Name: Ahnesti Davis
Student Exploration: Force and Fan Carts
: 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, it did not move.
). Press the
fan speed button to turn
on the fan. Click
. What happened?
is something that causes change in motion. What
provided the force that made the cart speed up?
The speedometer shows the cart’s
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 cart?
is a force that works against motion as surfaces touch each other. Click
. Select the
. What was the final speed this time?