Matter
Anything that takes up space
What is Matter?
Any living thing that can carry out life on its own
Whatorganism?
The smallest part of a living thing
What is a cell?
Any form of water that falls to the ground
What is precipitation?
The amount of matter that makes up an object
What is mass
The way that organisms take things in and out
What is a transport system?
Water that flows from land back to a water source
What is runoff?
The measure of how tightly packed the matter is in an object
What is density?
These are the animals that eat primary consumers
What is a primary consumer?
A force that pulls an object toward the center of the earth
What is gravity?
A group of organs that work together to do the same job
What is a system?
a large body of air with about the same temperature, humidity and air pressure .
What is air mass?
The ability of a material to react with other materials in a certain way
What is chemical property?
All the living things in an ecosystem
What is a community?
Physically breaking down food into smaller particles.
What is mechanical digestion ?
warm air that moved in over a cold air mass that is in its place; brings light storms that can last for days.
What is a warm front?
What is a stationary front?
A network of overlapping food chains in an ecosystem.
What is a food web?
a trait that a living thing gets from its parents or family
What is an inherited trait
An air current in the upper atmosphere that flows from west to east
What is jet stream ?