Physics, 16.09.2019 23:10, savannahwonder
Earth’s atmosphere is constantly bombarded by cosmic ray protons that originate somewhere in space. if the protons all passed through the atmosphere, each square meter of earth’s surface would intercept protons at the average rate of 1500 protons per second. what would be the electric current intercepted by the total surface area of the planet?
Answers: 3
Physics, 22.06.2019 04:40, hannah1072
How is the gravitational force related to the distance between two objects?
Answers: 1
Physics, 22.06.2019 07:30, bell777
30 points - 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
Physics, 22.06.2019 10:00, ceasar6071
Students design a model roller-coaster track. they place a rubber ball at the highest point on the track and let it go. the ball rolls along the track pulled only by the force of gravity. eventually, it comes to a stop. which change to the design will result in the ball moving the greatest distance?
Answers: 1
Earth’s atmosphere is constantly bombarded by cosmic ray protons that originate somewhere in space....
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