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A Chinese drinking bird toy dating back to 1910s~1930s named insatiable birdie is described in Yakov Perelman's Physics for Entertainment. [1] The book explained the "insatiable" mechanism: "Since the headtube's temperature becomes lower than that of the tail reservoir, this causes a drop in the pressure of the saturated vapours in the head ...
Quizlet's primary products include digital flash cards, matching games, practice electronic assessments, and live quizzes. In 2017, 1 in 2 high school students used Quizlet. [ 4 ] As of December 2021, Quizlet has over 500 million user-generated flashcard sets and more than 60 million active users.
A book review may be a primary source, an opinion piece, a summary review, or a scholarly view. [2] Books can be reviewed for printed periodicals, magazines, and newspapers, as school work, or for book websites on the Internet. A book review's length may vary from a single paragraph to a substantial essay. Such a review may evaluate the book ...
Unless the Angry Birds were sent to a dimension in which mass itself behaves differently, Allain says the physics in Angry Birds Space are blatantly bonkers. Of course, Allain also is smart to ...
By the 50th anniversary in 1988 some 40 million copies of the Teach Yourself series had been sold, with the books generating a turnover of over £1 million. [8] The author, Nigel Cumberland, of a Teach Yourself book entitled Secrets of Success at Work. Like many similar series, Teach Yourself has always used a common design for all of its books ...
The AI Lieserl is abandoned for five million years, leaving her to observe the Sun's interior. She discovers dark matter-based life, which she names "photino birds".These birds gradually drain the energy from the core of a star, ending fusion and causing premature aging into a stable white dwarf—the birds' preferred habitat, as it has no risk of going supernova and destroying them.
The mother bird will let Stellaluna be part of the family only if she eats bugs and worms, does not hang by her feet and sleeps at night. When the birds grow, they learn to fly. When Stellaluna and the birds are out playing, it gets dark and the birds go home without her because they will not be able to see in the dark.
The book explores birds as thinkers (contrary to the cliché "bird brain") in the context of observed behavior in the wild and brings to it the scientific findings from lab and field research. [2] New research suggests that some birds, such as those in the family corvidae, can rival primates and even humans in forms of intelligence.