What are the 4 elements of light?
Answers
Let's examine the four fundamental components of lighting: control, direction, quality, and lighting ratio. Each of these components affects our lighting's overall impact, thus they must be taken into account while designing it.
In photography, the angle of the light hitting your subject is crucial. The quality of your photograph depends on the direction of the light, whether it's coming from a window or artificially produced in a studio. Sidelight, front light, backlight, and top light are the four fundamental lighting orientations.
The spectral distribution of light, or the proportional quantity of photons from the blue, green, red, far red, and other parts of the light spectrum emitted from a light source, is referred to as light quality. Some of these parts can be seen, while others cannot.
Lighting ratios are essentially the mathematical relationship between the amount of light from two different sources that falls on a subject, usually a key light on the subject's highlight side and a fill light on its shadow side.
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Related Questions
A river __________ when the rate of flow in the river is higher than its ability to contain it.
Answers
A river overflows when the rate of flow in the river is higher than its ability to contain it.
There are instances when a particular location has more flow than its ability to contain it naturally. It leads to a flood. Flooding can also result from combinations of variables including exceptionally heavy rains. For instance, when paired with strong rain, heavy snow melt, saturated terrain, extremely high tides, and drainage changes can cause flooding.
The Three Most Common Types of Flood:
Floods in rivers happen when water levels rise above the banks of a river as a result of a lot of rain.Larger bodies of water frequently have coastal floods, which typically happen when the tide is extremely high.An enormous volume of rain in a brief period of time causes a flash flood (usually within 6 hours).To learn more about flood, refer
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What objects make up Earth's solar system?
Answers
Answer: the planets Mercury, Venus, Earth, Mars, Jupiter, Saturn, Uranus, and Neptune
Explanation:
Answer:
The sun, stars, comets, asteroids, the planets ( Mercury, Venus, Earth, Mars, Jupiter, Saturn, Uranus, and Neptune ) Dwarf planets, moons, meteoroids.
Explanation:
I hope it helps! Have a great day!
what are the ""hot topics"" for the subcommittee on energy and mineral resources?
Answers
Current events or specific information about the activities of the Subcommittee on Energy and Mineral Resources.
The topics that may be considered "hot" or of high importance by the subcommittee can vary over time. However, some common areas of focus for energy and mineral resources subcommittees often include renewable energy, fossil fuel extraction and regulations, energy efficiency, mining practices, conservation of natural resources, and the impact of energy production on the environment.
It is recommended to refer to the official website or recent publications from the Subcommittee on Energy and Mineral Resources to get the most up-to-date and accurate information regarding their current priorities and hot topics.
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I’m not sure about this. Can someone help?
Answers
Answer:
latitude and longitude
A) 20°, 120°
B) 80°, 0°
C) 0°, 140°
D) 60°, 40°
E) 40°, 60°
F) 20°, 20°
G) 40°, 100°
H) 20°, 40°
I) 50°, 120°
J) 10°, 40°
Explanation:
You look at the map and see the latitude ( W to E ) first, then longitude ( N to S ) second.
I hope this makes sense and that I am correct
caloris basin, a huge circular region on mercury surrounded by rings of mountains, appears to have been produced by
Answers
Answer:
Caloris basin, a huge circular region on Mercury surrounded by rings of mountains, appears to have been produced by an impact from a large asteroid or comet. This impact is estimated to have occurred about 3.8 billion years ago and was powerful enough to create a basin nearly 1,550 miles (2,500 km) in diameter. The impact also created a series of concentric rings of mountains around the basin, which rise to heights of over 1 mile (1.5 km) above the surrounding terrain. The Caloris basin is one of the largest and most prominent features on Mercury and provides important clues about the planet's geological history.
Which of the following is a place that would most likely be part of the ecumene?
Question 3 options:
a) Temperate climate lands
b) High lands
c) Dry lands
d) Wetlands
Answers
But I’m sure it’s A.) Temperate climate lands.
To what extent is it possible to increase agricultural production by the use of modern methods?
Answers
Answer:
The agricultural system is now viewed as community of agro farms.
Explanation:
Modern agriculture started in the late 20th century due to the rising needs and demands of food, by the world population.
The boost of food production has mainly due to scientific advances and newer technology. That includes the developments of varying crop yields along with the use of the pesticides and the fertilizers. The construction of large irrigation systems.
