Water Cycle Experiment

Supplies Needed:

• Sealable plastic bag, sandwich size
• Sharpie marker
• Water
• Blue food coloring
• Painter’s tape

Instructions:

1. Draw a cloud and sun at the top of the plastic bag.
2. Near the bottom of the bag, draw waves. We recommend making them about an inch in height.
3. Fill your plastic bag with water up to the water line you drew.
4. You can add blue food coloring.
5. Tightly seal your plastic bag.
6. Tape it to a sunny window.

Track how long it takes for the water to evaporate. Discuss how the sun causes condensation and how the water will eventually evaporate.

Enjoy exploring weather!

Tornado in a Bottle

Supplies Needed:

• Two empty 2-liter plastic bottles
• Tornado Tube connector
• Water
• Dish soap
• Food coloring

Instructions:

1. Fill one empty two-liter bottle 2/3 full with water.
2. Add a little dish soap and food coloring.
3. Screw the Tornado Tube onto the bottle.
4. Then attach the second plastic bottle to the other end of the Tornado Tube.
5. Now, place the connected bottles on a flat surface with the empty bottle down.
6. Grab the end of the full bottle and shake it in a circular motion until a vortex forms inside the bottle.

Now your have your very own demonstration of vortex in action.

Enjoy exploring weather!