Satellite constellations impact optical and radio astronomy observations significantly.
Effects of satellite constellations on astronomy.Astronomers are primarily concerned about two types of astronomical observations that are likely to be affected by satellite constellations:
Optical Observations: Satellite constellations, such as those deployed by companies like SpaceX (Starlink), OneWeb, and Amazon (Project Kuiper), involve the deployment of numerous low Earth orbit (LEO) satellites. These satellites reflect sunlight, causing bright streaks or flares across the sky. Such flares can significantly impact ground-based optical observations, including wide-field surveys, time-domain astronomy, and observations of near-Earth objects. These bright streaks can contaminate long-exposure images, interfere with the detection of faint objects, and create difficulties in data processing and analysis.Radio Observations: Certain satellite constellations use radio frequencies for communication and coordination, which can create interference for radio astronomers. Radio telescopes detect and study celestial objects by detecting their radio emissions. The signals from satellite constellations can introduce unwanted radio frequency interference (RFI), affecting the sensitivity and accuracy of radio observations. RFI can obscure or distort astronomical signals, making it challenging to extract the desired information from the observations.Both optical and radio observations are crucial for various areas of astronomy, including cosmology, the study of galaxies, exoplanet research, and understanding the early universe. The interference caused by satellite constellations can limit the quality of data obtained by ground-based telescopes, hampering scientific research and potentially impacting our understanding of the universe.
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Which statement best completes the diagram? Israel is founded in 1948 --------> ?
A Palestinians win their independence
B. Israel is banned from the United Nations
C. Jews suffer persecution in Germany
D. Arab states go to war with Israel
Answer:(D) arab states go to war with Israel.
Explanation:
which soil occupies most of the area in Maharashtra
Answer: Laterite soil
Explanation:
draw up a turist profile
Answer:
Hi Just Wanna Say “ Long Live XXXTentacion “ If udk who he is he’s a rapper who was shot and killed on June 18 2018 He Is A Legend. Would appreciate it if you liste to him in Spotify
Explanation:
HELP HELP HELP DUE IN 30 MINS
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
Tony Stark has a right triangle with a base of 6 feet and a height of 4 feet. If Dr. Banner were to construct a similar but not congruent right triangle with an area of 108 square feet, what would the dimensions of the Dr. Banner's triangle be?
Answer:
[tex]Base = 18ft[/tex]
[tex]Height = 12ft[/tex]
Explanation:
Given
Triangle 1 (Tony Stark):
[tex]Base = 6ft[/tex]
[tex]Height = 4ft[/tex]
Triangle 2 (Dr. Banner):
[tex]A_2 = 108ft^2[/tex]
Required
Determine the dimensions of the second triangle
The area of a triangle is:
[tex]Area = 0.5 * Base * Height[/tex]
First, calculate the area of Triangle 1
[tex]A_1 = 0.5 * Base * Height[/tex]
[tex]A_1 = 0.5 * 6ft * 4ft[/tex]
[tex]A_1 = 12ft^2[/tex]
Divide the area of Triangle 2 with the area of triangle to get the scale factor (n) of the area.
[tex]n = \frac{A_2}{A_1}[/tex]
[tex]n = \frac{108ft^2}{12ft^2}[/tex]
[tex]n = \frac{108}{12}[/tex]
[tex]n = 9[/tex]
The scale factor (k) of the dimensions of triangle 1 to 2 is the square root of the scale factor of the area (n):
[tex]k = \sqrt{n[/tex]
[tex]k = \sqrt{9[/tex]
[tex]k = 3[/tex]
For triangle 1, we have:
[tex]Base = 6ft[/tex]
[tex]Height = 4ft[/tex]
The dimension of triangle 2 is:
[tex]Base = 3 * 6ft[/tex]
[tex]Base = 18ft[/tex]
[tex]Height = 3 * 4ft[/tex]
[tex]Height = 12ft[/tex]
Which of the following processes moves rock materials across the surface of the Earth?
