Who originally proposed the concept that matter was composed of tiny indivisible particles?

Answer as quick as ! kate is working on a project in her tech education class. she plans to assemble a fan motor. which form of energy does the motor convert most of its electric energy into? a. light energyb. motion energyc. sound energyd. thermal energy

Which of the following is an example of units for speed

We put a force of 50n on an object and the acceleration is 100 m/s². what is the mass of the object?