All Macs come with Apple's iLife software which includes iPhoto.
Drag it into iphoto
No. Their battery will be slightly depleted
The new MacBooks are only available in white.
maybe because it has issues
It is not possible to get iPhoto for Windows. iPhoto is only available for Mac. Windows does have several alternatives to iPhoto like Windows Live Photo Gallary and Picasa.
no the app iphoto is only for a mac sorry
Just plug in the camera. If iPhoto doesn't launch, open the iPhoto preferences and make it the default program.
To show the Welcome screen in iPhoto you need to open iPhoto and from the Help menu select Welcome To iPhoto. Don't forget to click the tickbox that says "Show this window when iPhoto opens" if you want it to open automatically next time.
Yes, MacBooks use lithium-ion batteries.
When using a recent version of iPhoto you click on the Facebook button in the bottom left corner to send a picture from iPhoto to Facebook.
An exclamation mark is shown when iPhoto has lost track of the photo in it's catalogue - usually because of duplicated names or Event names etc. Select the photo's thumbnail image and select "Revert to Original" from iPhoto's "Photos" menu to correct the problem.
Yes, if you have Picasa Iphoto you may upload any old pictures and use Picasa Iphoto on your desired picture/pictures.