SIENCE:

AIR PRESSURE AND BOTTLE HOLE


MATERIAL:
-A PLASTIC BOTTLE
-A PIN
-WATER
-A TRAY

STEP 1:

Put water inside the bottle and put the cap.

STEP 2:

Make a hole with a pin in the bottle.

STEP 3:

Look!!!The water don't go out, this happens because the air pressure push the water throug the hole and the water stays in the bottle.

STEP 4:

Now pick the cap and the water go out! This happens because the air pressure push the water trhoug the hole and the water go out.