The document analyzes the effect of adding dimples to the surface of an airfoil wing. It discusses how dimples can delay flow separation and transition the boundary layer from laminar to turbulent, reducing pressure drag. The study models a wing with and without dimples using design software to analyze lift and drag at different angles of attack. The results show that a wing with dimples has an increased critical angle of stall and variations in lift and drag compared to a smooth wing. Future work could include building prototypes to validate the numerical analysis.
A empresa de tecnologia anunciou um novo produto revolucionário que usa inteligência artificial para automatizar tarefas domésticas. O dispositivo pode limpar, cozinhar e cuidar de crianças, substituindo o trabalho humano. Alguns grupos expressaram preocupações sobre a segurança e impacto no emprego, mas a empresa afirma que o produto trará mais tempo livre e conveniência para as famílias.
El documento describe los beneficios y riesgos del uso de Internet en instituciones educativas. Entre los beneficios se encuentran que facilita el trabajo en grupo, el aprendizaje de estudiantes enfermos que no pueden asistir a clase, y permite que los padres supervisen el progreso académico de sus hijos. Los riesgos incluyen la adicción, fraude cibernético, ciberacoso, grooming, sexting y acceso a contenido inapropiado.
How to Find a Mentor as an Entrepreneur by Geoffrey ByruchGeoffrey Byruch
The document provides tips for finding a mentor as an entrepreneur. It recommends looking for someone with more experience who can guide you and help you avoid mistakes. The ideal mentor should be available with their time, provide honest advice even if critical, and actively support your growth and success as an entrepreneur. Having an experienced mentor can help shape your thinking and navigate challenges in building a business.
This document discusses copyright issues related to using course management systems like Blackboard. It outlines the principles of fair use and how the TEACH Act provides exemptions for educational use of copyrighted materials online without permission. It analyzes whether several scenarios involving use of films, photographs, textbooks, and journal articles on Blackboard would be permissible or not according to fair use and TEACH Act guidelines.
District is an upscale coworking space in Manhattan's NoMad neighborhood that serves startups, freelancers, and small businesses. It aims to build a global brand connecting companies, entrepreneurs, investors, and resources. As a partner, companies can sponsor District's events, classes, and spaces to promote their brand and services to District's network of professionals and find new clients. Partnerships range from sponsoring individual events to developing customized programming, and District can help partners identify and nurture business leads.
The document analyzes the effect of adding dimples to the surface of an airfoil wing. It discusses how dimples can delay flow separation and transition the boundary layer from laminar to turbulent, reducing pressure drag. The study models a wing with and without dimples using design software to analyze lift and drag at different angles of attack. The results show that a wing with dimples has an increased critical angle of stall and variations in lift and drag compared to a smooth wing. Future work could include building prototypes to validate the numerical analysis.
A empresa de tecnologia anunciou um novo produto revolucionário que usa inteligência artificial para automatizar tarefas domésticas. O dispositivo pode limpar, cozinhar e cuidar de crianças, substituindo o trabalho humano. Alguns grupos expressaram preocupações sobre a segurança e impacto no emprego, mas a empresa afirma que o produto trará mais tempo livre e conveniência para as famílias.
El documento describe los beneficios y riesgos del uso de Internet en instituciones educativas. Entre los beneficios se encuentran que facilita el trabajo en grupo, el aprendizaje de estudiantes enfermos que no pueden asistir a clase, y permite que los padres supervisen el progreso académico de sus hijos. Los riesgos incluyen la adicción, fraude cibernético, ciberacoso, grooming, sexting y acceso a contenido inapropiado.
How to Find a Mentor as an Entrepreneur by Geoffrey ByruchGeoffrey Byruch
The document provides tips for finding a mentor as an entrepreneur. It recommends looking for someone with more experience who can guide you and help you avoid mistakes. The ideal mentor should be available with their time, provide honest advice even if critical, and actively support your growth and success as an entrepreneur. Having an experienced mentor can help shape your thinking and navigate challenges in building a business.
This document discusses copyright issues related to using course management systems like Blackboard. It outlines the principles of fair use and how the TEACH Act provides exemptions for educational use of copyrighted materials online without permission. It analyzes whether several scenarios involving use of films, photographs, textbooks, and journal articles on Blackboard would be permissible or not according to fair use and TEACH Act guidelines.
District is an upscale coworking space in Manhattan's NoMad neighborhood that serves startups, freelancers, and small businesses. It aims to build a global brand connecting companies, entrepreneurs, investors, and resources. As a partner, companies can sponsor District's events, classes, and spaces to promote their brand and services to District's network of professionals and find new clients. Partnerships range from sponsoring individual events to developing customized programming, and District can help partners identify and nurture business leads.
