What makes water drinkable? Filtration – The clear water on top passes through filters composed of sand, gravel and charcoal to remove dissolved particles such as dust, parasites, bacteria, viruses and chemicals. Disinfection – Chlorine or chloramine is added to kill parasites, bacteria, viruses and germs. How do you sanitize water? Boil water, if you […]
What is a real life example of a single replacement reaction?
What is a real life example of a single replacement reaction? An example of a single replacement reaction occurs when potassium (K) reacts with water (H2O). A colorless solid compound named potassium hydroxide (KOH) forms, and hydrogen gas (H2) is set free. The equation for the reaction is: 2K + 2H2O → 2KOH + H. […]
Do not use your horn directly behind a or a horse rider on the side of the road?
What was the most important finding of the Miller-Urey experiment?
What was the most important finding of the Miller-Urey experiment? Careful analysis revealed that through a series of reactions, many complex molecules had been produced. Among these were amino acids – special molecules of life that we once thought could only be built inside the bodies of living creatures. This was a pivotal breakthrough in […]
What is needed to stop a moving object?
What is needed to stop a moving object? The force stopping the object’s motion might be an obvious one – the ground! Friction is a force that slows or stops motion. Friction is the resistance to motion created by two objects rubbing against each other (the sled and the snow, for instance). Even air causes […]
What is acceleration at the highest point?
What is acceleration at the highest point? At a projectile’s highest point, its acceleration is zero. What is acceleration at maximum height? The acceleration is always −9.8m/s as long as the ball is in the air, and the velocity at the top is zero. Why is acceleration at 0 highest? Answer: 0 m/s. The instantaneous […]
How long can you stay undetectable?
How long can you stay undetectable? A person’s viral load is considered “durably undetectable” when all viral load test results are undetectable for at least six months after their first undetectable test result. This means that most people will need to be on treatment for 7 to 12 months to have a durably undetectable viral […]
Does mental health get better with age?
Does mental health get better with age? Like good wine and cheese, one’s mental health improves with age, new research suggests. In a study of more than 1000 adults, people in their senior years were found to be happier and more content with their lives than those in their 20s and 30s, despite their physical […]
What is the radius of a 2 inch EMT 90?
What is the benefit of overpopulation?
What is the benefit of overpopulation? There are some benefits of overpopulation, more people means more labor force, it can product more things, and more people will buy the products, However, the growth of population should be similar to the food supply, so overpopulation will cause lack of food, and as the rate of growth […]