Some practices like the monocropping application of inorganic fertilizers and intensive tillage. Chemical pest control irrigation techniques. The agriculture is now viewed as an agroecosystem and is developed to produce and promote the viable farming communties
Explanation:
1) know the yield potential
2) utilize the best quality fertilizers
3) use best quality seeds
4) use water sprinkler for irrigation
What allowed Sumerians to learn new skills and begin to trade?
Answers
to learn new skills and begin to trade
Which of the following is an issue with replanting forests?
Monocultures
Drip Irrigation
Habitat Loss
None of the above
Answers
Answer:
drip irrigation should be the answer
Which of the following examples best illustrates absolute location? A. It’s next to the World Cup stadium. B. It’s between Siemert Road and Beit Road. C. It’s in Gauteng, South Africa, at 26.2° S, 28.1° E. D. It’s near Johannesburg, South Africa.
Answers
Which of the following examples best illustrates absolute location?
A.
It’s next to the World Cup stadium.
B.
It’s between Siemert Road and Beit Road.
C.
It’s in Gauteng, South Africa, at 26.2° S, 28.1° E.
D.
It’s near Johannesburg, South Africa.
The correct option is C. It’s in Gauteng, South Africa, at 26.2° S, 28.1° E which is an example best illustrates the absolute location.
The exact location of a place on Earth is known as its absolute location, which is frequently expressed in terms of latitude and longitude.
What is the importance of absolute location?Absolute location is crucial for geolocation services like Uber and search engine Maps. Developers of mobile applications have even urged for the addition of a height dimension to absolute position, which would help distinguish between different floors of buildings located at the same longitude and latitude.
An exact position on Earth or in another predetermined space is described by an absolute location. A relative location uses another well-known property as a reference point to define where something else is.
Thus, C is the best choice. The absolute position is best shown by the fact that it is in Gauteng, South Africa, at 26.2° S and 28.1° E.
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solutions to tropical cyclone
Answers
Answer:
If you shelter at home:Turn off all electricity, was and water; unplug all appliances. Keep your emergency kit close at hand. Bring your family into the strongest part of thr house. Keep listening to the radio for cyclone updates
A star emits a signal that, over a period of an hour, is an essentially constant sinusoid. Over time, the frequency can drift slightly, but the frequency will always lie between 9kHz and 11kHz. Page 2 of 3 (a) (5 points) Assume this signal is sampled at 32kHz. Explain the discrete-time algorithm you would use to determine (approximately) the current frequency of the signal. If the algorithm depends on certain choices (e.g., parameters, filter lengths etc), provide sensible choices along with justification. (b) (5 points) Now assume the signal is only sampled at 8kHz. Explain the discrete-time algorithm you would use to determine the current frequency of the signal. As above, justify any choices made.
Answers
In both cases, choosing a frame length of around 32 milliseconds provides a reasonable compromise between frequency resolution and time resolution.
How did we arrive at this assertion?(a) When sampling at 32 kHz, we can use a discrete-time algorithm to determine the approximate current frequency of the signal. Here's one possible algorithm:
1. Divide the sampled signal into small chunks or frames. A reasonable frame length could be 1024 samples (which corresponds to approximately 32 milliseconds of data).
2. Apply a windowing function to each frame to reduce spectral leakage. A commonly used window is the Hamming window, which helps to improve frequency estimation accuracy.
3. Compute the discrete Fourier transform (DFT) of each windowed frame using a fast Fourier transform (FFT) algorithm. The DFT will provide us with the frequency content of the signal.
4. Find the peak magnitude in the resulting DFT spectrum. This peak represents the dominant frequency component in the frame.
5. Calculate the corresponding frequency bin index of the peak magnitude using the known sampling rate (32 kHz) and the length of the DFT. For example, if the DFT length is 1024, the frequency bin index can be obtained by dividing the peak frequency by (32,000 Hz / 1024) ≈ 31.25 Hz.
6. Convert the frequency bin index to the actual frequency value by multiplying it with the frequency resolution, which is the reciprocal of the frame length. In this case, the frequency resolution is approximately (1 / 32 ms) ≈ 31.25 Hz.
7. Repeat steps 1 to 6 for consecutive frames.
8. To account for the frequency drift over time, we can track the estimated frequency over several frames and compute a weighted average or employ a more sophisticated tracking algorithm like a Kalman filter.
(b) When sampling at 8 kHz, we need to adjust the algorithm to account for the lower sampling rate. Here's a modified algorithm:
1. Divide the sampled signal into frames. Since the sampling rate is 8 kHz, a reasonable frame length could be 256 samples, which corresponds to approximately 32 milliseconds of data.
