Physics, 13.01.2020 20:31 Mathcat444
Aball with a momentum of +4.0 kg m/s hits a wall and bounces straight back without losing any kinetic energy. the change in momentum of the ball is?
Answers: 2
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Molten iron fills a mould, which has a volume of 200 cm cubed. calculate the volume when the iron cools and solidifies.
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An alligator swims to the left with a constant velocity of 5 \,\dfrac{\text{m}}{\text s}5 s m ? 5, space, start fraction, m, divided by, s, end fraction. when the alligator sees a bird straight ahead, the alligator speeds up with a constant acceleration of 3 \,\dfrac{\text {m}}{\text s^2}3 s 2 m ? 3, space, start fraction, m, divided by, s, start superscript, 2, end superscript, end fraction leftward until it reaches a final velocity of 35 \,\dfrac{\text {m}}{\text s}35 s m ? 35, space, start fraction, m, divided by, s, end fraction leftward. how many seconds does it take the alligator to speed up from 5 \,\dfrac{\text {m}}{\text s}5 s m ? 5, space, start fraction, m, divided by, s, end fraction to 35 \,\dfrac{\text {m}}{\text s}35 s m ? 35, space, start fraction, m, divided by, s, end fraction?
Answers: 3
Physics, 22.06.2019 15:00
Lightning is an example of what phenomenon? a release of a large amount of energy an absorption of a large amount of energy a natural electric circuit a natural electric current
Answers: 1
Physics, 22.06.2019 17:30
Convection currents are caused by differences in what two things?
Answers: 1
Aball with a momentum of +4.0 kg m/s hits a wall and bounces straight back without losing any kineti...
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