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Physics, 23.06.2019 02:30, roseemariehunter12
Ball bearings are made by letting spherical drops of molten metal fall inside a talll tower-called a shot tower- and solidify as they fall. a-if a bearing needs 4.0 s to solidify enough for impact, how high must the tower be? b- what is the bearing's impact velocity?
Answers: 3
Physics, 23.06.2019 08:30, jd326677777gfc
List and describe three ways that humans can change ecosystems and three ways that humans can protect ecosystems.
Answers: 2
Physics, 23.06.2019 11:00, randall10
An astronaut on the moon throws a baseball upward. the asatronaut is 6ft, 6in. tall, and the initial velocity of the ball is 30ft per second. the heigh s of the ball in feet is given by the equation s = -2.7^2 + 30t + 6.5, where t is the number of seconds after the ball was thrown. after how many seconds is the ball 16ft above the moon's surface?
Answers: 2
Un móvil se encuentra en el punto (2, 3) m en un determinado instante de tiempo. Después de 5 segund...
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