1.Washing hand is important
2.Surface tension of water
3.Easy experiment using
household items
WHAT WILL WE
LEARN TODAY?
YOU WILL NEED
Water, soap & pepper
What will happen
if you put your
finger in the
water?
PREDICT
1.Cover the bottom of your plate or
cup with water.
2.Sprinkle pepper across the surface
of the water
3.Stick your finger in the center of
the dish, did anything happen?
STEP 1
1.Now dip the tip of your finger into
the liquid dish soap.
2.Now stick that finger into the center
of the dish. What happens?
3.Measure the distant with a ruler.
STEP 2
WHAT HAVE YOUWHAT HAVE YOUWHAT HAVE YOU
FOUND OUT?FOUND OUT?FOUND OUT?
1.WHY DO YOU THINK THE PEPPER FLOATS INSTEAD OF SINKING?
2.WHICH DIRECTION DID THE PEPPER MOVE — TOWARD THE SOAP
OR AWAY FROM IT?
3.WHAT IS SOAP USED FOR IN REAL LIFE? CAN IT MOVE THINGS?
STEAM ELEMENTSSTEAM ELEMENTSSTEAM ELEMENTS
SCIENCE: SURFACE TENSION
TECHNOLOGY: USING TOOLS LIKE SOAP AND PEPPER
ENGINEERING: TECHNIQUES TO APPLY SOAP AND PEPPER
ART: WATCH HOW THE PEPPERS SCATTER (SPIRAL OR PATTERNS)
MATH: MEASURING THE DISTANT