These are "h" tags. They are used for titles and subtitles. They range from h1 to h6

"p" tags are used for sentences and paragraphs. "p" tags create a line-break every time they are used

"pre tags are used for pre-formatted text. They will retain spacing of the source text when they are used"

This is an Image tag, it's used adding images to the screen

This an unordered list
• dog
• gato
• mouse
• bird

This is an ordered list
1. dog
2. gato
3. mouse
4. bird