science time

For science with Mr bush we did a sound check, including ...bags, air , sand ,water , rocks , leaves & bark & we used a timer to see if we can hear it behind the bags fill of the stuff that I mentioned before.In room 13 we had to get a straw and mix red,blue,yellow and green together except one at a time to make a traffic light drink.In room 16 we formed moon craters in flour we used a tennis ball a ping pong ball and a golf ball to make moon craters. For it we used different heights.