Image properties

Our note on saving and viewing image properties contains a picture of Lucas. Answer the following questions about the image:
  1. What is the image file size?
  2. What is the unit of measurement for the file size?
  3. What is its width?
  4. What is the unit of measurement of the width?
  5. If you let the cursor hover over the image, a title will appear in a "tool tip" box. In one clear, concise sentence, explain how I got that to work. Use the words "attribute" and "value" in your sentence.