What is the difference between parasympathetic and sympathetic nervous system? The autonomic nervous system comprises two parts- the sympathetic and parasympathetic nervous system. The sympathetic nervous system activates the fight or flight response during a threat or perceived danger, and the parasympathetic nervous system restores the body to a state of calm. Is the digestive […]
How can lactic acid fermentation be prevented?
How can lactic acid fermentation be prevented? There are several ways to prevent exercise-induced hyperlactatemia, as follows: Drinking plenty of water. Keeping the body hydrated during exercise gives it the best chance of breaking down any excess lactic acid. Taking deep breaths. Decreasing exercise intensity. Stretching after a workout. What causes increased lactic acid? Lactic […]
What are the advantages and disadvantages of using biofuels?
What are the advantages and disadvantages of using biofuels? Advantages and disadvantages of biofuel Advantages Disadvantages Less carbon emissions. When burned, they release as much carbon as they absorbed during growth, although some carbon dioxide will be released during production, eg by the tractor. Needs a lot of labour. How does biofuels affect the environment? […]
What happens to starch when toasted?
What happens to starch when toasted? During the heating process, the starches within the food are broken down (by a chemical reaction) into sugars called dextrin. What happens if the food is cooked for too long? If toast is overcooked it goes black and burnt. Overcooking causes the starch to turn to carbon. Does toasting […]
Why electric field is normal to equipotential surface?
Why electric field is normal to equipotential surface? this is because there is no potential gradient along any direction parallel to the surface , and so no electric field parallel to the surface. This means that the electric lines of force are always at right angle to the equipotential surface. How electric field is perpendicular […]
Where is the force of attraction the strongest on a magnet?
Can solid dissolve in gas?
Can solid dissolve in gas? That gases can dissolve solids has been known since the work of Hannay in 1879-1881. The historical and theoretical aspects of this phenomenon are discussed, and the literature of the subject is summarized and reviewed. Is smoke a gas solid solution? Hint: Smoke is a colloid. A colloid has a […]
Which of the following are the goals of psychology?
Which of the following are the goals of psychology? So as you have learned, the four primary goals of psychology are to describe, explain, predict, and change behavior. In many ways, these objectives are similar to the kinds of things you probably do every day as you interact with others. When did animal research begin […]
How did Newton change the scientific method?
How did Newton change the scientific method? Newton invented a scientific method which was truly universal in its scope. Newton presented his methodology as a set of four rules for scientific reasoning. By their application, Newton formulated the universal laws of nature with which he was able to unravel virtually all the unsolved problems of […]
What is the highest compression ratio for 87 octane?
What is the highest compression ratio for 87 octane? 9.3 : 1 Will 93 octane hurt my engine? If you usually fill your tank up with 87-octane gasoline and you accidentally put in a higher octane blend (say, 91, 92, or 93), don’t worry. You’re actually filling your car or truck with a different blend […]