2. Apply a windowing function to each frame (e.g., Hamming window) to reduce spectral leakage.
3. Compute the DFT of each windowed frame using an FFT algorithm.
4. Find the peak magnitude in the resulting DFT spectrum.
5. Calculate the corresponding frequency bin index of the peak magnitude using the known sampling rate (8 kHz) and the length of the DFT. For example, if the DFT length is 256, the frequency bin index can be obtained by dividing the peak frequency by (8,000 Hz / 256) ≈ 31.25 Hz.
6. Convert the frequency bin index to the actual frequency value by multiplying it with the frequency resolution, which is the reciprocal of the frame length. In this case, the frequency resolution is approximately (1 / 32 ms) ≈ 31.25 Hz.
7. Repeat steps 1 to 6 for consecutive frames.
8. To account for the frequency drift over time, track the estimated frequency over several frames and compute a weighted average or employ a more sophisticated tracking algorithm.
In both cases, choosing a frame length of around 32 milliseconds provides a reasonable compromise between frequency resolution and time resolution. The windowing function helps reduce spectral leakage, which can improve frequency estimation accuracy. The peak magnitude in the DFT spectrum represents the dominant frequency component, and its corresponding frequency can be calculated based on the known sampling rate and DFT length.
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Which of the following natural resources would be mined?
gemstones
petroleum
water
sea salt
Answers
Answer:
The answer is gemstone.
What is diffusion?
the process of knowledge, skills, and technology being spread from one culture to another
the interaction of cultures
the imperialist domination of one culture over another
comparisons with similar structures in other parts of the world
Answers
Answer:
the process of knowledge, skills, and technology being spread from one culture to another
Explanation
I am AP Human Geography student
Answer:
The process of knowledge, skills, and technology being spread from one culture to another is called diffusion.
Explanation:
Do stereotypes, bias, and discrimination exist against Muslim? What are they?
Answers
Answer:
Yes they do exist, some big stereotypes are the common ones like they are all bombers and face discrimination almost everywhere. in fact i believe it is in china where they are suffering from being forced into concentration camps.
Explanation:
Directions: Answer True or False to each statement below.
1: Trade in Swaziland is less profitable because it has few natural resources.
2: Malawi’s economy is agriculture because of its fertile soil.
3: Nelson Mandela did not want to tear down the apartheid system in South Africa.
4: P.W. Botha was elected by the white minority of South Africa.
5: Zulu is the smallest ethnic group in South Africa.
6: Most Malawians work in the coal mines.
7: Malaria can be fought with better mosquito control.
8: Tourism has grown with the establishment of stable democratic governments.
9: By improving the quality of education South Africa can effectively invest in human capital.
10: By investing in more equipment the mining company can sell more diamonds.
Answers
Answer:
true true false true true false false false true true
Explanation:
Using complete sentences, explain how the Inuit people once interacted with their environment and describe their
unique cultural traits. Where does this cultural group live and practice their traditions today?
PLEASE QUICKLY!!
100 POINTS
Answers
Explanation:
Using complete sentences, explain how the Inuit people once interacted with their environment and describe their
unique cultural traits. Where does this cultural group live and practice their traditions today
how does the troposphere differ from the stratosphere? how does the composition of the troposphere change with a change in altitude? how does the composition of the troposphere change with a change in latitude?
Answers
The major differences between the stratosphere and troposphere are the concentrations of ozone and water vapour, as can be seen in the comparison of the pie charts below:
The stratosphere has much higher concentrations of ozone than the troposphere, while the troposphere has much higher concentrations of water vapour.The troposphere rises 8 to 14.5 kilometres above the Earth's surface (5 to 9 miles). The densest component of the atmosphere is located here. The most of the weather occurs here. Just above the troposphere, the stratosphere rises to a height of 50 kilometres (31 miles). Because the ozone layer absorbs the majority of the sun's UV light, the temperature of the stratosphere rises with height. Life on Earth is shielded by the ozone layer, which acts as an absorbent.
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of you know southern and eastern asia geography please help
Answers
Answer:
1. Japan
2. India
3. South Korea
4. Vietnam
5. North Korea
6. China
A. Sea of Japan
B. South China Sea
C. Yellow Sea
D. Huang He
E. Bay of Bengal
F. Yangtze
G. Ganges River
H. Indian Ocean
Explanation:
Under numbers we have countries of Southern and Eastern Asia. The largest among them is China (6).
