What are the impacts of a volcanic eruption? Among the hazards in distant areas are the effects of toxic volcanic ashes and problems of the respiratory system, eyes and skin, as well as psychological effects, injuries, transport and communication problems, waste disposal and water supplies issues, collapse of buildings and power outage. What is Volcano […]
What are the 3 main economic systems?
What are the 3 main economic systems? This module introduces the three major economic systems: command, market, and mixed. We’ll also discuss the characteristics and management implications of each system, such as the role of government or a ruler/ruling party. What is the best type of economy? A free and competitive market economy is the […]
Which of these is found only in experimental investigation?
Which of these is found only in experimental investigation? Which part of an investigation is only found in an experimental investigation the answer is a control group. What steps are included in a descriptive investigation? Be sure to have: Make an observation about a phenomenon (qualitative and/or quantitative) Ask a research question. Hypothesize a possible […]
In what conditions does displacement become zero?
In what conditions does displacement become zero? When the final position and initial position of the object is same then displacement is said to be zero for example an object/body moving in a circular motion when reaches the starting point after completing one complete cirecle is said to have zero displacement. Can displacement be zero […]
What is the rule of first blood?
What is the rule of first blood? The “rule of first blood” states that if two hunters each fire an arrow into an animal, the one who can claim the animal is the first to ____________________________________________ _________________________________________________. 1. How long does your scent stay in the woods? about 2-3 days Does rain wash away human […]
What are good conductors of heat give two examples?
What are good conductors of heat give two examples? Metals like copper and aluminium have the highest thermal conductivity while steel and bronze have the lowest. As copper is an excellent conductor of heat, it is good for heat exchanger also. Gold, Silver, Iron etc are also some examples of good heat conductors as well […]
Why do they call it a Mexican wave?
Why do they call it a Mexican wave? Mexican wave is a descriptive phrase that is derived from the motion of spectators who participate in the exercise of moving in near unison like an ocean wave. Most sports historians agree that it first came to international sport during the 1986 World Cup, which was held […]
What are the 5 major latitude lines?
What are the 5 major latitude lines? Important lines of latitude: the equator (0°) the Tropic of Cancer (23.5° north) the Tropic of Capricorn (23.5° south) the Arctic circle (66.5° north) the Antarctic circle (66.5° south) the North Pole (90° north) the South Pole (90° south) Which is the shortest longitude? Technically 90°N and 90°S […]
How do rivers affect climate?
How do rivers affect climate? Climate Implications – Lakes, Rivers and Streams As air temperatures rise, so will water temperatures in freshwater systems. Changes in the timing of high and low stream flow creates stress on aquatic plants and animals, decreasing survival rates. Why some of our rivers are drying already? Rivers are losing water […]
What are the factors that affect urbanization?
What are the factors that affect urbanization? A range of economic, political,social, cultural and environmental factors affect urbanization. Urbanization is encouraged socially and culturally through the media. Cities have a strong socio-cultural impacts on their surrounding rural areas. What is the benefit of urbanization? Urban living offers many benefits to residents including more job opportunities […]