Why the atmosphere is important to life? The Earth’s atmosphere protects and sustains the planet’s inhabitants by providing warmth and absorbing harmful solar rays. In addition to containing the oxygen and carbon dioxide, which living things need to survive, the atmosphere traps the sun’s energy and wards off many of the dangers of space. What’s […]
What does a real diamond look like in sunlight?
What does a real diamond look like in sunlight? How to Tell if a Diamond is Real using Sunlight. The way that diamonds reflect light is unique: the inside of a real diamond should sparkle gray and white while the outside should reflect a rainbow of colors onto other surfaces. Do real diamonds show rainbow […]
Is change in velocity the same as acceleration?
Is change in velocity the same as acceleration? Velocity is the rate of change of position with respect to time, whereas acceleration is the rate of change of velocity. Both are vector quantities (and so also have a specified direction), but the units of velocity are meters per second while the units of acceleration are […]
What are the four type of system of units?
What is the inverse square law in simple terms?
What is the inverse square law in simple terms? In science, an inverse-square law is any scientific law stating that a specified physical quantity is inversely proportional to the square of the distance from the source of that physical quantity. What is the relationship between force and distance in an inverse square law? The inverse […]
What is the difference between competence and capacity of a stream?
What is the difference between competence and capacity of a stream? Streams channel water downhill under the influence of gravity. Stream capacity is a measure of the total sediment (material other than water) a stream can carry. Stream competence reflects the ability of a stream to transport a particular size of particle (e.g., boulder, pebble, […]
What kind of charge does magnesium have?
What kind of charge does magnesium have? Table of Common Element Charges Number Element Charge 10 neon 0 11 sodium 1+ 12 magnesium 2+ 13 aluminum 3+ Which is more stable magnesium atom or magnesium ion? Mg is more stable because it is neutral atom while Mg^+2 to be stable will loses two electrons readily. […]
How do you know when a pressure relief valve is bad?
How do you know when a pressure relief valve is bad? Signs Your Pressure Valve is Bad Flooding: Water should never be gushing from the valve. Excessive noise: If your water heater is rattling or emitting a high-pitched whistling noise, it’s likely the sound of steam trying to escape the tank, which is a sign […]