Physics, 22.11.2019 02:31 haleyscales825
Li a 1500 kg weather rocket accelerates upward at io mis 2. it explodes 2.0 s after liftoff and breaks into two fragments, one twice as massive as the other. photos reveal that the lighter frag- ment traveled straight up and reached a maximum height of 530 m. what were the speed and direction of the heavier frag- ment just after the explosion?
Answers: 1
Physics, 22.06.2019 09:00
Agroup of students is studying convection currents. they fill two identical balloons with the same amount of helium. one balloon is placed in a freezer and the other in an area with warm air. after 10 minutes, the balloons are released from a height of 1 meter. which of the following do the students most likely observe? question 2 options: the balloons rise at the same rate. both balloons are the same size. the ballons both rise. the cold ballon is larger than the warm balloon. the cold balloon expands and rises. the warm balloon shrinks and sinks. the warm balloon expands and rises. the cold balloon shrinks and sinks.
Answers: 3
Physics, 22.06.2019 10:00
Asap and show ! a 14 kg rock starting from rest free falls through a distance of 5.0 m with no air resistance. find the momentum change of the rock caused by its fall and the resulting change in the magnitude of earths velocity. earth mass is 6.0 * 10^24 kg. show your work assuming the rock earth system is closed.
Answers: 2
Physics, 23.06.2019 00:50
Mark creates a graphic organizer to review his notes aboutelectrical force.which labels belong in the regions marked x and y?
Answers: 1
Physics, 23.06.2019 02:10
Which best describes the weak nuclear force? it maintains attraction between the m ecules in liquids. it attracts the nucleus of one atom to the nucleus of another atom. it pulls all matter in the universe together it keeps particles that make up protons and neutrons together
Answers: 1
Li a 1500 kg weather rocket accelerates upward at io mis 2. it explodes 2.0 s after liftoff and brea...
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