.
The disengagement theory is considered to be more ageist amongst the given theories.
The correct option is option B.
The disengagement theory basically suggests that as individuals age, they withdraw naturally from the social roles as well as activities, which leads to a decrease in their physical as well as mental functioning. This theory is considered ageist as it is implies that it is normal for aged people to disengage from social interaction.
The activity theory as well as the continuity theory say that older adults can and should continue to engage in meaningful activities as well as roles and this is because active participation in society can lead to better physical as well as mental health outcomes.
Hence, the correct option is option B.
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