4. Why do you need to use an inclined pland?
A. I lessons the time used in certain thing
B. It less the effort over a distance.
C. It less the resistance exerted.
D.It can be used to lift cars

5. In a class I Lover flike a swy, the movement of the effort is
A opposite to the direction of the load. B. in the same direction as the load
C. independent of the direction of load. D. perpendicular to the direction of the load.

6. When a wedge is pushed down between hjects, the objects
A. press together
B. move apart
C. Also moved down
D. Do not move

7. When using a broom to weep a floor, your mechanical advantage will be than I and your fulcrum will be your hand at the top of the broom. This means the broom acts as which class of lever?
A First
B. Second
C. Third
D. Fourth

8. In using a wheel barrow to carry loads like soil and rocks, you put these at the center of the machine, What class of lever is a wheel barrow?
A First
C. Third
B. Second
D. Fourth
Part 1/3​