Physics, 05.07.2019 03:40 kayleeblanton1132
Acannonball is launched from the ground at an angle of 30 degrees above the horizontal and a speed of 30 m/s. ideally (no air resistance) the ball will land on the ground with a speed of a. 0 m/s. b. 20 m/s. c. 30 m/s. d. 40 m/s. e. there is not enough information to say.
Answers: 1
Physics, 21.06.2019 22:30
Acricket ball of 70g moving with a velocity of 0.5 m/s is stopped by a player in 0.5s what is the force applied to stop the ball
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Physics, 22.06.2019 07:40
Astudent creates a model of a closed ecosystem by filling a glass tank half full with water, then adding 10 snails and two small aquatic plants. the next day, all the snails are dead. what is the most likely cause of their death?
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Physics, 22.06.2019 16:50
Aresistor with an unknown resistance is connected in parallel to a 9 ω resistor. when both resistors are connected in parallel to an emf source of 21 v, the current through the unknown resistor is measured with an ammeter to be 4 a. what is the resistance of the unknown resistor? answer in units of ω.
Answers: 3
Acannonball is launched from the ground at an angle of 30 degrees above the horizontal and a speed o...
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