Answer:
the time of motion of the ball is 6.89 ms.
Explanation:
Given;
angular speed, ω = 38 rad/s
angular distance, θ = 15 degrees
Angular distance in radian;

Time of motion is calculated as;

Therefore, the time of motion of the ball is 6.89 ms.
C.
Nitrogen has the atomic no. of 7 so the proton and the electron no. is 7.
Three more electrons are needed to fulfil the octet structure: 2,8
Answer:
An example of a mixture would be salt water
I believe the answer is A. shorter wires