Why is Greek pottery orange and black? The bright colours and deep blacks of Attic red- and black-figure vases were achieved through a process in which the atmosphere inside the kiln went through a cycle of oxidizing, reducing, and reoxidizing. During the oxidizing phase, the ferric oxide inside the Attic clay achieves a bright red-to-orange […]
Why is it important to dispose of batteries safely?
Why is it important to dispose of batteries safely? To protect the environment Most batteries contain hazardous materials and can pollute the environment when disposed of in landfills or when thrown out elsewhere. Materials like lead, cadmium and mercury can poison people and animals and contaminate soils and water, and they stay in the environment […]
How can I temporarily fix my car window?
How can I temporarily fix my car window? Create A Temporary Window On the outside window, stretch a piece of clear tape from the top of the window to the bottom. Continue to layer pieces of tape across the window. A clear, temporary “window” begins to take shape. Repeat until the area is covered. Follow […]
Is veal a good substitute for lamb?
Is veal a good substitute for lamb? Lamb, goat, ox. In some countries, it’s common to substitute veal with lamb meat. However, lamb, goat, and ox are usually considered second-class veal replacements. These cuts are generally less tender than veal and have a strong flavor that may overwhelm the outcome of your dish. Is Lamb […]
What are the 3 types of regions in geography?
What are the 3 types of regions in geography? Geographers have identified three types of regions: formal, functional, and vernacular. What is place in the 5 themes of geography? Place describes the human and physical characteristics of a location. Physical characteristics: Includes a description of such things as mountains, rivers, beaches, topography, climate, and animal […]
How far back can carbon dating date?
How far back can carbon dating date? C (the period of time after which half of a given sample will have decayed) is about 5,730 years, the oldest dates that can be reliably measured by this process date to approximately 50,000 years ago, although special preparation methods occasionally make accurate analysis of older samples possible. […]
What is Sir effect?
What is Sir effect? SIR effect finds immense use in explaining Stability of carbocation, acidity and basicity of organic compounds: For example(1): Ortho substituted Benzoic acid is more acidic then meta or para substituted benzoic acid irrespective of nature of group (electron donating group or electron withdrawing group) Is ortho effect and Sir effect same? […]
Is Melting snow a physical change?
What is the movement of magma called?
What is the movement of magma called? lava flow. When magma flows or erupts onto Earth’s surface, it is called lava. Like solid rock, magma is a mixture of minerals. What three factors affect the formation of magma? What three factors affect the formation of magma? Pressure, water, and temperature. What are the formation of […]
Why does tightening a string increase pitch?
Why does tightening a string increase pitch? Tightening the string gives it a higher frequency while loosening it lowers the frequency. This higher frequency of vibration means that the air particles around the string carry a higher frequency sound wave to your ear, which perceives the higher frequency as a higher pitch. What happens if […]