Definition: A group of individuals that belong to the same species and live in the same area.

Definition: Carry oxygenated blood away from the heart.

Heat transfer through electromagnetic waves is called:

Fluffy, white clouds, usually with flat bottoms, that look like rounded piles of cotton are known as:

A connective tissue that is more flexible than bone and that protects the ends of bones and keeps them from rubbing together is:

Definition: Putting nutrients in the blood.

Definition: A material that allows heat to pass through it easily.

Definition: A state of matter with no definite shape or volume.

Definition: A unicellular organism that lacks a nucleus and membrane bound organelles.

Definition: A warm ocean current that flows from the Gulf of Mexico northward through the Atlantic Ocean.

Definition: Consisting of many cells.

Traits that are passed from parents to their offspring are known as:

The system consisting of the mouth, esophagus, stomach, small intestine, and large intestine is called the:

A front where a warm air mass is caught between two colder air masses and brings cool temperatures and large amounts of rain and snow is called a:

Definition: to breathe out

Definition: Connect bone to bone

Definition: A cycle in which air is warmed, rises, cools, and then sinks...the cycle then continues by heating back up, cooling off again, and sinking again, etc.

Definition: Bands of high-speed winds about 10 kilometers above Earth's surface.

Definition: A relationship between two organisms in which one organism benefits and the other is unaffected.

Definition: An organism that is killed and eaten by another organism.

Definition: Winds that blow steadily from specific directions over long distances.

Definition: Movement of air from sea to land during the day when cooler air from above the water moves over the land, forcing the heated, less dense air above the land to rise.

Definition: An instrument for determining the density of solids and liquids by flotation.

Definition: Prevailing winds that blow from east to west from 30 degrees latitude to the equator in both hemispheres.

Definition: The evaporation of water from the leaves of a plant into the atmosphere.

Definition: The body's speedy, electrochemical communication network, consisting of all the nerve cells of the peripheral and central nervous systems.

Definition: mass/volume

Definition: a nerve cell; the basic building block of the nervous system

Definition: temperate, polar, tropical

Definition: Connects the brain and spinal cord.

Definition: All the different populations that live together in an area.

Definition: Contracting and relaxing.

Definition: A warm ocean current that flows along the equator from the date line and south off the coast of Ecuador at Christmas time is known as?

Definition: The effect of Earth's rotation on the direction of winds and currents is called?

Definition: Data with numbers, based on numerical findings is referred to as?

Definition: Prevailing winds that blow from east to west between 60 degrees and 90 degrees latitude in both hemispheres.

Definition: The boundary of an advancing mass of warm air, in particular the leading edge of the warm sector of a low-pressure system.

Definition: A measure of the force of gravity on an object.

Definition: Each of the four divisions of the year (spring, summer, autumn, and winter) marked by particular weather patterns and daylight hours, resulting from the earth's changing position with regard to the sun.

Definition: Anything that has mass and takes up space.

Definition: Clear ice pellets precipitation, forms when rain falls through layer of freezing air.

Definition: Allows manipulation of the environment, locomotion, and facial expression. Maintains posture, and produces heat.

Definition: Precipitation of ice pellets when there are strong rising air currents.

Definition: Matter is not created nor destroyed in any chemical or physical change.

Definition: Heat transfer through liquid or gas.

Definition: Underground water that is held in the soil and in pervious rocks.

Definition: the flow of water that occurs when excess stormwater, meltwater, or other sources flow over the Earth's surface.

Definition: A change in matter that produces one or more new substances.

Definition: Protects and supports body organs and provides a framework the muscles use to support movement. Made up of bones and joints.

Definition: Heat transfer between solid substances or materials that are touching.

Definition: Precipitation falling from clouds in the form of ice crystals.

Definition: An organism that breaks down wastes and dead organisms.

Definition: A condition of the atmosphere in which the pressure is above average.

Definition: A cloud at ground level.

Definition: A cell that contains a nucleus and membrane-bound organelles.

Definition: a genetic factor that is blocked by the presence of a dominant factor.

Definition: the fraction or percent of the total sky at a location that is covered by clouds.

Definition: composed of one cell.