Physics, 08.01.2021 01:00 bultron1966
A 420 g soccer ball is kicked into the air with an initial velocity of 30 m/s. How much kinetic energy does the soccer ball have?
Answers: 1
Physics, 22.06.2019 22:30, lakhanir2013
You add 800 ml of water at 20c to 800 ml of water at 80c what is the most likely final temperature of the mixture ? a. 100c b. 60c c. 25 c d.50c
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Physics, 23.06.2019 02:30, monkemily1
An airplane is flying with a velocity of 240 m/s at an angle of 30.0∘ with the horizontal, as the drawing shows. when the altitude of the plane is 2.4km, a flare is released from the plane. the flare hits the target on the ground. what is the angle θ?
Answers: 3
Physics, 23.06.2019 06:20, Nelo8970
69. air frictionthe velocity of the satellitea. decreases b. increases c. sometimes increases sometimedecreases d. no effect at all70. the unit of gravitational potential energy isa. jouté b. watt c. newtond. pascal71. which of the following is not influenced by a magneta. cobalt b. copper c. irond. nickel72. one joule of work done in one second by unit positive chargea.1 watt b.1 volt c.1 js d. none73. the most deviated colour of light after passing through a prisea. violet b. red c. green d. yellow4. a coin is placed below a beaker fill with water upto 12 cm isdisplaced by water isa. 9cm b.6cmс.3cmd.7cm
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Physics, 23.06.2019 08:00, emmamerida
Mechanical energy is when there are no forces causing an object to lose energy. a. increased b. conserved c. decreased d. doubled i need this answer ! .
Answers: 2
A 420 g soccer ball is kicked into the air with an initial velocity of 30 m/s. How much kinetic ener...
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