Work and Machines
Name: ______________________ Date: ____________
Draw a line from each item on the left to its match on the right.
1. Efficiency
A. Production of a certain amount
2. Kinetic
B. Any mechanical or electrical device that transmits or modifies energy to perform or assist in
3. Machine
C. A statement that expresses a personal opinion or belief or adds information
4. Effort
D. Relating to the motion of material bodies and the forces associated therewith
5. Conservation
E. A division of some larger or more complex organization
6. Input
F. A rigid bar pivoted about a fulcrum
7. Force
G. The maintenance of a certain quantities unchanged during chemical reactions or physical
8. Lever
H. Skillfulness in avoiding wasted time and effort
9. Output
I. Use of physical or mental energy
10. Arm
J. A push or a pull