Answer:
1st one is right..it helps filter waste inside the cell.
Barium is an element that is primarily used in fireworks because of its distinct green colour while on the other hand, lead is used in electrical industries due to its unique properties. The ions of these elements can simply be identified when its insoluble salts get precipitated by any process.
I think it can be dissolved but if u keep adding more sugar it will stop dissolving
this is known as condensation when cold and warm temperatures meet
The best answer between the two choices would be the first option TRUE because the scientific method is used to do more advance research and investigation on things.
