What are 3 interesting facts about platinum?

What are 3 interesting facts about platinum? Atomic number (number of protons in the nucleus): 78. Atomic symbol (on the periodic table of elements): Pt. Atomic weight (average mass of the atom): 195.1. Density: 12.4 ounces per cubic inch (21.45 grams per cubic cm) Phase at room temperature: solid. Melting point: 3,215.1 degrees Fahrenheit (1,768.4 […]

What is the main element of biosphere?

What is the main element of biosphere? Air. The atmosphere contains the gases that surround the terrestrial and maritime biomes within the biosphere. In the atmosphere the main elements are hydrogen, nitrogen, oxygen and carbon. Oxygen is the most prominent element and allows for the organic life, such as humanity, to exist on the Earth. […]

What are the two types of mechanical equilibrium?

What are the two types of mechanical equilibrium? There are two kinds of mechanical equilibrium: static equilibrium and. dynamic equilibrium. What are the three types of thermal equilibrium? When the state variables do not change with time and space is called thermodynamic equilibrium.It is of three types: Thermal equilibrium. Mechanical equilibrium. Chemical equilibrium. What is […]

How do you find speed when given height?

How do you find speed when given height? Multiply the height by the object’s acceleration due to gravity. The acceleration due to gravity is 32.2 ft/s^2 for English units, or 9.8 m/s^2 for SI units. If you drop an object from 15 feet, for example, you would multiply 15 ft * 32.2 ft/s^2 to get […]

What questions does epistemology ask?

What questions does epistemology ask? Epistemology asks questions like: “What is knowledge?”, “How is knowledge acquired?”, “What do people know?”, “What are the necessary and sufficient conditions of knowledge?”, “What is its structure, and what are its limits?”, “What makes justified beliefs justified?”, “How we are to understand the concept of … What is epistemology […]

Why is it called the line of best fit?

Why is it called the line of best fit? The regression line is sometimes called the “line of best fit” because it is the line that fits best when drawn through the points. When we studied correlation, we saw that a linear relationship between two variables could be seen as a stream of points when […]

Where is most water stored?

Where is most water stored? The ocean How do humans disrupt the water cycle? A number of human activities can impact on the water cycle: damming rivers for hydroelectricity, using water for farming, deforestation and the burning of fossil fuels. What are the 4 steps of water cycle? There are four main parts to the […]

What is the main cause of trade winds?

What is the main cause of trade winds? The Coriolis Effect, in combination with an area of high pressure, causes the prevailing winds—the trade winds—to move from east to west on both sides of the equator across this 60-degree “belt.” The sinking air triggers the calm trade winds and little precipitation, completing the cycle. Are […]

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