Physics, 19.12.2019 23:31 hunterkerlin20p3l6ff
Kelli weighs 425 n, and she is sitting on a playground swing that hangs 0.36 m above the ground. her mom pulls the swing back and releases it when the seat is 1.00 m above the ground. assume that air resistance is negligible. (a) how fast is kelli moving when the swing passes through its lowest position?
Answers: 3
Physics, 22.06.2019 05:30
Thomas his older brothers, who own a junk yard, on the weekends to earn extra money. he likes to them push broken-down cars to the back of the junk yard because it makes him feel strong. last saturday, they pushed three cars with different weights, and he noticed he used different amounts of force for each one. the cars were the following weights: white car: 2,700 kg red car: 1,500 kg blue car: 2,100 kg think about how much force is needed to move each car. which correctly lists the cars in order from the most to least amount of force needed to move them? a) white, blue, red b) blue, red, white c) red, white, blue d) white, red, blue
Answers: 2
Physics, 22.06.2019 06:50
What is the stall speed at sea level of an airplane that weights 10000 lbs., has a wing area of 300ft^2, and a maximum lift coefficient of 1.4? what is the stall speed if flaps that double cl,max are applied?
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Physics, 22.06.2019 11:00
If angle "a" is 25°, angle "b" is: a) equal to angle c b) less than angle c c) greater than angle c
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Physics, 22.06.2019 12:00
In an experiment, how can i change human errors? be specific.
Answers: 1
Kelli weighs 425 n, and she is sitting on a playground swing that hangs 0.36 m above the ground. her...
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