**Moon verse earth, separating a lump of clay into 50 equal pieces, one piece moon, rest put together and is mass of earth. **Did distance away earth and moon using the clay models.
Sound
Aluminum rods, where you rub them correctly, they vibrate and make sound.
Cut up straws and make a simple kazoo
Each explained a sound energy activity, I brought in a windup clock and ziplock bag so that sound can travel thru water.
Long balloon and can hear other person talk on the opposite side of balloon (through the balloon).
Plastic/metal wire that has ridges on it (Singing wire). Run through your finger at the correct speed and can hear words.
Talking chicken - a cup and string that you make into the head of a chicken. Run string between finger and sound is amplified in cup. Really does sound like a chicken.
Solar System
Thousand year model of the solar system
Moon verse earth, separating a lump of clay into 50 equal pieces, one piece moon, rest put together and is mass of earth.
Did distance away earth and moon using the clay models.