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Everything it can contribute to the environment

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How does an anemometer work?                                    The anemometer counts the number of rotations, which is used to calculate wind speed.                                    Will high speed winds increase or decrease the number of turns of an anemometer?                                             The stronger the wind blows, the faster the wheel rotates. The anemometer counts the number of rotations, which is used to calculate wind speed.        How can the number of turns and length of time be used to calculate wind speed?                                               Wind Speed = Anemometer Factor x (Number of Turns / Time)

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this experiment you will investigate how the speed of the wind is measured by an anemometer.

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The annometer work, and turnês occording tho the frequência of the vent without any error

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The University Corporation for Atmospheric Research (UCAR). (n.d.). Web Weather for Kids. Retrieved March 8, 2012.
Dorros, A., 1989. Feel the Wind, New York, NY: Harper Collins.
PBS Kids Go! Cyberchase. (2009). Measuring Wind Speed (Episode 704: Blowin' in the Wind). Thirteen/WNET. Retrieved February 27, 2012.

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On a windy day it is hard to keep your hat on! The power of the wind can even be strong enough to power large wind turbines to make electricity! In this experiment, find out how you can make your own instrument to measure the speed and power of the wind

# data[].attributes.custom_properties.jLi-4aVQ
Weather is happening all around us every day. But isn't it nice to know the weather ahead of time? Suppose you have a soccer game this weekend, what is the chance of rain? When you watch the weather forecast on the local news, you are watching the results of weather data that has been gathered by a meteorologist, who will use the data to try and predict the weather.

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The built mini anemometer
Not only provided a Practical learning experience, but also highlighted the simplicity and ingenuity necessary for natural meditenomena with the speed of the wind. This type of project is an excellent way to introduce concepts of physics meteorology in an Interactive and accessible way.

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Take four of the paper cups and use the paper punch to punch one hole in the side of each cup, about a half inch below the rim.Take one of the four cups and push a soda straw through the hole. Fold the end of the straw and staple it to the side of the cup across from the hole. Repeat this procedure for another one-hole cup and the second straw.Take the fifth cup and punch four equally spaced holes in the side of the cup, about a quarter inch below the rim. Then punch a hole in the center of the bottom of the cup.Slide one cup and straw assembly through two opposite holes in the cup with four holes. Push another one-hole cup onto the end of the straw just pushed through the four-hole cup.Bend the straw and staple it to the one-hole cup, making certain that the cup faces the opposite direction from the first cup. Repeat this procedure using the other cup and straw assembly and the remaining one-hole cup.Align the four cups so that their open ends face in the same direction either clockwise or counter-clockwise around the center cup.Carefully push the straight pin through the two straws where they intersect.Push the eraser end of the pencil through the bottom hole in the center cup. Carefully push the pin into the end of the pencil eraser as far as it will go. You may need an adult to help you push the pin in.Now your anemometer is ready for use! It should look like Figure 1: Now set up the fan on one side of the room and mark a line with tape on the other side of the room from the fan, about 6–8 steps away.Turn the fan on low speed and stand on the line across the room. Hold up your anemometer and count the number of turns it makes in a minute. This is its revolutions per minute (RPM). Get someone to help you time the minute with a kitchen timer so that you can do the counting.If you find that the anemometer is moving too fast for you to count then you will need to increase your distance and try the experiment again. Remember, all of your data needs to be collected from the same distance for each speed, as a control.Repeat step 11 for the other speeds of the fan (medium and high), each time taking at least three different readings and averaging the results. You can calculate the average by adding the three readings together for a fan speed and dividing the answer by three. You should keep your data organized in a data table like Table 1. Now you need to make a graph of your data so you can analyze your results. On the left side of the graph (y-axis) put a scale for your anemometer readings in revolutions per minute. On the bottom of the graph (x-axis), put a mark for each of the different fan speeds (low, medium, high). Then draw a bar for the average reading for each of the fan speeds.
How did your anemometer work? What happens to the number of turns of the anemometer in revolutions per minute as the wind speed increases?

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5 three ounce paper cups (Dixie Cups)
2 soda straws
Pin
Paper punch
Scissors
Stapler
Sharp pencil with an eraser
A fan with at least three different speeds (high, medium, and low)
Ruler (optional)

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Sedenbtarismo e saúde cadíovascular: estudos mostram que a falta de atividade física regular está associada á um risco aumentado de doenças cardíacas.                                                                                                    Influência da alimentação : dietas ricas de gordura, açúcar e sal contribuem para o desenvolvimento de hipertensão e outras condições cardíacas.                                                                                                              Importância da atividade física : as atividades físicas regulares ajudam a manter o coração saudável, reduzindo o risco de infartre e oputras doenças. 

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Como o estilo de vida (ativo vs sedentário) e a estatura corporal influenciam os batimentos cardiacos em repouso e após a atividade física?

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Medir os batimentos cardiacos de pessoas com diferentes estilos de vida e estatura corporal, comparando seus resultados finais.