Physostomous fish have a pneumatic duct connecting their esophagus to their swim bladder, allowing them to gulp air and inflate it. Physoclistous fish lack this duct and instead use blood vessels and muscles to adjust gas levels in their swim bladder, controlling their depth without surfacing. Gars have an especially puckered swim bladder lining that acts as an auxiliary respiratory organ when dissolved oxygen levels are low, enabling them to gulp air. Lungfish have a branched pneumatic duct leading to two swim bladders that function as lungs. Tetrapod lungs evolved from these and are folded into alveoli to further increase surface area for gas exchange.
The document provides information about Kurdish demographics, history, culture, food, dress, holidays, and religion. It notes that there are between 30-35 million Kurds worldwide, with over half living in Turkey. The Kurdish culture can be traced back 8,000 years to Mesopotamia. Traditional Kurdish food includes lamb, rice, meat and vegetable pies, and salads. Women traditionally wear long, colorful dresses and headscarves while men wear baggy trousers. Major holidays include the spring celebration of Noruz lasting 13 days and religious holidays such as Ramadan and Christmas. The majority religion is Sunni Muslim.
This document provides an overview of wine, including:
- The two main types of grapes used in wine production are white and black/red grapes.
- Major wine producing countries include Italy, France, Spain, US, Argentina, Australia.
- Key factors that influence wine quality are grape variety, climate, weather, soil type, and production methods.
- Popular noble grape varieties used to make outstanding wines include Riesling, Chardonnay, Cabernet Sauvignon, and Pinot Noir.
- The winemaking process involves fermenting crushed grapes, with white wine separating skins early and red wine retaining skins for color and tannins.
Este documento define el término "cosmovisión" y explica su significado. Una cosmovisión es una visión crítica del mundo que intenta desentrañar el sentido profundo de las cosas y la vida humana. Implica preguntarse sobre el origen, misión y destino de la existencia humana en el universo. Una cosmovisión cristiana, en particular, cuestiona el sentido del universo a la luz de la verdad revelada en Cristo y compromete al hombre a construir una sociedad más justa.
Physostomous fish have a pneumatic duct connecting their esophagus to their swim bladder, allowing them to gulp air and inflate it. Physoclistous fish lack this duct and instead use blood vessels and muscles to adjust gas levels in their swim bladder, controlling their depth without surfacing. Gars have an especially puckered swim bladder lining that acts as an auxiliary respiratory organ when dissolved oxygen levels are low, enabling them to gulp air. Lungfish have a branched pneumatic duct leading to two swim bladders that function as lungs. Tetrapod lungs evolved from these and are folded into alveoli to further increase surface area for gas exchange.
The document provides information about Kurdish demographics, history, culture, food, dress, holidays, and religion. It notes that there are between 30-35 million Kurds worldwide, with over half living in Turkey. The Kurdish culture can be traced back 8,000 years to Mesopotamia. Traditional Kurdish food includes lamb, rice, meat and vegetable pies, and salads. Women traditionally wear long, colorful dresses and headscarves while men wear baggy trousers. Major holidays include the spring celebration of Noruz lasting 13 days and religious holidays such as Ramadan and Christmas. The majority religion is Sunni Muslim.
This document provides an overview of wine, including:
- The two main types of grapes used in wine production are white and black/red grapes.
- Major wine producing countries include Italy, France, Spain, US, Argentina, Australia.
- Key factors that influence wine quality are grape variety, climate, weather, soil type, and production methods.
- Popular noble grape varieties used to make outstanding wines include Riesling, Chardonnay, Cabernet Sauvignon, and Pinot Noir.
- The winemaking process involves fermenting crushed grapes, with white wine separating skins early and red wine retaining skins for color and tannins.
Este documento define el término "cosmovisión" y explica su significado. Una cosmovisión es una visión crítica del mundo que intenta desentrañar el sentido profundo de las cosas y la vida humana. Implica preguntarse sobre el origen, misión y destino de la existencia humana en el universo. Una cosmovisión cristiana, en particular, cuestiona el sentido del universo a la luz de la verdad revelada en Cristo y compromete al hombre a construir una sociedad más justa.
1. ΦΥΛΛΟ ΕΡΓΑΣΙΑΣ
3η Ομάδα
Προστασία του λύκου
ΑΣΚΗΣΕΙΣ
Άσκηση 1η
: Συμπλήρωσε την ακροστοιχίδα με τις γνώσεις που απέκτησες!
_ _ _ _ _ _ _ _ _ Ένας διεθνής οργανισμός προστασίας λύκων.
