Is the tendency to perceive an object as being just as bright in varying amounts of light? Brightness constancy is the tendency to perceive objects as a certain level of brightness, even when the light changes. The Gestalt psychologists developed several principles of perception that involve interpreting patterns in visual stimuli. Which of the following […]
What is meant by forced vibrations?
What is meant by forced vibrations? Forced vibration is a type of vibration in which a force is repeatedly applied to a mechanical system. Forced vibration is when an alternating force or motion is applied to a mechanical system, for example when a washing machine shakes due to an imbalance. What are forced vibrations give […]
What type of radiation does a Geiger counter detect?
What type of radiation does a Geiger counter detect? gamma radiation What are three devices used to detect radiation? To address these problems, scientists have developed the following four major types of instruments to detect and identify radioactive materials and ionizing radiation: Personal Radiation Detector (PRD) Handheld Survey Meter. Radiation Isotope Identification Device (RIID) Radiation […]
When you are driving on an expressway The greatest danger is?
When you are driving on an expressway The greatest danger is? When you are driving on an expressway, you must remember that the greatest danger on the expressways is Rear end collisions. When you are driving a motor home and are following? The two-second rule applies to any speed in good weather and road conditions. […]
How does mRNA affect gene expression?
How does mRNA affect gene expression? According to the central dogma of molecular biology this conversion occurs via transcription to generate mRNA followed by translation to produce the gene product, usually a protein. The result of the total sum of expressed genes in an organism manifests the phenotype of the individual organism. How is mRNA […]
How do you know if vectors are orthonormal?
How do you know if vectors are orthonormal? Definition. A set of vectors S is orthonormal if every vector in S has magnitude 1 and the set of vectors are mutually orthogonal. The set of vectors { u1, u2, u3} is orthonormal. Proposition An orthogonal set of non-zero vectors is linearly independent. How do you […]
What are the 5 properties of waves?
What are the 5 properties of waves? The 5 Wave Properties Wave properties are elements we can measure for ANY wave. These properties are: amplitude, wavelength, frequency, period, and velocity. Practice Problem: Solution posted at the bottom of the page! Wavelength: Practice Problem: See solution at the bottom of the page! What is the relationship […]
What is origin of force?
What is origin of force? 1300, “physical strength,” from Old French force “force, strength; courage, fortitude; violence, power, compulsion” (12c.), from Vulgar Latin *fortia (source also of Old Spanish forzo, Spanish fuerza, Italian forza), noun use of neuter plural of Latin fortis “strong, mighty; firm, steadfast; brave, bold” (see fort). What is another name for […]
What is mica chemical formula?
What is mica chemical formula? Mica Category Phyllosilicates Formula (repeating unit) AB2–3(X, Si)4O10(O, F, OH)2 Identification Color purple, rosy, silver, gray (lepidolite); dark green, brown, black (biotite); yellowish-brown, green-white (phlogopite); colorless, transparent (muscovite) What is the formula of mica? Muscovite PubChem CID 92027383 Chemical Safety Laboratory Chemical Safety Summary (LCSS) Datasheet Molecular Formula Al2K2O6Si Synonyms […]
Where are crystals found?
Where are crystals found? 6 Places You Can Collect Your Own Crystals Emerald Hollow Mine, North Carolina. Craters of Diamonds State Park, Arkansas. Jade Cove, California. Graves Mountain, Georgia. Cherokee Ruby & Sapphire Mine, North Carolina. Wegner Quartz Crystal Mine, Arkansas. How can you tell if Crystal is real? How to Tell If Glassware Is […]