According to theAmerican Academy of Cosmetic Dentistry (AACD), a veneer is a "thin piece of porcelain used to re-create the natural look of teeth, while also providing strength and resilience comparable to natural tooth enamel." They are custom made to the contour of your teeth and are bon...
When a light beam strikes a smooth surface, most of it reflects back in the same concentration. This is specular reflection, which gives us direct, bright light. A mirror is a common example of a smooth surface that causes specular reflection. On rough surfaces, even microscopic irregularities ...
White mulberry is a name used to denominate both mulberry fruit that are white in color and the species of common mulberry tree also known as the white mulberry which produces white, red and black fruit.White mulberries are forage fruit, but edible to humans and perfectly safe to eat raw, ...
Porcelain or ceramic crowns can be matched to the color of your natural teeth. Other materials include gold and metal alloys, acrylic and ceramic. These alloys are generally stronger than porcelain and may be recommended for back teeth. Porcelain bonded to a metal shell is often used because ...
What color is a red wolf? What color are a bat's eyes? What are the most common wolf colors? What color are snow leopard eyes? Do wolves have red eyes? What color are gorillas eyes? What type of teeth do gray wolves have?
If anoctopus is threatened by an enemy, such as a shark orbird, it can use some pretty incredible skills to getaway. Octopuses dont have teeth or sharp claws(爪子)to defend themselves. Instead, they use more cleverways to fool their attackers. Octopuses like to hidethemselves in the sand...
12.What does the man buy for his wife? A.Skirts.B.Pyjamas. C.A night gown. 13.What color and size are taken by the man? A.Pink and size M. B.Pink and size L. C.Red and size M. 14.Where is the Stationery Department?
First, the simple definition. Broadly, artificial intelligence (AI) is the combination of computer software, hardware, and robust datasets deployed to solve some kind of problem. The data is key because patterns in its training data are ultimately the source of an AI's intelligence. Even an el...
1. What do we learn about the new study from the news report? 2. What is the scientists’ recommendation? Questions 3 and 4 are based on the news report you have just heard. 3. A) He asked them about his lost paintings. B) He knew the owner of two missing paintings. C) He left...
Rhyme schemes vary, but the Shakespearian sonnet is abab cdcd efef gg (three quatrains followed by a concluding couplet). Sonnets are often thought of as not just little songs, but little essays, with the first six-to-eight or so lines building up a problem, the next four-to-six discus...