33. This simple machine is considered as one of the six classical simple machines which is
used as an aid for raising and lowering a load
A. Lever
B. Pulley
C. Wedge
D. Inclined Plane

34. Which simple machine can be used to separate two objects or portions of an object or
hold an object in place?
A. Lever
B. Pulley
C. Wedge
D. Screw

35. Which simple machine retains or holds things together?
A Lever
B. Pulley
C. Wedge
D. Screw

36. Which simple machine is used in a variety of ways to lift loads, apply forces, and to
transmit power?
A Lever
B. Pulley
C. Wedge
D. Screw

37. Which type of puiley allows you to raise the flag?
A. Fixed Pulley
C. Block and Tackle Pulley
B. Movable Pulley
D. Both Fixed and Movable Pulley​