Sea stars - PowerPoint PPT Presentation

Delve into the fascinating world of the sun, our galaxy, and the vast expanse of space. Learn about the sun being a star at the center of our solar system, the planets orbiting it, the diversity of stars in the universe, and the Milky Way galaxy that we call home. Discover Proxima Centauri, our clos

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Neutron stars, initially proposed in 1933, have been the subject of various discoveries and studies. They are characterized by their unique properties such as compactness, high density, rapid spinning, and strong magnetic fields. Neutron stars are predominantly composed of neutrons, with other parti

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HR diagrams, named after astronomers Hertzsprung and Russell, depict stars' properties and relationships. The main sequence in the diagram shows where stars lie while fusing hydrogen to helium in their core. Learn about different types of stars and their positions on the diagram. Explore the signifi

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Learn about stars, distinguish between apparent and absolute magnitude, compare luminosities and distances of different stars, analyze black body spectrum in cosmic microwave background radiation, understand evidence supporting the Big Bang model, and describe characteristics of red supergiant stars

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White dwarf stars are the remnants of burned-out stars, with cores composed of carbon and oxygen. They have various sizes and densities, with the mass of the sun but a radius similar to Earth. These celestial objects showcase the fascinating evolution and gravitational forces in the universe.

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Sexual exploitation and abuse (SEA) in humanitarian settings involves acts of gross misconduct by workers, including abuse of power for sexual purposes and engaging in sexual activities with minors. Six core principles guide the prevention of SEA, emphasizing the prohibition of sexual relationships

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Amid the COVID-19 crisis, the risks of Sexual Exploitation and Abuse (SEA) are heightened, impacting vulnerable populations. It is crucial for humanitarian actors to uphold existing PSEA commitments and systems. SEA violates fundamental human rights, undermines trust, and has severe consequences for

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The Safe Stars Initiative is a safety recognition program for youth sports organizations, aiming to standardize safety measures to protect young athletes. It offers Gold, Silver, or Bronze designations and addresses important injury topics like concussions, sudden cardiac arrest, emergency action pl

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STEM STARS Institute focuses on enhancing science and math education for preK-12 students in the Deep South through innovative teacher residency programs. Supported by a National Science Foundation grant, the initiative aims to provide certified instructors to students in Arkansas, Mississippi, and

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Matariki, the cluster of stars, holds cultural importance in Aotearoa during this time of the year. As the tohunga, recognizing these seven stars and understanding the various ways to organize and locate Matariki is essential. It rises just before dawn, and identifying it involves looking for specif

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Exploring the fascinating realm of neutron stars through astronomical observations and the implications for equations of state (EOS). Delve into the mysteries of neutron star properties, measurement results from projects like PREX/CREX, and the significance of NS masses, tidal deformabilities, and r

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Snow on sea ice plays a crucial role in Earth System Models, affecting sea ice growth and atmospheric temperatures. While observational studies are limited, ongoing research aims to improve modeling accuracy by incorporating snow-ice interactions. Large-scale studies highlight the importance of Arct

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The HELCOM.BLUES project focuses on biodiversity, litter, underwater noise, and regional measures for the Baltic Sea. It aims to enhance regional capacity for developing effective measures to maintain a healthy marine environment. The project involves a consortium of 14 partners and over 7 subcontra

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Lt. Col. Alessio Canessa from Aeronautica Militare provides insights on the predictability of weather, wind forecasts, and safety impacts for the start of the 41st Rolex Middle Sea Race Malta 2020. Uncertainty of predictions and the 7-day weather forecast for sailing conditions are discussed, highli

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This informative piece delves into the evolution of Near-Surface Sea Temperature (NSST) within the NCEP GFS/CFS, discussing its significance in Numerical Weather Prediction (NWP) systems, the utilization of sea surface temperature (SST), and the T-profile near the sea surface. It covers the role of

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Sea cucumbers, a valuable delicacy in Asian cuisine, have been harvested in Fiji for centuries due to their rich nutritional profile and health benefits. This study investigates the effects of different harvest and post-harvest processing methods on the quality of bche-de-mer, a dried form of sea cu

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Explore poetry with activities including reading "How to Catch a Star," creating adjectives to describe stars, analyzing the poem "Night and Stars," and watching poetry performances by Michael Rosen. Engage in storytelling, descriptive writing, and speaking exercises related to stars and the night s

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Metal-rich field RR Lyrae (RRab) stars, distinct from cluster RR Lyrae stars, play a significant role in Galactic evolution due to their unique characteristics. With periods around 0.4 to 1 day, these old stars with sawtooth light curves are found to have a disk-like distribution and kinematics. The

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The Baltic Sea North Sea MSDI Working Group report presents the group's history, current dormant state, and plans for the future. Following low activity in recent years, discussions among members concluded that the group may no longer add value to international work on MSDI. The group is set to rema

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The Caspian Sea Basin is facing numerous consequences of climate change, including temperature and precipitation variations, sea level fluctuations, regional land degradation, changes in sea ice extent, and increased vulnerability to flooding. Various countries in the region are experiencing differe

