Dali

 

1

Dali is a 'shooter'.  Made by a creative specialist. 

 

2

Batteries are on both sides and are covered. The base is 14 cm - 6", height 11cm - 4" and width 11cm - 4" at base and 5.2 cm - 2" at the top.

3

Dali is controlled by a remote which sets the strength of the propulsion before 'he' is activated.

4

He shoots billiard and other balls along a narrow channel 12 feet long.  The channel includes a tape measure.  It can be raised at the far end. 

5

Balls of the same diameter can be propelled to demonstrate mass in conjunction with their weight.  Different sizes may travel the same distance.  Speed is variable.

6

The remote control

7

Ready to propel

How far will the ball travel?

Depends on the setting.

The yellow strip is a tape measure.

8

Pupils in groups can record data and compare at the end.  Find averages for specific balls and so on.

pagetop