What did i do wrong? {free 141 points}
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Physics, 22.06.2019 05:30
Astudent pushes on a 20.0 kg box with a force of 50 n at an angle of 30Β° below the horizontal. the box accelerates at a rate of 0.5 m/s2 across a horizontal floor. what is the value of the normal force on the box? 200 n 243 n 156 n 225 n
Answers: 2
Physics, 22.06.2019 19:30
Complete these sentences. if a roller coaster train has a potential energy of 1,500 j and a kinetic energy of 500 j as it starts to travel downhill, its total energy isj. once the roller coaster train gets closer to the bottom of the hill, its kinetic energy increases to 1,100 j, and its potential energy decreases to j. when the train reaches the bottom of the track and is traveling along the ground, its kinetic energy isj.
Answers: 1
Physics, 23.06.2019 08:00
(10 pts! ) the major factor which causes seasonal weather changes on the earth is: a. elliptical orbit b. variation in distance from sun c. tilt of the axis d. atmosphere
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Physics, 23.06.2019 08:00
Describe a mesomorph body type and expain why this body type a sportsperson to perform well in either football swimming or cross country
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Mathematics, 09.11.2020 08:50
Mathematics, 09.11.2020 08:50
Mathematics, 09.11.2020 08:50
Mathematics, 09.11.2020 08:50
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Social Studies, 09.11.2020 08:50
Social Studies, 09.11.2020 08:50
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Biology, 09.11.2020 08:50
Chemistry, 09.11.2020 08:50
Mathematics, 09.11.2020 08:50
Mathematics, 09.11.2020 08:50