Physics, 05.05.2020 18:18 AriesTwice
A person picks up a snowball with a mas of 150 grams from the ground to a heigh of 180 cm and then throws it with a speed of 12m/s. what is the work done by person on the snowball?
Answers: 1
Physics, 21.06.2019 18:00, Pumpkinputters
Awind turbine is initially spinning at a constant angular speed. as the wind's strength gradually increases, the turbine experiences a constant angular acceleration 0.173 rad/s2. after making 2870 revolutions, its angular speed is 132 rad/s. (a) what is the initial angular velocity of the turbine? (b) how much time elapses while the turbine is speeding up?
Answers: 1
Physics, 22.06.2019 05:30, kaitlynmoore42
James is trying to prove newton's 2nd law of motion. he tries to move four different objects with different masses, shapes, and sizes from point a to point b. the objects are a toy car, a car, a refrigerator, and a kitchen table. after some experimentation, he finds that force is dependent on the mass of the object, rather than it's size or shape. the object that takes the most force to move is the
Answers: 1
Physics, 22.06.2019 12:30, promcafee8788
Awheel of mass 48 kg is lifted to a height of 0.8 m. how much gravitational potential energy is added to the wheel? acceleration due to gravity is g = 9.8 m/s2. a. 30.4 j b. 3.1 j c. 297.9 j d. 11,321 j
Answers: 1
Physics, 22.06.2019 15:00, tanaemichel
Sodium chloride, nacl, is formed when a sodium atom transfers its electron to a chlorine atom. the difference in charge between the two atoms creates a(n) attraction that bonds them together.
Answers: 1
A person picks up a snowball with a mas of 150 grams from the ground to a heigh of 180 cm and then t...
Mathematics, 11.02.2021 02:20
Mathematics, 11.02.2021 02:20
History, 11.02.2021 02:20
Advanced Placement (AP), 11.02.2021 02:20
Social Studies, 11.02.2021 02:20
Mathematics, 11.02.2021 02:20