Category 1
The nonliving parts of an ecosystem
Abiotic Factors
________ happens when a population surpasses the ecosystem's carrying capacity
Overpopulation
________ energy is stored and depends on the interaction of objects
Potential
What is the source of geothermal energy?
Thermal energy from inside the Earth
_________ states that the total momentum of a group of objects remains the same unless outside forces act on the objects
Light, Water, Temperature, Soil, and Atmosphere
Abiotic Factors
The gradual change from one community to another community in an area
Succession
Thermal energy is emitted from a body as which form of electromagnetic waves?
Infrared Waves
Which type of energy is in motion?
Kinetic
Forces that two objects apply to each other
Force Pair
All the living or once-living things in an ecosystem
Biotic Factors
_________ is the growth of a population under perfect conditions with no limiting factors
Biotic Potential
The ability to cause change
Energy
Any motion in which an object is moving along a curved path is
Circular Motion
Which type of force will cause a change in an object's motion?
Trees, Deer, Sunflower, Dead Fish
Biotic Factors
A model that shows several connected food chains
Food Web
How is radiant energy used?
Cooling/Heating homes and Manufacturing
______ is a force that resists the motion of two surfaces that are touching
Friction
What happens to the gravitational force between two objects as they move farther apart?
It decreases
A symbiotic relationship in which one species benefits and the other is neither helped nor harmed
Commensalism
________ model how energy flows in an ecosystem through feeding relationships
Food Chains
What type of electromagnetic waves does a cell phone use?
Microwaves
_______ is an attractive force that exists between all objects that have mass.
Gravity
A speedometer can be used to tell the _________ of an object at a specific instant in time
Instantaneous Speed
Commensalism
A plant is an example of a
Energy can be transformed from one form to another form, but it cannot be created or destroyed
Law of conservation of energy
The tendency of an object to resist change in its motion is
Inertia
A __________ is the starting point you choose to describe the location, or position, of an object
Reference Point
A symbiotic relationship in which two species benefit from the relationship
Mutualism
Objects such as wind turbine blades and particles such as molecules, ions, atoms, and electrons often have what type of energies?
Kinetic & Potential
Energy never disappears. It just
Changes form
______ is the amount of matter in an object
Mass
When describing an object's position, the reference direction is a _________ number
Positive
Parasitism
Wind, coal, nuclear fuel pellets, Earth's interior, and the Sun are sources of
The transfer of energy that occurs when a force makes an object move in the direction of the force while the force acts on the object
Work
________ states that if the net force of an object is zero, the motion of the object does not change.
Newton's 1st Law of Motion
The total distance traveled divided by the total time taken to travel that distance is called
Average Speed
The largest number of species an ecosystem can support at one time
Carrying Capacity
The sum of potential energy and kinetic energy in a system of objects is ________ energy
Mechanical
What is the force between two surfaces that are in contact with each other?
Friction
________ states that for every action, there is an equal and opposite reaction.
Newton's 3rd Law of Motion
The speed and direction of a moving object
Velocity
To give a complete description of a location, you must include the ________, _________, and _________.
Reference Point, Distance, and Direction
________ is the process of changing position
Motion
An object's distance in a certain direction from a reference point
Position