Physics, 26.11.2019 06:31 Redhead667
Ablock moving to the right on a level surface with friction is pulled by an increasing horizontal force also directed to the right. as the applied force increases, which of the following is true of the normal force and the frictional force on the block? normal forcefrictional force a. increasesincreases b. increasesremains constant c. remains constantincreases d. remains constantdecreases e. remains constantremains constant
Answers: 3
Physics, 22.06.2019 14:30
When is a current produced? when the terminals of an electrochemical cell are connected by a wire if the electric circuit is opened in an electrochemical cell if the electrolyte is removed from an electrochemical cell when the electrodes are reversed in an electrochemical cell
Answers: 2
Physics, 22.06.2019 15:00
10 points! will mark brainiest! in a heat engine if 1,000 j of heat enters the system and the piston does 500 j of work, what is the final internal energy of the system if the initial energy was 2,000 j 1: write the equation 2: list out your known variables 3: plug the numbers into the equations 4: solve 5: write your solution statement that includes initial energy and final energy added you so much!
Answers: 3
Ablock moving to the right on a level surface with friction is pulled by an increasing horizontal fo...
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