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Physics, 31.01.2019 09:45

This punnett square shows the cross between two pants. one parent has round seeds (rr). and the other parent has wrinkled seeds (rr) which best describes their offspring as shown in this cross?

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Physics, 30.01.2019 20:25

Aparticle of mass m = 0.2kg performs simple harmonic oscillation and its velocity varies in time according to the relation v= 2 cos 4πt (s. calculate: a) the distance between the two most remote positions. b) the acceleration when the displacement of the particle is x= +a. c) the velocity of the particle at time moment t=1/12 s d) calculate the restoration constant of the system and the rate of change of the momentum at the time moment the displacement is x= -a/2 it is given that cos π/3 = 1/2 and π^2 is about 10

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Physics, 30.01.2019 06:26

Aspacecraft that renters the earth’s atmosphere drastically slows down. the amount of kinetic energy the spacecraft has as it reenters the earths atmosphere

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Physics, 29.01.2019 23:02

Two students want to test whether the acceleration due to gravity is 9.8 m/s², as listed in their textbook. they dropped a ball and measured its velocity at different times. their results are in the table below. did the students' results support the textbook's value for acceleration due to gravity? a. no, the students found that the ball did not accelerate. b. no, the students found that the acceleration was 8.7 m/s². c. yes, the students' results agree with the textbook value of 9.8 m/s². d. no, the students found that the acceleration was 17.4 m/s².

Answers: 3

What can velocity be described as

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