A pulley with a radius of 3. 0 cm and a rotational inertia of 4. 5×10-3 kg·m2 is suspended from the ceiling. A rope passes over it with a 2. 0-kg block attached to one end and a 4. 0-kg block attached to the other. The rope does not slip on the pulley. When the speed of the heavier block is 2. 0 m/s the kinetic energy of the pulley is:.
Answers: 1
SAT, 25.06.2019 22:00, maderaada
Which statements about the two fossil images are correct? 1. cave bears are ancestors of plateosaurus. 2. plateosaurus were present on earth before ostracoderms. 3. ostracoderms were the first to die. 4. plateosaurus died after the ostracoderms. 5. cave bears are the oldest fossils.
Answers: 1
SAT, 25.06.2019 22:00, yasarhan2
Snakes, dogs, and humans have a vertebral column. snakes and dogs have tails, and humans have vestigial tailbones. dogs and humans have limbs, but snakes do not. most reptiles lay eggs, but a few give birth to live young. what do these structures suggest about the evolutionary pattern between the three organisms? 1. snakes and dogs are more closely related than snakes and humans. 2. snakes and humans are more closely related than humans and dogs. 3. dogs and humans are more closely related than snakes and humans. 4. dogs, snakes, and humans share a common ancestor. 5. the early ancestor of snakes and dogs is the same, and the early ancestor of humans is different.
Answers: 1
SAT, 27.06.2019 12:30, yazmine912
How was the sat? what type of questions for math, writing and reading. did anyone get a near perfect score and if so how long did it take to study. i am very stressed and want to get at least a 1450.
Answers: 1
SAT, 28.06.2019 17:30, bethdove9466
Julia went to work for a reputed company. under pressure from upper management to cut costs, she directed line employees to ignore some safety precautions, which increased productivity. which argument of institutional anomie theory does this support? businesses set effective moral examples. businesses resort to illegal means to earn profits. businesses focus on public welfare. businesses fairly distribute profits. businesses employ only legal means to earn profits.
Answers: 1
A pulley with a radius of 3. 0 cm and a rotational inertia of 4. 5×10-3 kg·m2 is suspended from the...
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