Understanding Holograms

What is a key feature of holograms that makes them appear 3D?

• They are projected onto a screen.

• They use multiple colors.

• They have motion parallax.

• They are made of 3D materials.

How do holograms differ from regular photographs?

• Holograms require special glasses to view.

• Holograms are always black and white.

• Holograms change images based on viewing angle.

• Photographs are 3D while holograms are 2D.

What is the role of laser beams in creating holograms?

• They provide color to the hologram.

• They create interference patterns.

• They make the hologram visible in daylight.

• They are used to project the hologram onto a surface.

What happens when you cut a piece of a hologram?

• The hologram loses its 3D effect.

• The piece shows only a part of the object.

• The entire object can still be seen in the piece.

• The piece becomes a regular photograph.

What was the 'Tupac hologram' actually an example of?

• A true 3D hologram.

• A new type of laser technology.

• A digital projection.

• A stage trick called Pepper's Ghost.