Where is the main control valve located? Every sprinkler system should be equipped with a main control valve located between the: Source of water supply and the sprinkler system. Which are the most common type of valves used on most public water distribution systems? Nonindicating valves What are the three common systems for water system […]
Does mass change during chemical reaction?
Does mass change during chemical reaction? Matter cannot be created or destroyed in chemical reactions. This is the law of conservation of mass. In every chemical reaction, the same mass of matter must end up in the products as started in the reactants. Balanced chemical equations show that mass is conserved in chemical reactions. Is […]
What are the three difference between distance and displacement?
What are the three difference between distance and displacement? Distance is a scalar quantity as it only depends upon the magnitude and not the direction. Displacement is a vector quantity as it depends upon both magnitude and direction. The distance can be measured along a non-straight path. Displacement can only be measured along a straight […]
What are the four basic elements of business?
What are the four basic elements of business? A successful small business must have 4 things in their corner – product, market, money & people. Whether you’re a startup looking for venture capital or you want to become a successful small business all on your own, there are a few basic – but important – […]
Can probability of an event is 4 give reason?
Can probability of an event is 4 give reason? this is because here the numerator is greater than the denominator. the number of out comes of an possible event cannot be more than the total number of outcomes. Which Cannot be probability of an event? In probability, the probability of an event cannot be less […]
Can I Run 10K without training?
Can I Run 10K without training? Most relatively healthy individuals can complete a 5K race with minimal training time. 10K races, on the other hand, take a little more preparation to ensure that the event is completed without injury. A runner should be able to complete a long run of 8 to 12 miles each […]
What are the 5 mood disorders?
What are the 5 mood disorders? The most common types of mood disorders are major depression, dysthymia (dysthymic disorder), bipolar disorder, mood disorder due to a general medical condition, and substance-induced mood disorder. What are 5 symptoms of anxiety? Common anxiety signs and symptoms include: Feeling nervous, restless or tense. Having a sense of impending […]
Why is the sea water tastes salty?
Why is the sea water tastes salty? Ocean salt primarily comes from rocks on land. Rocks on land are the major source of salts dissolved in seawater. Rainwater that falls on land is slightly acidic, so it erodes rocks. This releases ions that are carried away to streams and rivers that eventually feed into the […]
What is the difference between a theory and a hypothesis?
What is the difference between a theory and a hypothesis? Hypothesis: What’s the Difference? A hypothesis proposes a tentative explanation or prediction. A theory, on the other hand, is a substantiated explanation for an occurrence. Theories rely on tested and verified data, and scientists widely accepted theories to be true, though not unimpeachable. What is […]