Make a Lung Model
What to use:
Big empty plastic bottle
3 Balloons (1 big, 2 small)
2 Sturdy straw
1 Pair of scissors
10 Rubber bands/Clear Tape
What to do:
1. Unscrew the cap of the 2-liter bottle and create two holes that are apart from each other using a pair of scissors. Make sure that the holes are just big enough to fit the straws.
2. Stick the two straws through the holes of the bottle cap, then place one balloon at the end of each straw and secure them with rubber bands/clear tape, as shown on the figure on the below:
3. Using a pair of scissors, cut the bottom out of the 2-liter plastic bottle.
4.Stick the balloon ends of the straw through the bottle opening and screw the lid on tightly.
5. Stretch out the larger balloon and place over at the open bottom of the bottle. Secure it with rubber bands or clear tape as tightly as possible. Refer to the figure on the below.
6. Pull the larger balloon down; that is, away from the bottle, in order to blow up the two small balloons.
7. Push the larger balloon towards the bottle in order to let the air out of the two small balloons.
8. Once the model is done you can send a picture or a video via messenger.
Please Paki sagot ng Ma ayus