This instrument is use in measuring light intensity.

This is use in measuring earthquake intensity.

This instrument is use in measuring the volume of a liquid.

This means ascertaining which properties are similar or situations being observed.

This is where differences are said to be determined.

In science, this is the means of giving and receiving information.

This is what you called a non-living things that affect the environment.

This is what you called living things that affect the environment.

This is what callrd as th bottom-dwelling organisms.

This zone is directly above bathyal zone, it never recieves daylight and is marked by its cold, dark conditions.

This is also known as the midnight zone.

This is the bottom part that is below the open water zone, the zone that begins at the intertidal zone and extends downward to the ocean.

This kind of reproduction does not require the merging of sex cells.

This is said to be any water based environment in which the biotic components interact the abiotic components.

This is describe to be an object that revolves around another body.

This is one the largest satellite in the solar system.

What is the diameter of the moon?

What is the gravitational pull of the moon in reference to the fractional value of Earth?

What is the complete period of revolution of the moon around the Earth?

This is when the moon begins to wane- the lit part the is seen from Earth gets smaller and smaller.

This is when you see the whole lighted part side as the moon reaches one-half of its orbit.

This is after a week, where the moon has travelled one-fourth of its orbit.

This means using your sense organs to describe an object, an event or a natural phenomenom.