Seismometers, tiltmeters, magnetometers, and anemometers are sensors used at LIGO facilities to measure seismic waves, ground tilt, magnetic fields, and wind velocity. Seismometers detect seismic waves using a suspended magnetic mass within coils that induces a current as the coils move. Tiltmeters similarly measure tilt. Magnetometers monitor magnetic fields including from solar storms. Anemometers measure wind speed and direction. Sensors are located at various LIGO sites. Data from individual or multiple sensors can be plotted and analyzed to study earthquakes and seismic wave propagation.
This document summarizes and evaluates progress made towards achieving the "Four Pillars" of educational technology outlined in a 1994 speech by President Clinton. It finds that while access to computers and internet connectivity have improved, the goals of the pillars have still not been fully realized. Specifically:
1) The student-to-computer ratio remains high at 3.8:1, far from the goal of universal access.
2) While broadband access is near universal, internet speeds in US schools lag behind other nations.
3) Access to educational software and online resources is good but software is not fully integrated into curricula.
4) Teachers have not been sufficiently supported to implement technology in innovative, student
Estonian cuisine is closely tied to the seasons, with fresh berries, herbs and vegetables commonly eaten in summer and spring. In winter, preserved foods like jams, pickles and preserves are popular, as are traditional staples like rye bread, pork and potatoes. Barbecuing is also a popular summer activity.
This slide show contains Stephanie Reed's favorite quotes about friends, love, and life. The slide show shares meaningful quotes that are important to Stephanie across different topics like relationships and living with emotion.
The Minor Planet Center (MPC) designates and collects information about minor bodies like asteroids and comets in the solar system. Observers are encouraged to start by observing average sized objects over multiple nights using a telescope equipped with guide star catalog software. When first submitting astrometric observations, observers must report their contact information, observatory details, and initial batch of observations.
Estonia is a state located in Northern Europe that covers 45,227 square kilometers. The population of Estonia consists primarily of Estonians, a Finnic people whose official language is Estonian. Estonia is located in the Baltic region of Northern Europe.
This slide show contains Stephanie Reed's favorite quotes about friends, love, and life. The slide show shares meaningful quotes that are important to Stephanie across different topics like relationships and living with emotion.
The Minor Planet Center (MPC) designates and collects information about minor bodies like asteroids and comets in the solar system. Observers are encouraged to start by observing average sized objects over multiple nights using a telescope equipped with guide star catalog software. When first submitting astrometric observations, observers must report their contact information, observatory details, and initial batch of observations.
Estonia is a state located in Northern Europe that covers 45,227 square kilometers. The population of Estonia consists primarily of Estonians, a Finnic people whose official language is Estonian. Estonia is located in the Baltic region of Northern Europe.
Fast food can harm children's health in Estonia. While fast food may seem convenient, it often contains high amounts of sodium, fat, and calories which can lead to obesity and related health issues like high blood pressure over time. Due to increasing awareness of these risks, more people are avoiding fast food or looking for healthier alternatives. The document encourages avoiding fast food for one's health and avoiding laziness by cooking proper meals instead.
Estonian cuisine is closely linked to seasons, with fresh berries, herbs and vegetables eaten in summer and spring. In winter, preserved foods like jams, pickles and preserves are popular, as are traditional foods like rye bread, pork and potatoes. It is also common for Estonians to barbecue in the summer months.
Estonian cuisine is known for hearty, traditional dishes like mulgikapsad, a sauerkraut dish cooked with pork and barley. Another iconic dish is black pudding served with lingonberry syrup and pickled pumpkin, especially popular on Christmas Eve. Unique to Estonia is kama, a flour dish made from rye, peas, wheat and barley that is eaten with milk or yogurt. Traditional Estonian meals focus on pork, potatoes, vegetables, fish like herring, and grains.