Materials will stay charged as long as the electrons have no way of entering or leaving the materials.
Depends on what you are doing on your iphone
Because there is no insulator attached to it to prevent escape of charge.
how long do batterys work for a car?
36 hours i think
if they are rechargeble batteries then yes you can but they wont stay charged for that long
7 years from the date of first delinquency
A PBJ sandwich can stay unrefrigerated for about 2 hours before it becomes unsafe to eat due to the risk of bacteria growth.
Meat can stay in a crockpot on the "warm" setting for a maximum of 2 hours before it becomes unsafe to eat due to the risk of bacterial growth.
If it was committed after your 18th birthday it becomes a permanent part of your criminal history record.
scrap OR waste >>If this is for Binweevils then it is SCRAP and STAY becomes STOP...<<
You can stay in a steam room no longer than around fifteen or twenty minutes before it becomes hazardous to your health.
You can cause the leaves of an electroscope to repel each other by introducing a charged object near the top of the electroscope, which will induce a charge separation in the leaves. If the leaves are made of a conductive material, the like charges in the leaves will repel each other, causing them to diverge and stay that way as long as the charged object is present.