A.
compaction
B.
melting
C.
erosion
D.
crystallization
Answer:
the answer is C. erosion
Which of the following best describes the idea of Total War?*
a- The unique cultural identity of the Triple Alliance
b- A war that involves the complete mobilization of resources and people; even if they're
not in the military
c- A state of hostility between opposing individuals and groups
d- The process of assembling troops and supplies - making them ready for any type of
war.
Answer:
B:- A war that involves the complete mobilization of resources and people; even it they are civiliian
Explanation:
11. The two images represent two different methods of raising livestock in the United States. Which of
the following statements most accurately compares these two agricultural practices?
a. Cattle ranching is a more economically friendly way to raise livestock than using feedlots
because less infrastructure is needed
b. Feedlots require more space than cattle ranching does, which reduces profits due to the cost of
the land
C. Consumers prefer to pay higher prices for grass-fed beef than for corn-fed beef raised in
feedlots because of the environmentally friendly practices associated with grass-fed beef.
d. Feedlots can minimize costs associated with livestock production because feedlots do not use
as much space as cattle ranching
e Feedlots require less food consumption by the cows than cattle ranching because the livestock
are grazing on available grass in the pastures
Answer:d
Explanation:
The two images represent two different methods of raising livestock in the United States. Which are Feedlots can minimize costs associated with livestock production because feedlots do not use as much space as cattle ranching.
What are cattle feedlot and cattle ranching?
Cattle feedlot is a type of animal feeding operation used for animal farming, beef cattle, horses, swine, sheep, turkeys, chicken, or duck prior to slaughter.
Ranching is an activity that is used for raising cattle such as horses, sheep. It covered a lot of areas. Cattle farming is increasing the effect of greenhouse gases and climate change.
Therefore the correct option is D.
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please help! :))) im so stressed
Answer:
E.
explanation: because I've got a big boy brain
What is another animal that might have a larger than natural population because of human impact? Explain your reasoning.
Cows are probably an animal that is overpopulated because of the human species. This is happening because people need cows for what they can offer, such as milk or even food as a result they keep pushing the limits to get the most out of these animals.
Various animals might have a larger than natural population because of human impact; one is a domestic dog.
Through the human activities of using dogs as a pet, the population of dogs might have a larger than natural population.
The reason is simple, the demand for the dogs as pets would make humans breed dogs, thereby ensuring dogs have more births than a natural occurrence.
This is evident in a recent research survey conducted among pet owners.
It was revealed in 2017 that there are about 89.7 million domestic dogs in the United States.
This number revealed a 20 million increase in domestic dogs population compared to 68 million domestic dogs in 2000.
Hence, in this case, it is concluded that some human activities can positively impact the animal population.
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Is the oceanic crust above or below the continental crust?
Answer:
Above
Explanation:
How many countries is Europe made of
Answer:
Five European countries rank in the top ten of the world's largest national economies in GDP (PPP). This includes (ranks according to the CIA): Germany (6), Russia (7), the United Kingdom (10), France (11), and Italy (13). There is huge disparity between many European countries in terms of their income.
Explanation:
Answer:
50 Countries
Explanation:
Europe is shared by 50 countries. By the conventional definition, there are 44 sovereign states or nations in Europe. Not included are several countries namely Turkey, which occupies only a small part of East Thrace on the European Balkan Peninsula.
Germany's annual income.... ??
Answer:
I think you have to put the question
List three factors that influence the rate at
which dissolving occurs.
How does a human arm compare with an iguana's?
By comparing a human arm with an iguana arm, we have the following differences.
The human arm is not used in walking, while the iguana arm is used in walking because the iguana is naturally quadrupedal.
The human arm is used in lifting load, while the Iguana arm is not.
However, both human arms and iguana arms have five fingers.
They both have upper and lower arms.
An iguana is a form of a non-venomous lizard.