Under letters we have water surfaces, including rivers and oceans.
Answer:
the other guy is right
Explanation: give him brainliest because im du-mb
According to the map above, which of the following statements about tornado frequency in Oklahoma is true?
a. All Oklahoma counties are equally at risk for tornado activity.
b. Oklahoma has received more tornadoes since 1950 than in the previous 50 years.
c. No Oklahoma county has had more than 100 tornadoes since 1950.
d. Every county in Oklahoma has had at least 10 tornadoes since 1950.
Answers
Answer: D
Explanation: the key doesn't go below 11 tornados + i did the quiz :)
Every county in Oklahoma has had at least 10 tornadoes since 1950.
The answer is option D.
Does Oklahoma City get tornadoes?Oklahoma City (OKC), by virtue of its large areal extent and location near the heart of "tornado alley," has earned a reputation over the years as one of the more tornado-prone cities in the United States.
Has the number of tornadoes increased since 1950?
From 1950 to 1989, the number of tornadoes reported in each ten-year increment ranged from 65 to 87. Since 1990, the number of tornadoes reported has dramatically increased with over 200 tornadoes reported in the 1990s and 2000s. The 2010s recorded in the bar chart only account for nine years of data.
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how are faults, hypocenters, and epicenters related? how are faults, hypocenters, and epicenters related? the hypocenter is the exact point underground along a fault where the slippage of the two blocks of rock occurs. the epicenter is the point on earth's surface that is directly above the hypocenter. the hypocenter is the exact point along a fault at earth's surface where the slippage of the two blocks of rock occurs. the epicenter is the point under earth's surface that is directly below the hypocenter. the epicenter is the exact point along a fault at earth's surface where the slippage of the two blocks of rock occurs. the hypocenter is the point under earth's surface that is directly below the epicenter. the epicenter is the exact point underground along a fault where the slippage of the two blocks of rock occurs. the hypocenter is the point on earth's surface that is directly above the epicenter. the hypocenter is the exact point underground along a fault where the slippage of the two blocks of rock occurs. the epicenter is the exact point along a fault at earth's surface that is directly above the hypocenter.
Answers
Faults, hypocenters, and epicenters are all related to each other in the context of earthquakes. A fault is a fracture or a break in the Earth's crust where two blocks of rock move past each other.
A hypocenter, also known as the focus, is the point below the Earth's surface where the initial rupture or slippage of the two blocks of rock occurs during an earthquake. The epicenter, on the other hand, is the point on the Earth's surface that is directly above the hypocenter.
The hypocenter and epicenter are closely related since they both determine the location of an earthquake. The hypocenter determines the depth at which the earthquake occurred, while the epicenter determines the location on the Earth's surface where the earthquake was most strongly felt. Thus, the hypocenter and epicenter are crucial in determining the intensity and severity of an earthquake.
Faults, on the other hand, are the structural features that give rise to earthquakes. The movement of the two blocks of rock along a fault is what causes the slippage and rupture that leads to an earthquake. Thus, faults are the underlying cause of earthquakes, while hypocenters and epicenters are the locations where earthquakes occur and are felt.
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Why do land, Water and Nationalism promote the division in Israel?
Answers
Answer:
The issues of land, water, and nationalism have contributed to the division and conflict in Israel for many years.
Land: The question of land ownership and control is at the heart of the Israeli-Palestinian conflict. Both Israelis and Palestinians claim the same territory as their ancestral homeland, which has led to disputes over who has the right to live on and govern the land. The Israeli government has established settlements in the West Bank and East Jerusalem, which the Palestinians see as a violation of their land rights and an obstacle to peace.
Water: Israel is situated in a water-scarce region, and access to water resources has been a major source of tension between Israel and its neighbors. The Jordan River, which flows through Israel, Jordan, and the Palestinian territories, is a key source of water for the region. Israel has built dams and diverted water from the river to provide for its growing population, which has caused conflict with neighboring countries and the Palestinians.
Nationalism: Nationalism is a powerful force in Israeli society, with both Israelis and Palestinians asserting their right to self-determination and sovereignty. This has led to a deep-seated sense of mistrust and animosity between the two sides, fueled by historical grievances, religious differences, and competing claims to the land.
Explanation:
Sinking air warms by compression (adiabatically), yet thunderstorm downdrafts are usually cold. Explain this apparent contradiction.
