A cold blooded vertebrate that spends it's child life in water and adult on land

Causes disease

The smallest unit that is able to preform the basic functions of life

When the air reaches saturation

A push or pull

A state of matter with no definite volume or shape

Layered balls of ice

A simple machine that is slanted

A wind that flows in the upper troposphere

The energy of motion

A solid bar that rotates, or turns around a fixed point

A device that makes things easier

the SI unit of force. It is equal to the force that would give a mass of one kilogram an acceleration of one meter per second per second, and is equivalent to 100,000 dynes

An individual organism made of one or many cells

Tiny multicellular grains that contain the undeveloped sperm of a cell

An observation that has a number in it

A cold blooded vertebrate with scales,horns,or plates

A plant embryo enclosed in a shell

The science of classification and naming animals

Radiation of higher frequencies then visible light

Any factor that can change in controlled experiment

The condition of earths atmosphere at a certain time or place