What is a hologram?

Today we created a hologram and wondered how a hologram works...

This is our research:

A hologram is a 3D image that is most likely be used in the future.
(Eleanor, Jessica and Scarlett)

Holograms are like 4 D images floating in the air. (Sam)

A hologram is created when the light projects on more than one surface. (Hugo)

A hologram is a floating light that can show pictures when it is dark. (Holly)

We used a small plastic pyramid to project our images. (Mia)

A device has to reflect onto a screen with 4 sides. (Ellie, Natalia, Miriam)

A hologram is a thing that bounces light to make an image. (Ellen, Sophie, Mia)

The light can reflect on the material and shows one picture on each screen of the pyramid. (Holly)

Holograms are used in movies like Star Wars and Iron Man. (Jessica, Eleanor, Scarlett)