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100
The loose, weathered material on Earth's surface in which plants grow
Soil
100
The study of how living things interact with each other and with their environment
Ecology
100
Speed is...
The distance an object traveled an object per unit of time
100
The overall force when all the forces have been added togther
Net Force
100
What is another name for Inertia
Newtons Seconed Law
200
A crumbly,dark brown soil that is a mixture or humus, clay and other minerals
Topsoil
200
The communtiy of organisms that live in a paticular area, along with their nonliving surrounds, make up a...
Ecosystem
200
Free fall is when
The only force on a object is Gravity
200
Momentum is....
The product of an objects's mass and velocity
200
Centripetal Force is...
A gravitational Force that pulls the satellite toward the center or the Earth
300
What is the other name for subsoil
B hodrizon
300
The behaviors and physical charcteristics that allow organisms to live successfully in thier enviroments
Adaptations
300
The amout of matter in a object...
Mass
300
Weight is...
The amount of force of Gravity on an object in space
300
Unbalnanced Forces can make objects..
Start Moving , Stop, or Change Direction
400
Energy is...
The ability to do work
400
A Biome is...
A group of land ecosystems with similar climates
400
Inertia is...
The tendancy of an object to resist change
400
Friction is
The force that one surface exerts on another when the two rub against each other
400
A thrown object is called a...
Projectile
500
A living is called...
A Organism
500
A object is in Motion when...
It's distance from another object is changing
500
An upward force that objects falling through air experience
Air Restance
500
Gravity
The force that pulls objects towards each other
500
Balanced Forces will...
Not change a objects direction
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