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Inventions
Find questions about how different mechanisms originated and the people who came up with the ideas and put them into reality.
42,133 Questions
Why does Scotch Tape glow in the dark?
As far as I know scotch tape doesn't truly "glow" in the dark without movement. What it does do is release light, AND x-rays, when pulled apart. There are some things that are still unknown about this process, but the basic reasoning is this.
Whenever a bond is broken energy is released. Scotch tape forms a type of chemical interaction (Van der Waals) with the surface it is bound to, and when you break this by pulling on it some of these connections are broken. Every so often it has the right strength to cause the release of quanta in the right spectrum to cause visible light.
http://www.nature.com/news/2008/081022/full/news.2008.1185.html
http://www.ehow.com/how-does_4744732_tape-stick.html
Who plays demetri in new moon?
The character of Demetri in the film "New Moon" is played by actor Charlie Bewley.
What are the discoveries of camp century Greenland?
Camp Century in Greenland was a US military base built in the 1950s as part of Project Iceworm, which aimed to deploy nuclear missiles against the Soviet Union. The camp was abandoned in 1967 due to ice movement, which covered the base and made it difficult to maintain. Research and drilling at Camp Century led to pioneering studies on ice core samples that provided insights into past climate conditions.
When was the Hippometer invented?
it was invented in 1826 when a man needed to measure his horse for a contest.
What inventions were made for space travel?
Some key inventions made for space travel include the rocket, spacesuit, artificial satellites, and reusable spacecraft like the Space Shuttle. Other notable advancements include technologies for life support systems, robotic probes, and communication satellites. These inventions have been crucial for advancing our understanding of space and enabling human exploration beyond Earth.
Direction a sundial should face?
A sundial should face south in the northern hemisphere and north in the southern hemisphere to accurately cast a shadow that can be used to tell the time. This ensures that the sundial receives the most sunlight throughout the day.
Why did roger bacon invent the magnifying glass?
Roger Bacon is often credited with improving the design of the magnifying glass, as he saw its potential for aiding in scientific observation and experimentation. By using a lens to magnify objects, Bacon believed that scientists could better understand the natural world and make new discoveries. This invention played a role in the development of optics and eventually led to the creation of the microscope and telescope.
The cat's eye road reflector was invented by Percy Shaw in 1934 in the United Kingdom. Shaw developed the idea after noticing how a cat's eyes reflected light at night, which inspired him to create a road safety device to improve visibility for drivers.
Who was the first person to create glass?
The first glass was probably made about 2500 before the Common Era, or B.C.E., by the Mesopotamians..A thousand years later (around 1500 B.C.E.), Egyptians, Egyptians were probably the first people to create glass vessels such as bottles, and this was a long and difficult process.
Pilocarpine is an alkaloid mainly used for the treatment of glaucoma. While it has been in use for over 100 years, it does not have a creator listed.
The invention of the light box is attributed to the American graphic designer Arnold Roth. He created the first light box in the 1960s to aid in tracing and editing artwork. Today, light boxes are commonly used by artists, photographers, and designers to backlight images for tracing or viewing slides.
Describe the relationship between what you see through the eyepiece and what you see on the stage?
What you see through the eyepiece is a magnified view of the specimen on the stage. The eyepiece magnifies the image produced by the objective lens, allowing for a closer, more detailed observation of the specimen on the stage.
Who invented the first solar collector and when?
Horace de Saussure invented a solar oven in 1767, which collected the heat of the sun and used it to cook food.
The Inventions and Inventors of the 1950's?
Some notable inventions and inventors of the 1950s include the credit card (invented by Frank McNamara), the first successful organ transplant (Dr. Joseph E. Murray), the first video tape recorder (Charles Ginsburg), and the first solar cell (Gerald Pearson, Daryl Chapin, and Calvin Fuller). Additionally, Jonas Salk developed the polio vaccine in the 1950s, significantly impacting public health.
There are various types of lights, including incandescent, fluorescent, LED, and halogen lights. Each type serves different purposes and has distinct characteristics like energy efficiency, color temperature, and lifespan.
What is the diameter of the Texas Star ferris wheel?
The diameter of the Texas Star ferris wheel is 212 feet.
Did Joseph swan invent the light bulb?
Joseph Swan and Thomas Edison both independently invented and developed the incandescent light bulb around the same time in the late 19th century. Edison is often credited with the invention of the practical light bulb due to his successful commercialization and widespread adoption of the technology. Swan's work also significantly contributed to the development of the light bulb.
What is a polar satellite State two uses of a polar satellite?
A polar satellite is a type of satellite that orbits the Earth in a north-south direction, passing over both poles. Two uses of polar satellites are weather forecasting, as they can provide global coverage of weather patterns, and environmental monitoring, such as tracking changes in ice caps and studying climate change.
When was the navigational compass invented?
The first compass was invented around 247 B.C. in China and by the eleventh century it was used for navigation. In medieval Europe around 1300 the dry compass was invented and was replaced by the liquid filled magnetic compass in the early twentieth century. A compass is a navigational instrument which is used for determining the direction related to the Earth's magnetic poles......by shaheer iqbal
When was the stereoscope invented?
The stereoscope was invented in 1838 by Sir Charles Wheatstone. It was designed to create a three-dimensional effect by presenting two slightly different images to each eye.
A candle clock consists of markings along the length of a candle, with each marking representing a specific unit of time. As the candle burns, the wax melts and the flame moves down the candle. When the flame reaches a specific marking, it indicates that amount of time has passed. The rate at which the candle burns can be used to estimate the passage of time.
When did Torricelli invent the anemometer?
Evangelista Torricelli did not invent the anemometer; however, the first known description of an anemometer was by Leon Battista Alberti in the 15th century. Torricelli did invent the mercury barometer in the 17th century, which measures atmospheric pressure.
The Osborne 1 was invented by Adam Osborne, a British-American entrepreneur and computer pioneer. Released in 1981, the Osborne 1 was one of the first commercially successful portable computers.
Where did Robert H Goddard live?
He was born and raised in Worcester Mass. Also lived in New Mexico.
He was born and raised in Worcester Mass. Also lived in New Mexico.
He was born and raised in Worcester Mass. Also lived in New Mexico.
He was born and raised in Worcester Mass. Also lived in New Mexico.
He was born and raised in Worcester Mass. Also lived in New Mexico.
He was born and raised in Worcester Mass. Also lived in New Mexico.
