The ability or capacity to do work
Energy
What is the study of the interactions of living organisms with one another and their environment?
Ecology
What is a collection of small water droplets or ice crystals suspended in the air, which forms when the air is cooled and condensation occurs?
Cloud
Solid
What is plant material, manure, or any other organic matter that is used as an energy source?
Biomass
What is the energy of an object that is due to the object’s motion?
Kinetic energy
What is an environmental factor that is not associated with the activities of living organisms?
Abiotic
What is the scientific study of Earth’s atmosphere, especially in relation to weather and climate?
Meteorology
A fundamental state of matter characterized by particles (atoms or molecules) that have no fixed shape or volume and are free to move randomly.
Gas
What is the removal of trees and other vegetation from an area?
Deforestation
What is the sum of an object’s kinetic energy and potential energy due to gravity or elastic deformation?
Mechanical energy
What is a group of organisms that are closely related and can mate to produce fertile offspring?
Species
What is the ratio of the amount of water vapor in the air to the amount of water vapor needed to reach saturation at a given temperature? (2 words)
Relative Humidity
The fourth state of matter consisting of a partially or fully ionized gas that contains roughly equal numbers of positively charged ions and negatively charged electrons
Plasma
What is the wise use of and preservation of natural resources?
Conservation
What is the energy transferred between objects that are at different temperatures?
Heat
What is a community of organisms and their abiotic, or nonliving, environment?
Ecosystem
What is the measure of the force with which air molecules push on a surface? (2 words)
Air Pressure
A fundamental state of matter with a definite volume but no fixed shape, allowing it to take the shape of its container while maintaining constant volume
Liquid
What is an increase in the proportion of a population living in urban areas rather than in rural areas?
Urbanization
What is the total kinetic energy of a substance’s atoms?
Thermal
What is the place where an organism usually lives?
Habitat
What is the amount of water vapor in the air?
Humidity
Particles in a _______ are close together but possess enough energy to flow and move freely.
Liquid
What is the process by which human activities or climatic changes make arid or semiarid areas more desert like?
Desertification
What is the energy produced by heat within the Earth?
Geothermal
What is an environmental factor that prevents an organism or population from reaching its full potential of size or activity?
Limiting Factor
What is the distance at which a given standard object can be seen and identified with the unaided eye?
Visibility
________ expand to fill any container and have low density, with large spaces between particles.
Gases
What is the process by which human activity and natural processes damage land to the point that it can no longer support the local ecosystem?
Land degradation
What is the energy released by a fission or fusion reaction in an atom’s nucleus?
Nuclear
What is a large region characterized by a specific type of climate and certain types of plant and animal communities?
Biome
What is the process of predicting atmospheric conditions by collecting and analyzing atmospheric data?
(Weather) Forecasting
_________ are rigid, incompressible, and do not flow, with atoms that only vibrate in place.
Solids
Introduction of harmful substances or energy into the natural environment at rates faster than they can be dispersed or broken down, usually resulting from human activity.
Pollution
What is the transfer of heat energy through liquids and gases?
Convection
What is an environmental factor that is associated with or results from the activities of living organisms?
Biotic Factors
What is a cloud that forms near the ground and results in a reduction in visibility?
Fog
________ is anything that has mass (weight) and occupies space (volume).
Matter
Non-renewable hydrocarbon-based energy sources—primarily coal, petroleum (oil), and natural gas—formed from the buried, decomposed remains of prehistoric plants and animals.
Fossil Fuels
What is the energy that an object has because of the position, condition, or chemical composition of the object?
Potential
What is the role of a species in its community, including use of its habitat and its relationships with other species?
Niche
What is a feathery cloud that is composed of ice crystals and that has the highest altitude of any cloud in the sky?
Cirrus Cloud
The amount of space occupied by a three-dimensional object as measured in cubic units (such as quarts or liters) : cubic capacity.
Volume
Natural resources that exist in limited supplies and cannot be replaced or replenished by natural means at a pace fast enough to keep up with consumption.
Nonrenewable resources
What is the amount of energy needed to raise the temperature of 1 gram of water 1 degree Celsius?
Calorie
What is the largest population that an environment can support at any given time?
Carrying Capacity
What is a low-level, billowy cloud that commonly has a top that resembles cotton balls and a dark bottom?
Cumulus Cloud
1. Frozen water 2. Melted ice 3. Water Vapor
1. Solid
2. Liquid
3. Gas
Solar panels, wind turbines, hydroelectric dams, and biomass are examples of ________________.
Renewable resources/energy.