Saved Bookmarks
| 1. |
state the reason why water get filled in the dopper when we press the bulb of a dooper before placing itswater nozzle in water |
|
Answer» because of air to release all the air present in the dropper to get FILL the dropper properly it's a reason where air PLAY its role as a stop EXPLANATION:because of air PRESSURE we press BULB of a dropper |
|