Table 2 Interactions and system responses in TangiTime

Era 1

1. Meteorite

1.1 Position

1.1.1 Meteorite fall simulation (DE)

2. Volcano

2.1 Position

2.1.1 Smoke simulation (DE)

2.2 Motion speed

2.2.1 Volcanic eruption simulation (DE)

2.2.2 Volcanic eruption sound (AU)

Era 2

1. Meteorite

1.1 Position

1.1.1 Meteorite fall simulation (DE)

1.1.2 Ozone layer simulation (DE)

1.2 Relocation

1.2.1 Increase number of meteorites (DE)

Era 3

1. Dragonfly

1.1 Position/relocation/to make fly

1.1.1 Digital dragonfly moves its wings (DE)

1.1.2 Physical dragonfly moves its wings (PE)

Era 4

1. Tyrannosaurus rex

1.1 Position/relocation

1.1.1 Digital Tyrannosaurus rex projection (DE)

1.1.2 Turn on/off Tyrannosaurus rex green eyes (PE)

1.1.3 Tyrannosaurus sound (AU)

2. Tricerátops

2.1 Position/relocation

2.1.1 Digital Tricerátops projection (DE)

2.1.2 Turn on/off Tricerátops green eyes (PE)

1.1.3 Tricerátops sound (AU)

3.1 Proximity

3.1.1 Proximity simulation (DE)

Era 5

-

-

1.1.1 Video projection (DE)