Physics, 31.07.2019 20:00 marinahuntg
In a uranium fission reaction, uranium splits into two smaller atoms and energy. where did the energy come from? a. chemical bonds are broken, and chemical energy is released. b. when the uranium splits, mass and energy are created making the two new atoms. c. some of uranium's mass is converted into energy, so the smaller atoms have less mass. d. the energy had to be the kinetic energy of the atom of uranium before it split. i know its not b or a because i got them ; -; ! i'm thinking its d
Answers: 2
Physics, 22.06.2019 06:40
How does the kinetic energy of a charge change as the charge moves under the effect of an electric field from higher potential to lower potential? a.the kinetic energy increases.b.the kinetic energy decreases.c.the kinetic energy remains the same.d.the kinetic energy is always zero.
Answers: 1
Physics, 22.06.2019 18:30
Acar starts from rest at a stop sign and reaches a velocity of 25 m/s w in 4 seconds. determine the acceleration of the car. question 3 options: a) 6,25 m/s2 b)6.25 m/s c)100 m/s2 d)100 m/s
Answers: 1
Physics, 23.06.2019 08:00
Diego is trying to lift a piano to the second floor of his house. diego uses a pulley system and gives a big lift to the piano. the piano moves upward, then stops, and then it starts to fall to the ground. which list best describes the forces on the piano in the proper order? a.positive force, balanced force, negative force b.negative force, balanced force, positive force c.positive force, unbalanced force, negative force d. negative force, unbalanced force, positive force
Answers: 1
Physics, 23.06.2019 10:10
Human population projections are subject to change due to fluctuations in global fertility and mortality rates
Answers: 1
In a uranium fission reaction, uranium splits into two smaller atoms and energy. where did the energ...
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