As long as you cite the references you are good to go. I do it all the time.
One can find images for use in a presentation when one searches on the website of Google Images. One just needs to type in the keywords, then, a host of pictures will appear for one to choose from.
google images google images
we get pictures from google images
No, you can't put pictures on Google Images. You can put them into Google+ and they'll show in images.
google images, yahoo images images
Yes if you go on Google and go on images.
on google images
You don't directly put pictures on Google Images. Those images are crawled by bots and cached into Google Images automatically. Depending on the search frequency and popularity, more relevant (and popular) pictures will appear first, which corresponds to your search.
Google images or Yahoo images both have pictures of anything.
You can go to google and google images.
Google Images, Yahoo! Images, and IMDB.com.
You can find pictures for the 3rd amendment on Google images, or on Bing images.