Back to topics

Why does your face look different in a close-up selfie?

A close-up selfie can change the apparent proportions of a face even before a filter touches it. Features nearer the camera gain more apparent size relative to those farther away, and moving the camera changes that relationship.

3–7 min

Questions you could explore

  • Why is zooming from one position different from moving closer?
  • How does camera-to-face distance change the relative size of nearby and more distant facial features?

Start reading

Ready to try your ideas aloud?

Your topic carries over. Record up to 2½ minutes, depending on your plan.

Arts and culture

How does perspective make a flat drawing look three-dimensional?

A drawing lies on a nearly flat surface, yet a few carefully angled lines can make it look like a long hallway stretching into the distance. In one-point perspective, receding parallel edges converge toward a single vanishing point on a horizon line, linking the flat drawing to a particular viewer's eye level.

3–5 min

How does perspective make a flat drawing look three-dimensional?

Arts and culture3–5 minA drawing lies on a nearly flat surface, yet a few carefully angled lines can make it look like a long hallway stretching into the distance. In one-point perspective, receding parallel edges converge toward a single vanishing point on a horizon line, linking the flat drawing to a particular viewer's eye level.

Arts and culture

Looking beneath a painting with infrared

The finished surface of an oil painting is not always the first version the artist drew on the panel. Because certain paint layers allow infrared light to pass through while carbon-based charcoal or ink absorbs it, infrared imaging can reveal hidden underdrawings and abandoned ideas beneath the visible masterpiece.

4–5 min

Looking beneath a painting with infrared

Arts and culture4–5 minThe finished surface of an oil painting is not always the first version the artist drew on the panel. Because certain paint layers allow infrared light to pass through while carbon-based charcoal or ink absorbs it, infrared imaging can reveal hidden underdrawings and abandoned ideas beneath the visible masterpiece.

Can a tradition be heritage without a building to preserve?

Arts and culture3–5 minA song, a craft skill, or a shared practice can be passed on without being fixed in stone. Intangible cultural heritage places importance on living knowledge and the communities that recognize and transmit it.

Why does your face look different in a close-up selfie? | Speech Topic | speaking.app