1) Sandpaper a) High friction b) Low friction 2) Sandpaper a) Travels a short distance b) Travels a long distance 3) Carpet a) High friction b) Low friction 4) Carpet a) Travels a short distance b) Travels a long distance 5) Grass a) High friction b) Low friction 6) Grass a) Travels slowly b) Travels quickly 7) Rough Surfaces a) High friction b) Low friction 8) Rough Surfaces a) Travels slowly b) Travels quickly 9) Smooth surfaces a) High friction b) Low friction 10) Smooth surfaces a) Travels a short distance b) Travels a long distance 11) Foil covered ramp a) High friction b) Low friction 12) Foil covered ramp a) Travels a short distance b) Travels a long distance 13) Wax paper a) High friction b) Low friction 14) Wax paper a) Travels slowly b) Travels quickly 15) Tile floor a) High friction b) Low friction 16) Tile floor a) Travels slowly b) Travels quickly

Friction Challenge

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