_ _ _ _ _ _ Τί πάτησε ο Λουκάς ο λύκος και δηλητηριάστηκε;
_ _ _ _ _ Πού μπορεί να ζει ένας λύκος;
_ _ _ _ _ _ _ _ _ Όσον αφορά την τροφή του, σε ποιό είδος ανήκει;
_ _ _ _ _ _ _ _ _ Όσον αφορά τον τρόπο που γεννάει, τί είδος είναι;
_ _ _ _ _ _ _ _ _ Από ποιούς κινδυνεύουν περισσότερο;
_ _ _ _ _ Πώς λέγεται η ομάδα που ζει ένας λύκος;
Άσκηση 2η
: Σημειώστε ποιές προτάσεις πιστεύετε πως είναι λάθος και ποιές σωστές.
Ένας λύκος ζει σε πεδιάδες.
Ο λύκος δεν αντιμετωπίζει κινδύνους γιατί είναι πολύ δυνατό ζώο
Ένας λύκος ζει σε αγέλη.
Υπάρχει μόνο αρσενικός λύκος και όχι θηλυκός.
Ζουν σε περιοχές που δεν υπάρχει έντονη ανθρώπινη παρουσία.
Ένας λύκος τρέχει έως και 45 χλμ/ώρα.
Άσκηση 3η
: Βρες τις κρυμμένες λέξεις στο κρυπτόλεξο!
1. Ένας λύκος βρίσκεται σε ...... και όχι πεδινό συγκρότημα.
2. Τρέφονται με ...
3. Ζούνε σε ομάδα που ονομάζεται...
4. ...... πάρα πολύ γρήγορα
5. Οι λύκοι πλέον είναι ζώα προς .......
6. Πολλοί βρίσκονται βόρεια αυτού του νομού.
7. Άνθρωποι που ασχολούνται με αυτό, τους πιάνουν για θηράματα.
2. Π Β Σ Κ Ο Ρ Ε Ι Ν Ο Ψ Ο Ε
Χ Φ Ω Ο Κ Ι Ω Ξ Ι Τ Η Θ Ζ
Ι Ζ Θ Υ Ε Σ Φ Θ Υ Ζ Φ Ξ Θ
Κ Υ Ν Η Γ Ι Β Ο Ι Ω Τ Ι Α
Ρ Ι Φ Θ Ε Ζ Φ Ρ Τ Ρ Φ Τ Γ
Ε Ξ Ω Γ Ρ Κ Ζ Ι Ω Ω Ξ Κ Ε
Α Ζ Ε Ξ Σ Δ Ο Ρ Κ Σ Τ Η Λ
Σ Θ Υ Ο Ε Ξ Α Φ Α Ν Ι Σ Η
Α Η Γ Μ Β Ι Ε Μ Ι Α Δ Ω Τ
Ε Σ Ο Φ Λ Τ Θ Υ Ν Β Υ Φ Ζ
Δ Π Ξ Ε Θ Τ Ρ Ε Χ Ο Υ Ν Θ
ΔΡΑΣΤΗΡΙΟΤΗΤΕΣ
Δραστηριότητα 1η
: Στις ορεινές περιοχές της Ελλάδας πολλοί κάτοικοι (κυρίως
αγρότες και κτηνοτρόφοι) είναι εναντίον της προστασίας των λύκων.
α) Γιατί πιστεύετε ότι συμβαίνει αυτό;
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3. β) Ποιά είναι η δική σας άποψη;
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Δραστηριότητα 2η
:Υποθέστε ότι είστε εθελοντές στο καταφύγιο του Αρκτούρου και
θέλετε να ενημερώσετε το κοινό για τις πιο σημαντικές σας δράσεις. Δημιουργήστε
μια αφίσα για το σκοπό αυτό η οποία θα τοποθετηθεί στην είσοδο του καταφυγίου.
Δραστηριότητα 3η
: Αποφασίσατε να ενημερώσετε τους μαθητές του σχολείου σας
για τον λύκο ως προστατευόμενο ζώο. Κατασκευάστε φυλλάδια τα οποία θα
μοιράσετε στο διάλειμμα.
Διευθύνσεις που θα σας βοηθήσουν να βρείτε πληροφορίες που χρειάζεστε σχετικά
με τον λύκο:
• http://www.arcturos.gr/animals/lykos/
• http://www.adespoto.gr/index.php?
option=com_content&view=article&id=2537:florina-katafygio-lykon-apo-ton-
arktoyro&catid=35:generalnews&Itemid=67
• https://el.wikipedia.org/wiki/%CE%93%CE%BA%CF%81%CE%AF%CE
%B6%CE%BF%CF%82_%CE%BB%CF%8D%CE%BA%CE%BF%CF%82
• http://www.callisto.gr/lykos.php
• http://www.gpeppas.gr/thireftes/lykos/lykos.html
http://diaviosi.blogspot.gr/2013/11/Lykos-ellada.html