GIVING BRAINLEST TO WHOEVER HAS THE RIGHT ANSWER! Plz and thx Food and fossil fuels are considered to be sources of energy

1. Mechanical

2.Light

3.Nuclear

4. Chemical

What is the polyatamic ion of thiosulfate

In the millikan oil drop experiment they determined that every drop had a charge which was a while number multiple of -1.60x10^-19. if a drop has a total charge of -9.60x10^-19 then how many excess electrons are contained within the drop?

Geothermal energy for industrial use is available almost anywhere. a. true b. false