Hence, in this case, it is concluded that the human arm with an iguana arm has similarities and differences.
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What is the absolute location of the equator?
Answer:
The Equator is the line of 0 degrees latitude. Each parallel measures one degree north or south of the Equator, with 90 degrees north of the Equator and 90 degrees south of the Equator. The latitude of the North Pole is 90 degrees N, and the latitude of the South Pole is 90 degrees S
Explanation:
It is 7:40 pm in Sydney NS.
What time is it in:
St John's?
Prince Rupert?
Toronto?
Thompson?
Answer:
St John's is 7:19 PM
Prince Rupert is 2:49 PM
Toronto is 5:49 PM
Thompson is4:49 PM
Explanation:
:)
If you were to go north from the Sahel, you'd find __________. If you'd go south from the Sahel, you'd find __________.
Sahara; Nile
tropical grasslands; Sahara
Sahara; tropical grasslands
Nile; Sahara
This Should Help a Little:
A largely semi-arid belt of barren, sandy and rock-strewn land, the Sahel marks the physical and cultural transition between the continent's more fertile tropical regions to the south and its desert in the north. ... The Sahel also suffers from ethno-religious tensions, political instability, poverty and natural disasters.
why does thunder snow happen
A plane leaves Charlottetown, PEI at 12:00pm on Saturday, May 2nd. The destination is Yellowknife, NWT. The flight takes 17 hours. What is the date and time of your arrival in Yellowknife?
Answer: 5am on Sunday, May 3rd.
Explanation:
Plane left at 12pm and takes 17 hours.
Add 12 and 17:
= 12 + 17
= 29
There are 24 hours in a day. The number of hours into the next day is therefore:
= 29 - 24
= 5 hours
If the plan arrives 5 hours into the next day, that would mean that it arrived at 5am. Date of the next day is May 3rd, a Sunday.
suggest three to four ways for better production of textile industry in pakistan
Answer:
it can be MARKETING.
HOPE THIS HELPS YOU!
(03.03 MC)
Which country has the largest number of immigrants today? (5 points)
оа
France
Ob
Russia
ос
Germany
Od
Ukraine
e
United States
Why is there different time zones in different countries?
What's the time in your country?
Answer:
Eastern Standard Time
Explanation:
This is the answer of your most recent question..
Examine with examples 4 main main importance of the study of geomorphology to socio-economic development to man
Answer:
To take benefits from the lands.
Explanation:
The main importance of the study of geomorphology is to study the landforms and used these lands for the economic welfare of human beings. Its study is also important for the socio-economic development to man because these lands used by the people for their benefits. Its study is also important because they also regulate the ecosystem, climate, weather and made environment suitable for humans to live.
why did NASA chose Jezero Crater as the landing site for Perseverance?? (2020)
Scientists believe the area was once flooded with water and was home to an ancient river delta.Conceivably, microbial life could have lived in Jezero during one or more of these wet times.
can you guys please answer this question for me pleaseeee
Literacy is an important key to learning and communicating. How can increased literacy rates positively affect quality of life?
Answer:More education amongst the people increase the standard of living therefore the quality of life increases
Explanation:
what is the description of this proces:
a) rock surface heats up and expands
ANSWER
WEATHERING
Explanation:
please dont skip i need help i have been stuck here for so long please
Answer:
c
Explanation:
because the other hemisphere are nit so close to the sun
What are examples of ways that the British disrespected Indian culture?
- The British Empire starved India
- Stole from the language of the oppressed
- Indian Railways: "Dogs and Indians not allowed"
- The Imperialist policy of Divide and Conquer
Two organisms that share several classifications level's will be
Answer:
Closely related; characteristics.
Explanation:
Taxonomy can be defined as the process of naming, classification and description of living organisms such as plants and animals.
Hence, two organisms that share several classification levels will be closely related and have many characteristics in common such as number of legs, eyes, etc.