Match the Following Worksheet

What is a simple machine that uses grooved wheels and a rope to raise, lower, or move a load?
This is necessary to get something moving.
What type of simple machine is a seesaw on a playground?
Blue Litmus paper is dipped in a solution. It remains blue.
soil very rich in humus and have high water retaining capacity
The amount of air trapped is more in this soil
Rocks are of 3 types- Igneous, sedimentary and
A device, which can break an electric circuit, is called as
An electric circuit in which electrical contact at any point is broken
The dark area behind any opaque object where the light cannot pass through.
The image is erect and smaller in size than the object
A mouth mirror used by dentist is
7. Materials that don't allow electricity to flow through them easily are called
Metals are