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Espera-se que os voluntários com um estilo de vida ativo apresentam batimentros cardíacos mais baixos em repouso e uma recuperação mais rápida após a atividade física, em comparação com os voluntários sedentários. Pessoas com mais estatura corporal podem apresentar batimentos cardíacos mais altos devido ao maior esforço necessário para bombear sangue através do corpo.

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Este trabalho aborda a relação entre o sedentarismo e a má alimentação, e seus efeitos negativos sobre a saúde do coração. O sedentarismo, caracterizado pela falta de atividade física regular, e a  alimentação desequilibrada, são um problema crescente na sociedade contemporânea e está diretamente ligado ao aumento de doenças cardiovasculares.

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No Brasil, muitas pessoas sofrem de doenças cronarianas devido a uma combinação de fatores, incluindo dietas pouco saudáveis, sedentarismo generalizado e acesso desigual aos cuidados de saúde preventivos. Esses elementos contribuem para altas taxas de hipertensão arterial, obesidade e diabetes, todos fatores de risco significativos para doenças coronárias como infarto do miocárdio e angina.  Nesse sentido, a fim de alertar e conscinetizar o público afetado, visamos comunicar sobre os impactos que esses comportamentos geram no corpo humano .

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Este estudo investigou como o sedentarismo e a má alimentação influenciam os batimentos cardíacos em diferentes grupos de pessoas. Observou-se que o sedentarismo está relacionado a batimentos cardíacos mais elevados em repouso e uma recuperação mais lenta após atividade física. Pessoas com estilo de vida ativo apresentaram batimentos cardíacos mais baixos em repouso e uma capacidade de recuperação mais eficiente. A estatura corporal também teve impacto nos batimentos cardíacos, com indivíduos mais altos frequentemente mostrando maior esforço cardiovascular. A má alimentação foi associada a um maior risco de problemas cardíacos. Em resumo, adotar um estilo de vida ativo e uma alimentação equilibrada são fundamentais para a promoção da saúde cardiovascular.

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Yasmim, Maria Piffer, Julia, Paloma, Laura Guardini, Helena

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Coleta de dados iniciais, Coleta de dados finais, Análise de dados.

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Monitor de batimentos cardiacos, Cronometro, Questionário sobre estilo de vida e alimentação, caderno de anotações.

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.The inclusion of blind students in schools is a topic of great importance and involves several strategies to ensure that these students have access to quality education. Here are some key points about the inclusion process:

Adaptation of the School Environment: It is essential that schools are adapted to meet the needs of blind students. This includes the provision of materials in Braille, screen reading software and other technological resources that facilitate learning.
Teacher Training: Teachers need to be prepared to work with blind students. This involves specific training to understand the needs of these students and adapting teaching methodologies accordingly.
Social Integration: Inclusion is not limited to just the academic aspect. It is important to promote the social integration of blind students, encouraging interaction with peers and participation in school activities.
Legislation and Public Policies: There are laws and public policies that guarantee the right to inclusive education. In Brazil, the Brazilian Inclusion Law (LBI) is an example of legislation that ensures the rights of people with disabilities, including education.

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How does the braille writing system represent letters?

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Build a prototype refreshable braille display.

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Technology and Functioning: Braille displays use electromagnetic or piezoelectric principles to raise and lower pins that form Braille characters. This allows the user to read the text tactilely.
Accessibility and Use: These devices are essential for accessibility, allowing people who are blind or have low vision to access digital information independently. They are used in conjunction with screen reader software that sends text to the display.
Recent Developments: Researchers are working on new technologies to make Braille displays more accessible and functional. For example, a group at the University of Michigan is developing a display that uses microfluidics to create elevations on the screen, allowing multiple lines of information to be displayed at once.
These advances hold promise for making technology more accessible and useful for people with visual impairments

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Letters- Letras/ Screens- Tela / Display- Monitor/ Impaired- Prejudicada/ Each- Cada/ Own- Possuir/ Bumps- Solavancos/ Fingertips- Alcance 

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We take it for granted that computer screens can update the text on their displays. What about braille, the writing system used by blind and visually impaired people? Braille writing usually consists of a series of permanently raised bumps on a surface like a piece of paper or a sign. How can you make these bumps change or "update" to display different text? Find out in this engineering project as you design and build your own refreshable braille display.

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Braille is a tactile (touch-based) writing system used by blind and visually impaired people. Each braille letter is made from a grid of dots with three rows and two columns called a cell. Each dot can be either flat or raised, with a unique pattern representing each character. People read the text by running their fingertips over the bumps (Figure 1). There are different variations of braille, and different languages may have their own versions. This project is based on "grade one braille" using the English alphabet (Figure 2), which you can learn more about from the reference in the Bibliography.

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.The inclusion of blind people is a fundamental step towards a more fair and equal society. Technology plays a crucial role in this process, offering tools that promote autonomy and accessibility. Apps like Be My Eyes, which connects blind people with volunteers for visual assistance, and devices like smart canes and virtual reality glasses, which provide audio descriptions, are examples of innovations that transform the daily lives of blind people. These technologies not only facilitate everyday tasks, but also open up new opportunities for social and professional participation, helping to break down barriers and promote full inclusion.

