Answers: 2
Physics, 22.06.2019 15:50, ksiandua07
An object with initial temperature 130 โ f is submerged in large tank of water whose temperature is 50 โ f . find a formula for f ( t ) , the temperature of the object after t minutes, if the cooling constant is k = โ 0.2 . remember newton's law of cooling (the rate of change of temperature with respect to time is equal to k times the difference between the temperature of the object and the surrounding temperature) ! : )
Answers: 1
Physics, 23.06.2019 03:30, desiiraee6265
One soccer player (a) is moving at 4 km/h when she kicks the ball while another soccer player (b) is moving at 8 km/h. what statement accurately compares their kinetic energy if they have the same mass? a) both soccer players have the same kinetic energy. b) player b has twice the kinetic energy of player a. c) player b has four times the kinetic energy of player a. d) their kinetic energy can't be compared without knowing their mass.
Answers: 1
An object increases its velocity from 34 mis to 66 m/s at a rate of 5 m/s How much time
did it take...
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