Who made Qube? Erno Rubik It was the puzzle’s creator, an unassuming Hungarian architecture professor named Erno Rubik. When he invented the cube in 1974, he wasn’t sure it could ever be solved. Mathematicians later calculated that there are 43,252,003,274,489,856,000 ways to arrange the squares, but just one of those combinations is correct. Is Qube […]
Which paint is used for space technology? The Chemglaze A276 white paint (Table 1) is a polyurethane paint, used on many short-term space missions. It is formulated for space applications requiring high reflectivity and low outgassing, and provides excellent gloss and color retention. What kind of coating is put on satellite? Silver: Silver is used […]
What is heterospory and seed habit in pteridophytes? Heterosporous refers to the plants producing different types of spores that are different in structure, size and function. They produce two kinds of spores, smaller microspores and bigger megaspores. Heterospory is found in some pteridophytes and all seed plants, i.e. gymnosperms and angiosperms. What is heterospory how […]
What is the gemstone Sri Lanka is famous for? Sapphires Sri Lanka is the top source of finest Ceylon Sapphires to the global market and exports Ceylon Blue Sapphire, Padparadscha, star sapphires, and range of fancy sapphires to the global gem markets. Why is Sri Lanka called the land of jewels? The name is a […]
What was the acceleration of the Lockheed SR 71? Acceleration: Lockheed SR-71 Blackbird (1966): 20 m/sec² Is the SR 71 faster than a missile? The sleek and sinister SR-71 Blackbird looks like it belongs in a science fiction movie, though in fact the jet black spy plane proved far more successful at outrunning enemy missiles […]
What does feces in urine mean? What Is a Fistula? A fistula is an abnormal hole in the bowel or the bladder. A recto-urethral fistula is a hole between the urethra (urinary channel) and the rectum. This hole leads to leakage of urine into the rectum and feces travelling into the bladder. What causes a […]
How do I schedule an appointment with DS 160? Everyone else, follow the steps below! Step 1: Complete the DS-160 form online! ( Step 2 – Find the embassy nearest to you! Step 3 – Pay the non-refundable application fee. Step 4 – Schedule your visa appointment! Step 5 – Attend Your Visa Interview. Step […]
How do you unlock a master lock if you forgot the combination? Submit a Lost Combination Form Find your lock’s serial number. Print out the Lost Combination Form (PDF). Have the form notarized by a Notary Public to prove you are the owner of the lock. You can include up to 6 combinations on one […]
How do you ensure reliability in assessment? Here are six practical tips to help increase the reliability of your assessment: Use enough questions to assess competence. Have a consistent environment for participants. Ensure participants are familiar with the assessment user interface. If using human raters, train them well. Measure reliability. What is reliability in classroom […]
Is leave in conditioner good for everyday use? Don’t Use Leave In Conditioner Everyday It may seem like daily conditioning would be great for your hair, but the truth is that it can leave behind loads of product, can create nasty buildup, and can actually do more harm than good. To stay safe, try only […]