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Explore the fascinating marine world through images from the Deep Blue Sea Science Olympiad 2014. Identify sea turtles, creatures, fish, and more. Test your knowledge with fun quiz questions about marine life. Learn about tunicates, manatees, leatherback sea turtles, and their diets in this engaging

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Explore the pioneering work of SEA Electric, a Victorian automotive technology company leading the charge in developing efficient 100% electric vehicle drivetrains for commercial use. With their SEA-DriveTM technology and exclusive models, SEA Electric is spearheading the transition towards sustaina

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Sea bass stock structure remains uncertain in IVbc, VIIa, and VIId-h with total landings advised to be below 1,155 t. The stock faces challenges such as slow growth, late maturation, and vulnerable spawning aggregations. Urgent management action is needed to reduce fishing mortality and prevent furt

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The Hertzsprung-Russell Diagram is a tool that plots the luminosity or absolute magnitude of stars against their surface temperatures, revealing distinct groups that represent stages in the stars' life cycles. Apparent magnitude measures how bright a star appears from Earth, while absolute magnitude

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Researchers like C. J. Horowitz and Kwing-Lam Leung are exploring the effects of dark matter, scalar fields, and ultra-light dark matter on compact stars like neutron stars. Methods involve calculating tidal love numbers, using energy-momentum tensors, and studying equilibrium solutions. The study a

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Investigate the interaction of dark matter within neutron stars, comprising approximately 25% of the universe's total matter. The nature of dark matter assumptions, its distribution within neutron stars based on fermionic or bosonic properties, and the implications for self-interacting fermionic and

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The STARS (Successfully Teaching AstRonomy in Schools) Project, funded by Erasmus+ Programme, aims to provide innovative astronomy education resources for teachers through a training program and online platform. With modules covering topics from constellations to observatories, the project offers th

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Dive into the world of the short story "Mary Moon and the Stars" by Janice Galloway as we explore the character of Mary Moon, her fascination with the stars, themes of bullying, neglect, and friendship. Delve into the informal language used, the caring and unsupportive nature of the narrator, and th

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Animals in the Kingdom Animalia have diverse characteristics and are classified into different phyla based on specific traits and features. This includes Porifera (sponges), Cnidaria (jellyfishes), Platyhelminthes (flatworms), Nematoda (roundworms), Annelida (earthworms), Mollusca (snails, octopus),

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Discover the mesmerizing realm of astronomy through a journey into various types of stars, including giant, supergiant, white dwarf, brown dwarf, and neutron stars. Learn about blue giants, red supergiants, white dwarfs, brown dwarfs, neutron stars, and pulsars. Explore the concept of supernovae, th

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The Baltic Sea, located in Northern Europe, is a unique body of water known for its brackish nature and rich biodiversity. Stretching across various regions and basins, the sea is home to numerous islands and archipelagos, each adding to its charm and beauty. Discover the geophysical data, coastal t

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Explore the Project STARS initiative funded by the Erasmus+ Programme, focusing on teaching astronomy in schools. This project offers training programs, methodological handbooks, online platforms, and modules covering topics like celestial bodies' motion, Newton's law of gravitation, and more. Teach

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Dive into the world of sea turtles with the Sea Turtle Project Introduction Studios. Discover the importance of protecting these endangered creatures, learn about the risks they face from plastic pollution, and explore ways to help safeguard their habitats. Stunning visuals and informative slides pr

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Researchers at the National Snow and Ice Data Center, University of Colorado, are working on reconstructing sea ice extent using data from the 1960s Nimbus series satellites. By digitizing and processing old satellite data, they aim to extend sea ice records back to 1964, potentially adding 16 more

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Exploration of sea level changes over the last 1,000,000 years through research and data, including the post-glacial maximum sea level, exposed continental shelf during the last ice age, and rising sea level as ice caps melted. The analyses provide insights into the dynamics of sea level fluctuation

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Sea ice characterization and validation process for cryosphere products involve three stages of validation maturity. It includes evaluating algorithm performance, analyzing required inputs, conducting quality flag analysis, and documenting error budget. The team members consist of experts from vario

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Stars are fundamental celestial objects that burn matter through nuclear fusion, revealing critical physical properties such as temperature, luminosity, and composition. This lecture explores the magnitude system, color-magnitude diagrams, and the concept of brightness in stars. Understanding stars

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The Maldives, a group of coral islands in the Indian Ocean, faces imminent threats from rising sea levels. With 80% of its islands less than 1m above sea level, 360,000 citizens might need to evacuate in the next 100 years. The impacts include forced migration, economic decline, and environmental de

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The research highlights the increasing threat of higher sea levels and coastal flooding in New York City, exemplified by Hurricane Sandy. It discusses observed sea level rise trends, top coastal storm floods, and climate change projections. Initiatives like the New York City Panel on Climate Change

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Wolf-Rayet (WR) stars are evolved, massive stars with their outer hydrogen envelopes stripped away, leading to strong stellar winds. Understanding these nitrogen-rich, carbon-rich, and oxygen-rich WR stars is crucial in unraveling their formation and contribution to nebula creation. This research de

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