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Across 3. Oscillating part of the backhoe that moves the arm and thus the bucket up and down. 6. Hydraulic device consisting of a telescopic arm that controls the back-and-forth movement of the bucket 7. Machine made up of a pivot cab with a bucket attached for moving various types of material. 8. Axle enabling the arm to articulate with the boom. 9. Bucket for digging into the ground; it is loaded by dragging it toward the tractor. 10. Platform that supports the boom and rotates on the turntable. 11. Protrusions along the rim of the bucket that cut into the material to be moved. 12. Compartment from which the operator manipulates the shovel. 14. Oscillating part of the backhoe that moves the bucket toward and away from the tractor. 16. Combustion engine in which the compressed air becomes sufficiently hot to ignite the injected fuel.

Down 1. Hydraulic device consisting of a telescopic arm that controls the movement of the arm. 2. The hydraulic shovel’s metal structure. 4. Retractable component that stabilizes the machine when the shovel is in use. 5. Compartment from which the operator manipulates the shovel 11. Circular path on which the cab rolls as it pivots on a vertical axle. 13. Weight counterbalancing the load in the shovel to stabilize the shovel. 15. Hydraulic device consisting of a telescopic arm that controls the movement of the boom.