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Laura De Lara, Felipe Goetz, Luis Felipe Holz, Bruno Regner, Davi Anchau, Felipe Wasen

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Assemble your circuit as shown in Figures 4, 5, and 6. You can also access a Tinkercad simulation of the circuit here, where you can zoom in on the diagram for a more detailed view. Note: depending on where you purchased your breadboard, the left/right orientation of the power and ground buses may be switched.If any wires are too flexible to push into the breadboard (like the solenoid leads), use spring clips to connect them to jumper wires first. Each MOSFET has three pins: the gate, drain, and source. Each pin should go in its own row in the breadboard. Connect each MOSFET as follows:Connect the gate pin to an Arduino digital pin (pins 2 through 7 in the diagram).Connect a diode from the drain pin to +12V from your external power supply, with the stripe on the diode facing toward +12V.Connect the source pin to ground.Each solenoid has two wires, positive and negative. For each solenoid:Connect the negative wire to a MOSFET's drain pin.Connect the positive wire to +12V.Place the button so it straddles the gap in the middle of the breadboard.Connect one side of the button to +5V.Connect the other side to ground through a 10kΩ resistor.Connect the side with the resistor to an Arduino digital pin (pin 8 in the diagram).Connect power to your circuit.Make sure the entire circuit has a common ground.The Arduino GND pin should be connected to a ground bus on the breadboard.Both ground buses on the breadboard should be connected with a jumper wire.The negative wire from your external 12V power supply should be connected to a ground bus on the breadboard.Do not short-circuit 5V from your Arduino to 12V from your external power supply.Connect the 5V pin on your Arduino to one of the breadboard's power buses.Connect 12V from your external supply to the other power bus.Do not use a jumper wire to connect the two power buses. This will create a short circuit and can damage your Arduino.Breadboard diagram. Note that Tinkercad does not have solenoids, so vibration motors represent solenoids in this diagram, but the connections are the same. The benchtop power supply represents your external 12V supply.  Circuit schematic.

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Arduino-compatible microcontroller board-USB cables - Breadboard -Jumper wires-Button -10kΩ resistor- 12V power supply. Make sure the supply has enough current to power all six of your solenoids at once. For example, if your solenoids require 200mA each, then you would need at least a 1.2A supply.Make sure the plug is compatible with any adapter you buy (see next point). -5.5x2.1mm is a common size.5.5x2.1mm barrel plug (female) to screw terminal adapter -N-channel MOSFETs (6) -Mini push-pull 12V solenoids (6)- Rectifier diode, -1N4001 or similar (6)-Spring clips (6)-Additional jumper wires - Wire strippers -Craft supplies or materials to build the physical braille cell, such as:Double-sided tape or hot glue to hold the solenoids togetherCardboard or thin wood to mount the solenoids toWooden or plastic beads to use as the dots

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Ocean Bioluminescence: Investgate When and How dinoflagellates Glow

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Ocean Bioluminescence: Investgate When and How dinoflagellates Glow

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How common is bioluminescence in living organisms?

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investigate how the bioluminescence of marine dinoflagellates is affected by changes to their light-dark cycle.

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The results would be beyond what we can do, but we believe that in our work we can document how the dino flagellates without composing

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Imagine the ocean water turning bright red or seeing ocean waves glowing a beautiful blue color. Sounds impossible—but it is not! Red tides and glowing waves are caused by microscopic organisms living in the ocean called dinoflagellates. Some dinoflagellates have the ability to produce light through a process called bioluminescence. When and how do these organisms glow? In this science project, you will investigate how changing the dinoflagellate's exposure to light and dark affects its bioluminescence.

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The ocean is full of fascinating creatures. In addition to larger marine animals, there are billions of small and microscopic organisms in the sea. Many of these microorganisms are plankton, tiny plant-like organisms that float near the ocean surface. Plankton are an important food source for many small and large marine organisms. A common type of plankton are dinoflagellates, shown in Figure 1. Dinoflagellates are usually considered a type of algae and play an important role in the marine ecosystem

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Pedro Miguel, Joice, Rafaela comunello, Juliana, Maria Eduarda, Jaquiline 

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Observe the behavior of dino flagellates and observe at what times bioluminescence is produced

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Aquarium, dino flagellates, UV light and flashlight

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Will high speed winds increase or decrease the number of turns of an anemometer?

# data[].attributes.custom_properties.JVMvVgWw
In this experiment you will investigate how the speed of the wind is measured by an anemometer.

# data[].attributes.custom_properties.fwzy_mAg
On a windy day it is hard to keep your hat on! The power of the wind can even be strong enough to power large wind turbines to make electricity! In this experiment, find out how you can make your own instrument to measure the speed and power of the wind. How does it work?

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Weather is happening all around us every day. But isn't it nice to know the weather ahead of time? Suppose you have a soccer game this weekend, what is the chance of rain? When you watch the weather forecast on the local news, you are watching the results of weather data that has been gathered by a meteorologist, who will use the data to try and predict the weather.

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Luiz Betoni, Marcos, Murilo, D'alessandro 