Pls help me on this question????

Answer:

c

Explanation:

While standing water in the streets and sewers (option A) and poor water quality in rivers and streams (option D) may persist for some time after the flood, they are generally considered short-term changes as they can eventually be remedied through clean-up efforts and restoration programs.

Temporary displacement of organisms (option B) can also be considered a short-term change, as organisms will eventually return to their original habitats once conditions improve.

However, a permanent change in the landscape (option C) such as altered river channels, new water bodies, or changes in topography, can have lasting effects on the ecosystem and its inhabitants. These changes may alter habitat suitability, nutrient cycling, and water availability, which can impact the ecosystem for years or even decades to come.

Answer: C

Explanation:

The landscape could be flooded. Houses and buildings may be restricted.

Therefore, the mass of Betelgeuse is about 17.634 kg/ 9.5 times the mass of Vega.

Vega is a main-sequence star located in the constellation Lyra. Betelgeuse is a red supergiant star located in the constellation Orion. The mass of Betelgeuse is observed to be about 20 times the mass of the Sun, while the mass of Vega is estimated to be about 2.1 times the mass of the Sun. Therefore, the mass of Betelgeuse is theoretically estimated to be around 9.5 times the mass of Vega.

Experimentally,

The mass of Betelgeuse is 2.188 x10^31 kg

The mass of Vega is 4.246 x 10^30 kg

Hence, the mass of Betelgeuse is about 17.634 kg/ 9.5 times the mass of Vega.

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Answer: the first paragraph is rain forest biome and the 2nd one is arctic tundra biome and finally the last paragraph is ocean or marine biome

Explanation:

rain forests have warm temperatures and include alot of animals and plants , artctic tundra biome includes cold temperatures ice stuff and all that and ocean or marine biome is pretty much just the ocean with seals , whales and marine life yk.

Answer:

Based on the given instructions, you need to calculate the expected kinetic energy (KE) at each velocity using the formula KE = mv^2, where m is the mass and v is the speed. The mass is given as 0.250 kg.

Table B: Calculation of Kinetic Energy (KE)

Table B: Calculation of Kinetic Energy (KE)

Speed (m/s)Mass (kg)KE (kg m^2/s^2)20.2500.50030.2500.75040.2501.00050.2501.25060.2501.500

To calculate the kinetic energy at each velocity, multiply the mass (0.250 kg) by the square of the velocity.

For example, when the speed of the bottle is 2 m/s: KE = (0.250 kg) * (2 m/s)^2 = 0.250 kg * 4 m^2/s^2 = 1.000 kg m^2/s^2

Perform similar calculations for the other velocities and record the results in Table B.

Answer:

Explanation:mass of the bottle in each case is M = 0.250 kg

now as per given speeds we can use the formula of kinetic energy to find it

1) when speed is 2 m/s

kinetic energy is given as

2) when speed is 3 m/s

kinetic energy is given as

3) when speed is 4 m/s

kinetic energy is given as

4) when speed is 5 m/s

kinetic energy is given as

5) when speed is 6 m/s

kinetic energy is given as

Answer:salt: 31. 5g

water: 418. 5g

Explanation

Answer:

salt: 31. 5g

water: 418. 5g

Explanation:

The conclusion can be drawn from the three test pots of soil is the smaller the soil particles, the more water and air available for plant growth. Therefore, option C is correct.

There are six most common types of soil for agriculture that are sand, clay, silt, chalk, peat, and loam. The soil is a naturally occurring substance.

A soil type is a taxonomic unit. A distinct soil type is formed by all soils that share a specific set of well-defined properties. Soil type is a technical term for soil classification, which is the science of systematic categorization of soils.

The conclusion can be drawn from the three test pots of soil is the smaller the soil particles, the more water and air available for plant growth.

Thus, option C is correct.

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Answer:

A. Semi-amplitude is half the distance of the peak-to-peak amplitude

Explanation:

The correct answer is : The semi-amplitude is half the distance of the peak-to-peak amplitude (option A). The peak-to-peak amplitude is the total distance between the highest positive peak and the lowest negative peak in a waveform. It represents the full range of variation in the amplitude of the waveform.

The peak-to-peak amplitude of a waveform is the measurement of the total distance between the highest positive peak and the lowest negative peak. It provides information about the full range of variations in the amplitude of the waveform. Mathematically, it is calculated by subtracting the minimum value from the maximum value of the waveform.

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Answer:

2.The higher the humidity, the more water vapor the air contains, and warm air can hold more moisture than cooler air.

