almost any format:.jpg , .gif , .png are most common but you can open almost any other format
Photoshop's native format is PSD, or .psd
File format itself refers to the format a image was saved as.
By using photoshop of course
No. A Photoshop file would have .psd. .jpg is a standard format for photos. Files can be converted from one to the other easily with the Photoshop program.
Adobe illustrator (AI) is a vector file format to save vector illustrations. It is the default format for Adobe illustrator. Photoshop cannot save the images in to AI format but it can be opened in Photoshop.
Open photo in photoshop then go to File > Save, Save As and in save As dialog click to expand Format: drop down list and choose JPEG or PNG for format, then click Save button.
You will have to save the photos in a format that MS Word can deal with such as .png, .bmp, .gif, .jpg (jpeg), etc. Not .psd or any Photoshop Proprietary format. Then there are a number of ways you can get the image into your Word document:One is through the Insert > Image from File command and find the location of the picture, Click .Another is to find the file (with Windows Explorer), Copy , and in the Word document Paste
When you show your products photos to your customers and need to edit them, you will use adobe photoshop.
Photoshop is still recommendable for editing photos.
black and white photos are in style now and is effective
jpeg is standard, extension or format for photos and doesn't matter where is created, you can print those photos, share on web, email to friend, put it in pdf or word document, power point presentation...
In Photoshop - PSD file format.
photoshop
Recommended format is .psd format which preserve almost all Photoshop capabilities.