9)

Maximum height of rockets


Half-filled Three-quarters filled Full

2-liter bottle 18m 21m 17m

1-liter bottle 12m 15m 20m

0.5-liter bottle 10m 12m 14m


Plastic soda bottles are hooked up to a launcher. The launcher uses the water pressure to propel the rocket upward. What combination yields greatest height?

AA full 2-liter bottle
BA full 1-liter bottle.
CA three-quarter full 1-liter bottle
DA three-quarter full 2-liter bottle

Verified Answer :

The plastic soda bottles should be
D) A three-quarter full 2-liter bottleThe bottle with the greater volume will create more pressure but that pressure is delivered through the gas that is in the space in the bottle that is why the bottle should not be completely full.

Answer:

The plastic soda bottles should be

D) A three-quarter full 2-liter bottleThe bottle with the greater volume will create more pressure but that pressure is delivered through the gas that is in the space in the bottle that is why the bottle should not be completely full.

Explanation: