Day 5 Puzzle

5. the materials caddy represented this in our last lab
6. we draw these to represent the size and direction of a force
7. a force that pulls things down towards Earth
9. the fulcrum is at one end and the load is at the opposite end. The least amount of effort force is required in the middle, and more effort is needed as you get closer to the load
11. a Class 2 lever requires less effort than a Class 1 lever because its effort arm is ___
12. the fulcrum is at one end and the load is between the fulcrum and the effort force, so lifting the load requires less effort than in a Class 1 lever
13. a ___ is a push or pull

1. distance from the fulcrum to the point where you apply the effort force
2. the Crayola marker represented this in our last lab
3. the fulcrum is in the middle, with the effort force applied to one side and the load force applied to the other
4. a lever is a type of this
8. how many different types of levers exist
10. the closer the load is to the fulcrum, the ___ effort is needed to lift it
11. the wood ruler represented this in our last lab