Answers
Answer:
The downward motions are minor, and the cloud particles last a long time. Sinking air warms, yet the downdrafts in a thunderstorm are usually cold than the air it replaces.
Minor downward motions and persistent cloud particles are observed. Although downdrafts in a thunderstorm are often colder than the air they replace, sinking air warms.
What is a storm?A storm is any unsettled state of the natural environment or an astronomical body's atmosphere. [Citation required] It may be distinguished by significant disruptions to normal conditions such as strong winds, tornadoes, hail, thunder, and lightning (a thunderstorm), heavy precipitation (snowstorm, rainstorm), heavy freezing rain (ice storm), strong winds (tropical cyclone, windstorm), wind transporting some substance through the atmosphere (dust storm), and other forms of severe weather.
Rain must evaporate in order to create downdrafts, which cools the air in air parcels because liquid rain needs to draw energy from the atmosphere in order to evaporate.
Therefore, Although downdrafts in a thunderstorm are often colder than the air they replace, sinking air warms.
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Someone help pls... Match the following key terms: 1.) Polders 2.) Strait a.) A stretch of land reclaimed from the sea or a lake. b.) A narrow passage of water connecting two large bodies of water.
Answers
1.) Polders - b.) A narrow passage of water connecting two large bodies of water.
2.) Strait - a.) A stretch of land reclaimed from the sea or a lake.
The time when Muhammad was forced to flee from Mecca marked the start of the __________. A. Islamic calendar B. medieval period C. teachings of the Qur’an D. position of caliph. Indus C. Niger D. Euphrates
Answers
Answer:
Correct answer is A. Islamic calendar.
Explanation:
A is correct as this answer known as Hijra happened in 622. This year marks the period from when the Muslims started counting time.
B is not correct as Medieval period starts with the fall of Western Roman Empire.
C and D are not correct as this don't refer to the Muhammed's move from Mecca to Medina.
Answer:
A) Islamic calendarExplanation:
The time when Muhammad was forced to flee from Mecca marked the start of the __________.A.Islamic calendarHELP HELP HELP DUE IN 30 MINS
Answers
Answer:
copernicus's idea of the solar system had an idea of the sun in the middle aka heliocentric model, and Ptolemy's model aka the geocentric model has the Earth located in the center
Explanation:
I had this lesson earlier this school year
how does the geological activity on io compare to the activity on other moons?
Answers
Io exhibits significantly higher geological activity compared to other moons in our solar system, characterized by intense volcanic eruptions and extensive lava flows.
Among the moons in our solar system, Io, one of Jupiter's four Galilean moons, stands out as the most geologically active. Its geological activity surpasses that of any other moon, including Earth's moon. Io's high levels of activity are primarily attributed to tidal forces generated by the gravitational interactions between Jupiter and its other moons.
Io's surface is dotted with over 400 active volcanic regions, spewing plumes of material into space. These volcanic eruptions can reach incredible heights, sometimes exceeding hundreds of kilometers. The moon's surface is constantly remodeled by these eruptions, resulting in extensive lava flows that cover vast areas. The volcanic activity on Io is so intense that it has been observed to be 100 times greater than that of Earth.
In comparison, other moons in the solar system, such as Earth's moon or Saturn's moon Enceladus, exhibit minimal geological activity. While some moons may have evidence of past geological processes like impact craters or cryovolcanism, Io's ongoing volcanic eruptions and lava flows make it truly exceptional in terms of geological activity among moons.
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In an economy, what is another word for "capital"?
Answers
Answer:
It can be a metropolis
Explanation:
Have a nice day!
n deeper waters, nutrients primarily come from: thermal vents. glacial ice melt. surface winds creating deep ocean currents. detritus sinking from more productive shallower waters.
Answers
Nutrients primarily come from detritus sinking from more productive shallower water.
Define detritus.In contrast to dissolved organic material, detritus is dead organic material that is in the form of particles. Detritus typically consists of faces and the carcasses or remains of dead organisms. Communities of microbes that colonize and breakdown (i.e., remineralizer) detritus are frequently found in it. It is known as "soil organic matter" and is present in terrestrial ecosystems as leaf litter and other organic matter that is combined with soil. Organic matter that is suspended in water and accumulates in depositions on a body of water's floor referred to as "marine snow" when the floor is a seabed is referred to as detritus in aquatic ecosystems.
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is this statement true or false? the aegean sea is an arm of the mediterranean between turkey and greece. This part of True or False
- True
- False