Is it better to be upstairs or downstairs in an earthquake? In an earthquake, the area immediately outside a building is the most dangerous place to be. The taller the building, the wider the danger zone. A basic rule of thumb is if you are inside, stay inside and if you are outside, stay outside. […]
What is U value of insulation?
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 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 […]
Why is it difficult for a high speed car to negotiate an unbanked turn?
Why is it difficult for a high speed car to negotiate an unbanked turn? (a) A huge force is pushing the car outward. (b) The magnitude of the friction force might not be enough to provide the necessary radial acceleration. A car negotiating an unbanked road at high speed is actually accelerating as the direction […]
Why is NO2 not a greenhouse gas?
Why is NO2 not a greenhouse gas? Neither nitric oxide nor nitrogen dioxide are greenhouse gases, although they are important in the process of creation of tropospheric ozone which is a greenhouse gas. Because of this, there is general agreement that the atmospheric sources and sinks of nitrous oxide are difficult to bring into balance. […]
Which three of the following are examples of feedback mechanisms which help maintain homeostasis?
Which three of the following are examples of feedback mechanisms which help maintain homeostasis? Answer: The correct answer is- C. Insulin secretion in response to high blood sugar. D. F. Homeostasis can be described as a tendency of living organisms to maintain a state of stable internal environment. Thus, option C), D), and F) are […]
How do I find the volume of my washer?
What is the intensity of UV light?
What is the intensity of UV light? The intensity of UV radiation is measured in the units of milliwatts per square centimeter (mW/cm2) which is energy per square centimeter received per second. Also, it is measured in the units of millijoules per square centimeter (mJ/cm2), which is energy received per unit area in a given […]