Collecting a gas by displacement of a liquid 💧.
Select the correct group of words by clicking on the group in italics to be removed.

• Sentence 1
  Air bubbles / Water drops coming from the balloon appear at the end of the tube placed under the inverted bottle.

• Sentence 2
  These bubbles / These drops rise inside the bottle because air is more / less dense than water.

• Sentence 3
  The bottle fills with water / air.

• Sentence 4
  The crystallizing dish contains the same quantity / is filled with water.

📊 RESULT: