Almost right. protons are positive and electrons are negative. so when you run the balloon on your hair, electrons are transferred between them (i’m not sure which direction) and now one is positively charged as it lost negative particles and one is negative as it gained negative particles (electrons). opposite charges attract
Power = work / time = 8000J / 20s = 400W
Answer:
An organelle is a structure in a cell that has specific jobs to do. Organelles are held in the cytoplasm
The angular speed is defined as:
<h2> ω=

</h2>
where


