mechanical advantage – engineering 4 kids
“Mechanical advantage – a measure of the force amplification achieved by using a tool, mechanical device or machine system. mechanical device mechanical systemIn the case of ideal mach…
metal – engineering 4 kids
“ductility – a measure of a material’s ability to undergo appreciable plastic deformation before fracture; it may be expressed as percent elongation or percent area reduction from a tensil…
money – engineering 4 kids
“Counterfeiting paper notes is easier than forging coins, especially true given the proliferation of color photocopiers and computer image scanners. Numerous banks and nations have incorporate…
New Horizons – engineering 4 kids
“spectrometer – An instrument used by chemists to measure and report the wavelengths of light that it observes. The collection of data using this instrument, a process is known as spectromet…
properties – engineering 4 kids
materials property – may be a constant or may be a function of one or more independent variables, such as temperature. Frequently used aiding in materials selection comparing benefits of one mate…
radio – engineering 4 kids
“amplitude – A measure of the height of a recurring wave in some signal, water or beam of radiation. In sound, wave amplitude corresponds with intensity — loudness or softness.antenna (plu…
radioactivity – engineering 4 kids
“What type of radiation is measured? What units are used for measurement? Virtually all Geiger counters detect Gamma and X-rays, while some models detect Alpha and Beta radiation as well.These…
That’s Engineering – engineering 4 kids
“A clock is an instrument for measuring, indicating and maintaining the time.The clock is one of the oldest human inventions, meeting the need to consistently measure intervals of timeHow Did…
Scientific Method – engineering 4 kids
“Scientific method – ways to investigate phenomena, get new knowledge, correct errors and mistakes, and test theories. a method or procedure that has characterized natural science since t…
satellite – engineering 4 kids
“Landsat 8 – launched on February 11, 2013. The Landsat Program provides the longest continuous space-based record of Earth’s land in existence. Since 1972, Landsat satellites have collect…
sensor – engineering 4 kids
“Sensor – (also called detector) is a converter that measures a physical quantity and converts it into a signal which can be read by an observer or by an (today mostly electronic) instrument…
stethoscope – engineering 4 kids
“Stethoscope – a medical device for listening to the internal sounds of an animal or human body. It is often used to listen to lung and heart sounds. It is also used to listen to intestines…
testing – engineering 4 kids
“Non-destructive testing – Ultrasound measurements are among the most frequently applied technologies in non-destructive testing. The principle is similar to the echolocation that bats use t…
temperature – engineering 4 kids
“Temperature – a measure of the movements (vibration) of the molecules inside a thing. If the thing has a high temperature, it means the average speed of its molecules is fast. A thing may h…
thermodynamics – engineering 4 kids
“Entropyis a measure of the random activity in a system. The entropy of a system depends on your observations at one moment. How the system gets to that point doesn’t matter at all. If it to…
torque – engineering 4 kids
“Torque is the tendency of a force to rotate an object about an axis, fulcrum, or pivot. Torque is a measure of the turning force on an object. For example, pushing or pulling the handle of a…
torque wrench – engineering 4 kids
Torque wrench – a tool used to precisely apply a specific torque to a fastener such as a nut or bolt. It is usually in the form of a socket wrench with special internal mechanisms. A torque wrenc…
toilet – engineering 4 kids
“Once the modifications have been worked out, the revised toilet system is designed and built. The design is tested and measured to determine if the changes are having the desired effect. Has…
UAV unmanned aerial vehicle – engineering 4 kids
“Disposable Drones Will Collect Data by Surfing Along with Hurricanes – These robots, made of carbon fiber, are just six inches long and don’t weigh much more than an iPod Nano. Hardware o…
vehicle emissions – engineering 4 kids
“reduce the emission of harmful gases and particle air pollutants? Which pollutants are the most harmful? What can be measured and controlled? ” What technologies are improving the air qu…