Write one example of each instrument that produce less amount of electricity and large amount of electricity.

Apendulum has a mass of 1.5 kg and starts at a height of 0.4 m. if it is released from rest, how fast is it going when it reaches the lowest point of its path? acceleration due to gravity is g = 9.8 m/s2. a. 2.8 m/s b. 0 m/s c. 5.9 m/s d. 4.3 m/s

What is the name of the perceived change in a sound wave’s frequency due to motion between the observer and the sound source?

The strong nuclear force acts over a small distance than the electrostatic force. true or false