Student Exploration: Force and Fan Carts - h
: force, friction, position, speed
Prior Knowledge Questions
(Do these BEFORE using the Gizmo.)
If you are pushing a shopping cart and you start pushing harder, what happens?
What happens to a shopping cart if you get it rolling and then release it?
In the Gizmo, turn the fan
. Did the cart move? __no_____________
. Press the
fan speed button to turn on the fan. Click
The cart passed the finish line in 15 seconds._
is something that causes change in motion. What provided the force that made
the cart speed up?
The speedometer shows the cart’s
, or how fast it moves. A speed of 30 cm per
second means the cart moves 30 cm every second. What was the final speed of the
is a force that works against motion as surfaces rub each other. Click
. What was the final speed this time?
134.3 cm per second_____________________________________
Force and Motion
Launch “Force and Fan Carts”
Be sure there are no objects on the cart.
should be set to
Question: How does force affect motion?
Run Gizmo: Press
. What was the final speed of the cart?