Astudent performs a lab measuring the velocities of toy
cars of different masses.
which cars have the same magnitude of momentum?
check all that apply
car
car 1
car 1
car 2
car 3
car 4
car 5
mass
(ka)
5.00 kg
5.50 kg
6.00 kg
6.50 kg
7.00 kg
velocity
(m /s)
2.20
2.00
1.35
1.90
1.35
car 2
o car 3
car 4
car 5
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and exit
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Zack and tia played chess for 50 min they put the chessboard away at 11: 20 when did they start

A. find the power of the test, when the null hypothesis assumes a population mean of mu = 450, with a population standard deviation of 156, the sample size is 5 and the true mean is 638.47 with confidence intervals of 95 b. find the power of the test, when the null hypothesis assumes a population mean of mu = 644, with a population standard deviation of 174, the sample size is 3 and the true mean is 744.04 with confidence intervals of 95% c. find the power of the test, when the null hypothesis assumes a population mean of mu = 510, with a population standard deviation of 126, the sample size is 10 and the true mean is 529.44 with confidence intervals of 95

The volume of a rectangular prism is found by multiplying the length, width, and height of the prism. a rectangular prism has a width of 5x^2units, a length of 7x^3 units and a height of 2x^4 units. which is the volume of the prism in terms of x?