Physics, 12.07.2019 12:10 lukeakalucas
Abucket of water can be whirled in a vertical circle without the water spilling out, even at the top of the circle when the bucket is upside down. explain.
Answers: 1
Physics, 22.06.2019 14:00
Awater balloon launcher uses an elastic band with a spring constant of 115 n/m to use thee launcher you stretch thee band back with a balloon n it the water balloons have a mass of 1.3 kg a) if you stretch the band by 0.8 m, what elastic force will the band exert? b) with the band stretched 0.8 m, how much elastic potential energy is stored in the spring? c) if you release the band, it pushes forward. what is the kinetic energy of the balloon when it reaches the natural length of the band? d) what is the speed of the balloon when it reaches the natural length of the band?
Answers: 1
Physics, 22.06.2019 22:30
Asailboat is traveling to the right when a gust of wind causes the boat to accelerate leftward at 2.5m/s2 for 4s. after the wind stops, the sailboat is traveling to the left with a velocity of 3.0m/s.assuming the acceleration from the wind is constant, what was the initial velocity of the sailboat before the gust of wind? answer using a coordinate system where rightward is positive.
Answers: 1
Physics, 22.06.2019 23:30
What kind of waves require a medium to travel? question 6 options: light waves mechanical waves all waves need a medium to travel electromagnetic waves
Answers: 1
Physics, 23.06.2019 00:20
When can a theory be modified if a new type of technology allows for new observations that raise new questions? a-immediately, while the questions about the theory are being asked b-after new hypotheses related to the theory are tested in experiments c-only after the new observations disprove all parts of the theory d-while scientists begin to think about how the theory could improve
Answers: 1
Abucket of water can be whirled in a vertical circle without the water spilling out, even at the top...
Mathematics, 06.04.2021 16:50
History, 06.04.2021 16:50
Mathematics, 06.04.2021 16:50
Physics, 06.04.2021 16:50
Physics, 06.04.2021 16:50
Physics, 06.04.2021 16:50
Mathematics, 06.04.2021 16:50
Physics, 06.04.2021 16:50
Chemistry, 06.04.2021 16:50
Physics, 06.04.2021 16:50
History, 06.04.2021 16:50
Mathematics, 06.04.2021 16:50