Gizmo Force and Fan Carts Questions and Answers Graded A

Gizmo Force and Fan Carts Questions and Answers Graded A A fan cart with the fan set to High rolled across a floor. The cart's speeds are shown below. If the fan were set to Medium instead, what could the cart's speed be at 5 seconds? A. 10.9 cm per second Force is needed B.F or a moving object to change its speed Rebecca puts her backpack on a fan cart and turns the fan on. She then measures the speed each second afterward. At 10 seconds the cart has a speed of 20 cm per second. How fast will the cart be moving at 12 seconds? D. 24 cm per second A fan cart is moving forward on a frictionless surface. If you change the fan speed from High to Low, what will occur? D. The cart will continue to speed up, but not as quickly as before The speed-versus-time bar graph for a fan cart experiment is shown below. What could have happened? B. The track was frictionless, and the fan was changed from High to Off after 8 seconds.