How is ozone important for us? Why is Ozone Layer important? Ozone protects the Earth from harmful ultraviolet (UV) rays from the Sun. Without the Ozone layer in the atmosphere, life on Earth would be very difficult. Plants cannot live and grow in heavy ultraviolet radiation, nor can the planktons that serve as food for […]
Are noble gases each a different color?
Are noble gases each a different color? Each of the noble gasses glows in its own colour when exposed to high voltage; for example helium becomes pink, krypton glows yellow/green, xenon shines in lavender blue and argon in light blue. What does argon smell like? Argon has no smell. It is a colorless gas. It […]
How does a dimming mirror work?
How does a dimming mirror work? Technology. In auto dimming mirror technology, a forward-looking sensor detects low ambient light from headlights behind the car and directs the rear-view sensor to look for glare. The mirrors darken automatically in proportion to how bright the glare is, then clear once the glare is no longer detected. Why […]
Why onion has no chloroplast?
Why onion has no chloroplast? The clear epidermal cells exist in a single layer and do not contain chloroplasts, because the onion fruiting body (bulb) is used for storing energy, not photosynthesis. The vacuole is prominent and present at the center of the cell, surrounded by cytoplasm. Do plant cells have chloroplasts and mitochondria? Plant […]
Which compound becomes less soluble in water as the temperature of the solution is increased a HCl B KCl C NaCl D nh4cl?
Which compound becomes less soluble in water as the temperature of the solution is increased a HCl B KCl C NaCl D nh4cl? Thus, out of the given options HCl is a covalent compound, therefore, HCl is the compound that becomes less soluble in water as the temperature of the solution is increased. Why does […]
How do organisms repair?
How do organisms repair? Moreover, how do organisms repair themselves? It must repair itself, first by stopping the loss of cytoplasm, and then regenerate by rebuilding structures that were damaged or lost. At the multi-cellular level, repair and regeneration are effected by generating new cells to replace the ones that were lost. How do you […]
What are examples of lava plateau?
What are examples of lava plateau? The magma that comes out through narrow cracks or fissures in the crust spread over large area and solidifies. These layers of lava sheets form lava or volcanic plateaus. The Antrim plateau in Northern Ireland, The Deccan Plateau in India and the Columbia Plateau in the United States are […]
What does a unification fight mean?
What does a unification fight mean? The unified champion is defined as a boxer that holds at least two world championships of major sanctioning bodies (WBA, WBC, IBF or WBO) in their respective division. How do you use unification? An extreme cultural divide was overcome with a unification of nations around the beer tap. The […]
Which of the following is a white crystalline solid?
Which of the following is a white crystalline solid? Magnesium Oxide is an ionic compound, formed by the transfer of electrons from one element to the other. Since it is an ionic compound, MgO is solid. It is also white and crystalline in nature. What is meant by a crystalline solid? Crystalline solids consist of […]
What factor does not affect the total stopping distance of a vehicle?
What factor does not affect the total stopping distance of a vehicle? Visibility is one of a number of factors that do not affect your braking distance per se but can inhibit your thinking distance. The longer it takes for you to spot hazards in the road, the more time will have passed before you […]