What would be the path of reflected light if an incident ray passes through focus? An incident ray passing through the focus will be reflected parallel to the principal axis. Why the light ray retraces its path when it passes through Centre of curvature? Answer: The reason for light falling on the centre of curvature […]
How fast can you go in a neighborhood?
Why is Common Core bad?
Why is Common Core bad? By focusing on grade-level skills that are highly academic in nature, the Common Core puts pressure on teachers at the early childhood and primary levels to teach using paper-and-pencil methods rather than using the rich exploratory experiential learning approaches that are developmentally appropriate for children from … What is the […]
Why do celebs wear sunglasses indoors?
Why do celebs wear sunglasses indoors? Being surrounded by numerous cameras all the times means bright lights and unstoppable flashes pointed at them that are bound to hurt their eyes. Hence, the trendy shades! A lot of them wear contact lenses and cannot let the flashes ruin them, hence a pair of goggles is always […]
How do you explain use?
How do you explain use? The is used to refer to specific or particular nouns; a/an is used to modify non-specific or non-particular nouns. We call the the definite article and a/an the indefinite article. For example, if I say, “Let’s read the book,” I mean a specific book. What layman means? 1 : a […]
How do printers use static electricity?
How do printers use static electricity? Photocopiers. This flow chart outlines how a photocopier works. Ink jet printers use static electricity to guide a tiny jet of ink to the correct place on the page. Laser printers work in a similar way. How does aluminum foil make static electricity? Electricity experiment for kids instructions: Cut […]
What proofreads the DNA for mistakes?
What proofreads the DNA for mistakes? Most of the mistakes during DNA replication are promptly corrected by DNA polymerase which proofreads the base that has just been added. The polymerase checks whether the newly-added base has paired correctly with the base in the template strand. If it is the correct base, the next nucleotide is […]
How long is a freight train allowed to be?
How long is a freight train allowed to be? According to data that two Class I railroads provided to us, their average train length increased over the 10-year period of 2008 through 2017 by about 1,500 feet for one railroad (from about 6,000 to 7,500 feet, or up to about 1.4 miles) and about 1,200 […]
What are 5 precautions you can practice to be safe at home?
What are 5 precautions you can practice to be safe at home? Educate yourself with these safety tips about choking hazards, and take measures to keep your family safe. Inspect toys. Regularly inspect toys for any loose parts. Keep choking hazards out of reach. Be sure to keep small, hard foods like nuts or candies […]