Does sound travel faster in darkness? You may wonder, it is because it is quieter at night than in the daytime. Actually, sound transmits farther at night may be related to refraction of sound waves! First, sound is the vibration of air, and it is a kind of wave motion. The propagation of sound wave […]
How are littoral and riparian zones different?
How are littoral and riparian zones different? The littoral zone is the area close to the shore of a river, lake, or the ocean. The riparian zone is the area in-between the land and a river or stream. It’s the area where the water meets the land but, generally speaking, this area is not submerged. […]
What is the 2 purposes of subscripts in chemical formulas?
What is the 2 purposes of subscripts in chemical formulas? A molecular formula is a representation of a molecule that uses chemical symbols to indicate the types of atoms followed by subscripts to show the number of atoms of each type in the molecule. (A subscript is used only when more than one atom of […]
What does cymbal mean?
What does cymbal mean? Color, Year, Make, Body and License Is cymbal a musical instrument? Cymbal, percussion instrument consisting of a circular flat or concave metal plate that is struck with a drumstick or is used in pairs struck glancingly together. What is a finger cymbals called? Zills or zils (from Turkish zil ‘cymbals’), also […]
Who is known as father of medicine in India?
Who is known as father of medicine in India? Sushruta What food did Hippocrates eat? Medicinally, Hippocrates recommends lentils as a remedy for ulcers and hemorrhoids. Bitter vetch, or Vicia ervilia, was also an important legume in ancient Greek medicine. The extensive medicinal qualities of the bitter vetch were thought reliable enough to later administer […]
Can observing something change it?
Can observing something change it? While the effects of observation are often negligible, the object still experiences a change. This effect can be found in many domains of physics, but can usually be reduced to insignificance by using different instruments or observation techniques. Why does the universe exist Jim Holt? In “Why Does the World […]
Are two triangles congruent if all pairs of corresponding angles are congruent?
Are two triangles congruent if all pairs of corresponding angles are congruent? Definition: Triangles are congruent when all corresponding sides and interior angles are congruent. In the simple case below, the two triangles PQR and LMN are congruent because every corresponding side has the same length, and every corresponding angle has the same measure. … […]
What is the result of stream erosion?
What is the result of stream erosion? Erosion by Streams Flowing streams pick up and transport weathered materials by eroding sediments from their banks. Streams also carry ions and ionic compounds that dissolve easily in the water. Sediments are carried as the following loads: dissolved, suspended, and bed. What is the long term result of […]
What is the primary reason why ionization energy decreases down a group?
What is the primary reason why ionization energy decreases down a group? On the periodic table, first ionization energy generally decreases as you move down a group. This is because the outermost electron is, on average, farther from the nucleus, meaning it is held less tightly and requires less energy to remove. What properties of […]
How does culture affect identity?
How does culture affect identity? Last, the definition acknowledges that culture influences our beliefs about what is true and false, our attitudes including our likes and dislikes, our values regarding what is right and wrong, and our behaviors. It is from these cultural influences that our identities are formed. Does the music reflect the culture […]