BOUTUA BASIC SCIENCE ONLINE ASSESSMENT (Basic 6)

___ is any device that can make work easier and faster.

• Computer

• Simple machine

• Structure

• Movement

___ lever is referred to which the fulcrum is found between the load and the effort.

• First class

• Second class

• Third class

• Fourth class

All of these are examples of first class lever except.

• See-saw

• Scissors

• Tongs

• Pliers

In the ____ lever the force is found to be present between the load and fulcrum.

• First class

• Second class

• Third class

• Higher class

____ is a simple machine for lifting loads producing a great force to do various work.

• Pulley

• Lever

• Screw

• Inclined plane