Explanation:

thats all i can give you,, it's too many words tbh

Answer
it takes much more heat energy to raise the temperature of water than to raise the temperature of something such as sand

Answer:

Answer:

true

Explanation:

Based on evidence from Sim, when two substances were combined they did not change into different substances.

Here the word Sim is used to describe the process simulation. Simulation is defined as when two substances combined they do not change into different substances.

They just combine together and form a new substance.

Let us understand it as the first substance is liquid and the second substance is solid then when we combine both of them they form a new mixture but do not change their property.

The mixture is still liquid but it also has some properties of solid substance.

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The substances did not change into different substances.

Based on the information provided in the question, there is no evidence or indication of any chemical reaction or change in the substances when they were combined in the cup. The question does not mention any observations or effects that would suggest a chemical transformation.

If there were a chemical reaction or change, it would typically be accompanied by observable signs such as color change, gas production, temperature change, or formation of a precipitate. However, since the question does not provide any evidence or observations of such changes, we can conclude that the substances did not undergo any chemical transformation when combined.

It is important to note that without additional information or details about the substances and their behavior, it is not possible to make definitive conclusions. However, based on the given information, the most reasonable conclusion is that the substances remained unchanged when combined in the cup.

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A chemical change occurs when two or more substances join to form new substances with new physical properties.

Physical property of a substance is defined as a property that can be measured and the value explains the state of a physical system. Physical properties can be observed and measured without changing composition.

Physical properties of matter are malleability, solubility, density, conductivity, color, hardness, and electrical conductivity. A change in physical properties is due to physical change and it is a characteristic of a particular substance that can be observed without changing the identity of the substance.

Chemical property is that chemical property can be observed or measured while a substance undergoes in a chemical change.Physical properties of matter are malleability, solubility, density, conductivity, color, hardness, and electrical conductivity.

Therefore,A chemical change occurs when two or more substances join to form new substances with new physical properties.

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Answer:

B. Continental shelf It has been stated in the question that the shelf of undersea land reaches 200 meter

Answer:

39

Explanation:

Relative mass does not need to be calculated as it is listed on the periodic table. Potassium's relative atomic mass is around 39.

Answer: It should be Kelvin, but i would go with Celcius as Kelvin isnt

an answer

Explanation: yeah...

Answer:

b

Explanation:

know it

Answer:

Explanation:

the attachment is black with a x on it

Answer:

It's C!

Explanation:

when the amplitude was doubled the energy went up 4x

Answer:

Explanation:

Yes, there is a relationship between rising CO2 levels and heavy precipitation. As the concentration of CO2 in the atmosphere increases, it leads to a warming of the Earth's surface due to the greenhouse effect. This warming, in turn, causes an increase in the rate of evaporation of water from the Earth's surface, including from the oceans, lakes, and rivers.

This increased evaporation results in more water vapor in the atmosphere, which can lead to heavier precipitation events, including more frequent and intense rainstorms, snowstorms, and other forms of precipitation. This is because warmer air can hold more moisture, making it more likely to produce heavy rainfall.

In addition, the warming of the Earth's surface can also lead to changes in atmospheric circulation patterns, which can further increase the likelihood of heavy precipitation events in some regions.

Overall, the relationship between rising CO2 levels and heavy precipitation is complex and can vary depending on the specific location and other environmental factors. However, there is evidence to suggest that as global temperatures continue to rise due to rising CO2 levels, heavy precipitation events are likely to become more frequent and intense in many parts of the world.

Answer: Yes there is a direct relationship between CO2 and heavy precipitation. Rising in CO2 means increasing the temperature in the atmosphere which causes more water vapor evaporates into the atmosphere and which causes high rainfall or precipitation.

Explanation: Increased atmospheric CO2 levels are causing plant stomata to close, allowing plants to hold more water in their stems, reducing transpiration, and possibly impacting tropical rainfall patterns in varying ways depending on region.

Answer:

When hydrogen fuel burns, its atoms combine with oxygen atoms in the air, which creates a chemical reaction that releases energy in the form of heat and light. The hydrogen atoms lose their outermost electrons, becoming positively charged ions (protons). These ions combine with the oxygen atoms to form water molecules (H2O), which evaporate into the air as steam. Therefore, the atoms that make up hydrogen fuel ultimately become part of water molecules during the process of combustion.

Explanation:

Answer:

360

Explanation:

60x6=360

Answer:

sanctuary is the answer may be I think

Answer:

Science and society

Explanation:

Happy to Help!!!