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State of the system
It explains the state of the system by state functions or state variables and describes internal energy as a state function.
CTE Skills
IND-PTCT - Mechanical Draft Cooling Towers
Mechanical Cooling Towers can be identified by the use of fans to create airflow. An induced draft tower will have fans at the top, which pulls air through. A forced draft tower will have fans at the bottom used to force air into the...
Rock 'N Learn
Physical Science : Light And Energy
Physical Science for Kids is the fun way to learn important facts about physical science and get ready for tests. Take a fascinating journey to the Super Science Station to learn about light and energy.
Science360
Ask a Scientist – Nano expert: Saniya LeBlanc
You sent us your nano questions, and we answered! In this Ask a Scientist – Nano Edition, we join nano expert Saniya LeBlanc, from George Washington University. See more nano videos and check out our Generation Nano: Small Science,...
FuseSchool
What Does The Stomach Do
The stomach is an amazing organ. It varies in size from person to person but can contain up to 2 litres of food and liquid. The stomach is one of the organs in the digestive system. It is essentially a bag of muscle where food is kept...
Visual Learning Systems
Exploring Energy: Different Forms of Energy
Upon viewing the Exploring Energy video series, students will be able to do the following: Define energy as the ability to do work. Cite everyday examples of how energy is used to do work. Understand that kinetic energy is sometimes...
Curated Video
Erosion
This live-action video program is about erosion. The program is designed to reinforce and support a student's comprehension and retention of the term through use of video footage, photographs, diagrams and colorful, animated graphics and...
Curated Video
Airlines may have to pay cash to air travelers for delays and cancellations
New ReviewThe plan would only impact those delays that are in the control of the airlines.
Curated Video
Depot Asmara: A Story of Eritrea’s Railway | Witness
A train driver and mechanic lovingly maintain an old steam railway in Eritrea, revealing their country's past.
Curated Video
From Selfie to Self-Expression
Can a selfie be a work of art? An exhibition at London’s Saatchi Gallery – From Selfie to Self-Expression – explores the history of autoportraits over five centuries, from the great masters like Rembrandt, to van Gogh, Picasso and...
Curated Video
VP Jagdeep Dhankhar interacts with IFS trainees of the 2022 batch
Vice President Jagdeep Dhankhar on July 17 interacted with the Foreign Service Officer Trainees of the 2022 Batch at Upa-Rashtrapati Nivas. Sudesh Dhankhar, Sunil Kumar Gupta, and senior officers of the Ministry of External Affairs were...
Curated Video
Canadian engineer recycles plastic in Rio to make skateboards
Canadian mechanical engineer Arian Rayegani, who turns some of Rio de Janeiro's vast plastic waste into usable toys, hopes his factory becomes a centre for recycling innovation.
Curated Video
The toy doctor of Tehran: Family business continues despite sanctions
Giving new life to old toys has been a family business for nearly 50 years.
Press Association
Rishi Sunak visits Redcar College
Rishi Sunak speaks to BP scholars at Redcar College on the final days of the General Election campaign trail.
Bloomberg
Brexit Is a Lose-Lose Game, No Winner: Michel Barnier
Michel Barnier, the European Union's former chief Brexit negotiator, examines the post-Brexit landscape for the UK and EU on "Bloomberg Surveillance Early Edition."
Follow Bloomberg for business news & analysis, up-to-the-minute market...
Bridgeman Arts
Animated 19th century phenakistoscope with mechanical machine
Phenakistoscope c.1833, animated to create an illusion of motion.
Getty Images
Researchers And Virginia Tech Students Prepare For DARPA Robotics Challenge
Virginia Tech mechanical and electrical engineering students work all night to test the ESCHER robot the TREC (Terrestrial Robotics Engineering and Controls) Lab May 27, 2015 in Blacksburg, Virginia. Unlike many of the other 24...
Getty Images
Researchers And Virginia Tech Students Prepare For DARPA Robotics Challenge
Mechanical and electrical engineering students from Team Valor build and test the ESCHER (Electromechanical Series Compliant Humanoid for Emergency Response) they are building for the Defense Advanced Research Projects Agency (DARPA)...
Getty Images
Researchers And Virginia Tech Students Prepare For DARPA Robotics Challenge
Virginia Tech mechanical and electrical engineering students work all night to test the ESCHER robot the TREC (Terrestrial Robotics Engineering and Controls) Lab May 27, 2015 in Blacksburg, Virginia. Unlike many of the other 24...
Getty Images
Researchers And Virginia Tech Students Prepare For DARPA Robotics Challenge
Virginia Tech mechanical and electrical engineering students work all night to test the ESCHER robot the TREC (Terrestrial Robotics Engineering and Controls) Lab May 27, 2015 in Blacksburg, Virginia. Unlike many of the other 24...
Getty Images
Researchers And Virginia Tech Students Prepare For DARPA Robotics Challenge
Virginia Tech mechanical and electrical engineering students work all night to test the ESCHER robot the TREC (Terrestrial Robotics Engineering and Controls) Lab May 27, 2015 in Blacksburg, Virginia. Unlike many of the other 24...
Getty Images
Researchers And Virginia Tech Students Prepare For DARPA Robotics Challenge
Mechanical and electrical engineering students from Team Valor build and test the ESCHER (Electromechanical Series Compliant Humanoid for Emergency Response) they are building for the Defense Advanced Research Projects Agency (DARPA)...
Getty Images
Caterpillar bulldozers and soil compactors excavate soil at a building site
GLENVIEW, IL/USA - JULY 25, 2014: Caterpillar bulldozers and soil compactors excavate soil at a building site that will house new commercial and residential units. 1080p HD.