Do Astronauts weigh less on moon? For example, the gravitational field strength of the Moon is 1.6 N/kg. This means that for each kilogram of mass, an object will experience 1.6 N of force. Therefore, an astronaut will weigh less on the Moon than they do on the Earth. Weight is a non-contact force because […]
What is the advantage of fluoroscopy?
What is the advantage of fluoroscopy? What are the benefits and risks of fluoroscopy? Medical imaging tests such as fluoroscopy are non-invasive procedures that allow doctors to diagnose diseases and injuries. These tests can help doctors: Obtain a better view of organs, blood vessels, tissues and bones. How do I prepare for fluoroscopy? How to […]
How hot is red hot Nichrome wire?
How hot is red hot Nichrome wire? The Type A Nichrome Wire has a high temperature range up to 1150°C or 2100°F. Why does Nichrome wire heat up? Answer. Nichrome due to its high resistivity does not allow the electric energy easily to pass through it. This electrical energy is changed into heat energy. So […]
What is the pathway light takes through the eye?
What is the pathway light takes through the eye? Light enters the eye through the cornea. This is the clear, dome-shaped surface that covers the front of the eye. From the cornea, the light passes through the pupil. The iris, or the colored part of your eye, controls the amount of light passing through. How […]
What best describes why a machine is useful?
What best describes why a machine is useful? Answer: “A machine can decrease either the input force or the input distance needed to do a given amount of work” is the best statement that describes why a machine is useful. What is the advantage of a single pulley? In the single fixed pulley, only one […]
What are the characteristics of prose?
What are the characteristics of prose? Prose Follows natural patterns of speech and communication. Has a grammatical structure with sentences and paragraphs. Uses everyday language. Sentences and thoughts continue across lines. What are the similarities and differences between prose and poetry? Difference Between Prose and Poetry Prose Poetry Written in sentences and paragraphs Written in […]
What is the best method of irrigation for agriculture?
What is the best method of irrigation for agriculture? Sprinkler or drip irrigation are preferred above surface irrigation on steeper or unevenly sloping lands as they require little or no land levelling. An exception is rice grown on terraces on sloping lands. Climate: Strong wind can disturb the spraying of water from sprinklers. Why is […]
What metal makes the best spring?
What metal makes the best spring? Different Metals for Different Springs Stainless Steel. Commonly used for springs, this material is ideal for settings where higher corrosion or heat resistance is a necessity. High Carbon Steels. This is also an extremely popular alloy used in the manufacture of springs. Nickel Alloys. Can aluminum be used as […]
What is the importance of uncertainties?
What is the importance of uncertainties? Measurement uncertainty is critical to risk assessment and decision making. Organizations make decisions every day based on reports containing quantitative measurement data. If measurement results are not accurate, then decision risks increase. Selecting the wrong suppliers, could result in poor product quality. What does a time of uncertainty mean? […]
How can you see a sound wave?
How can you see a sound wave? You can see sound waves when a microphone is connected to an oscilloscope. A microphone changes the sound waves into an electrical signal. The oscilloscope then shows what these electrical waves look like. What moves the pieces of salt on top of the speaker when the music is […]