Reading...
Play button
Play button
Use LEFT and RIGHT arrow keys to navigate between flashcards;
Use UP and DOWN arrow keys to flip the card;
H to show hint;
A reads text to speech;
91 Cards in this Set
- Front
- Back
|
A characteristic that helps an organism to survive in its environment.(Adaptation)
|
|
|
|
A source of energy other than the burning of a fossil fuel.
(Alternative energy source) |
|
|
|
The initial push or pull of one object on another object.
(Action force) |
|
|
|
A characteristic that helps an organism to survive in its environment. (Adaptation)
|
|
|
|
A source of energy other than the burning of a fossil fuel.
(Alternative energy source) |
|
|
|
The production of new organisms from only one parent.(asexual reproduction)
|
|
|
|
The layers of gases that surround Earth. The smallest unit of an element that has the properties of that element. (Atmosphere)
|
|
|
|
The smallest unit of an element that has the properties of that element. (Atom)
|
|
|
|
A device for measuring air pressure.
(Barometer) |
|
|
|
The temperature at which a substance changes state from a liquid to a gas. The upward push of a liquid or gas on an object placed in it.(Boiling point)
|
|
|
|
An adaptation by which an animal can hide by blending in with its surroundings. (Camouflage)
|
|
|
|
The smallest unit of living matter.(Cell)
|
|
|
|
A change of matter that occurs when atoms link together in a new way, creating a new substance different from the original substances.(Chemical Change)
|
|
|
|
A fuel formed from the decay of ancient forms of life.(Fossil Fuel)
|
|
|
|
The average weather pattern of a region.(Climate)
|
|
|
|
A substance that is formed by the chemical combination of two or more elements. (Compound)
|
|
|
|
The rocky surface that makes up the top of the lithosphere and includes the continents and the ocean floor.(Crust)
|
|
|
|
The amount of matter in a certain volume of a substance; found by dividing the mass of an object by its volume. (Density)
|
|
|
|
The organ system that breaks down food so it can be absorbed into the bloodstream.(Digestive System)
|
|
|
|
The process of dropping off pieces of eroded rock. A sandy or rocky biome, with little precipitation and little plant life. (Deposition)
|
|
|
|
A sudden shaking of Earth’s crust.
(Earthquake) |
|
|
|
The process of carrying away soil or pieces of rocks.(Erosion)
|
|
|
|
The change of a liquid into a gas below the boiling point. (Evaporation)
|
|
|
|
A pure substance that cannot be broken down into any simpler substances through chemical reactions.(Element)
|
|
|
|
The ability to perform work or change an object.(Energy)
|
|
|
|
The path that energy and nutrients follow in an ecosystem.
(Food Chain) |
|
|
|
The overlapping food chains in an ecosystem.(Food Web)
|
|
|
|
Any push or pull by one object on another.(Force)
|
|
|
|
Any remains or imprint of living things from the past.(Fossil)
|
|
|
|
The temperature at which a substance changes state from a liquid to a solid.(Freezing Point)
|
|
|
|
A force that opposes the motion of one object moving past another.(Friction)
|
|
|
|
The force of attraction between any two objects due to their mass.(Gravity)
|
|
|
|
Place where a plant or animal lives and grows.(Habitat)
|
|
|
|
Earth’s water, whether found on continents or in oceans, including the fresh water in ice, lakes, rivers, and underground. (Hydrosphere)
|
|
|
|
An animal that does not have a backbone.(Invertebrate)
|
|
|
|
The energy of a moving object. (Kinetic Energy)
|
|
|
|
A measure of the amount of matter in an object. (Mass)
|
|
|
|
Anything that has mass and takes up space. (Matter)
|
|
|
|
Hot, melted rock below Earth’s surface. (Magma)
|
|
|
|
A nearly melted layer of hot rock below Earth’s crust.(Mantle)
|
|
|
|
The particular temperature at which a substance changes state from a solid to a liquid.(Melting Point)
|
|
|
|
An adaptation in which an animal is protected against predators by its resemblance to another, unpleasant animal. A solid, nonliving material of Earth’s crust with a distinct composition.(Mimicry)
|
|
|
|
A physical combination of two or more substances that are blended together without forming new substances.
(Mixture) |
|
|
|
A particle that contains more than one atom joined together.
(Molecule) |
|
|
|
A mammal that lays eggs.
(Monotreme) |
|
|
|
The joining of a sperm cell with an egg cell to make one new cell, a fertilized egg.
(Fertilization) |
|
|
|
The amount of water vapor in the air. (Humidity)
|
|
|
|
All the living and nonliving things in an environment, including their interactions with each other.(Ecosystem)
|
|
|
|
The movement of electrons. (Electricity)
|
|
|
|
The tendency of a moving object to keep moving in a straight line or of any object to resist a change in motion. (Inertia)
|
|
|
|
A solid layer of iron and nickel inside Earth.(Inner Core)
|
|
|
|
The largest group into which an organism can be classified.(Kingdom)
|
|
|
|
A change in an object’s position over time. (Motion)
|
|
|
|
Many-celled organism. (Multicellular)
|
|
|
|
A particle in the nucleus of an atom that has no electric charge. (Neutron)
|
|
|
|
A resource that cannot be replaced within a short period of time or at all.(Nonrenewable Resources)
|
|
|
|
Containing no plant tissue through which water and food move.(Nonvascular)
|
|
|
|
The center of an atom that has most of its mass.(Nucleus)
|
|
|
|
The path one object travels around another object. (Orbit)
|
|
|
|
A group of tissues working together to do a certain job.
(Organ) |
|
|
|
A group of organs that work together to do a certain job.
(Organ System) |
|
|
|
Any living thing that can carry out its life on its own.
(Organism) |
|
|
|
A liquid layer of iron and nickel below Earth’s mantle. A form of oxygen gas that makes a layer in the atmosphere that screens out much of the Sun’s ultraviolet rays.
(Outer Core) |
|
|
|
A form of oxygen gas that makes a layer in the atmosphere that screens out much of the Sun’s ultraviolet rays. (Ozone)
|
|
|
|
The food-making process in green plants that uses sunlight.
(Photosynthesis) |
|
|
|
A change of matter in size, shape, or state that does not change the type of matter. (Physical Change)
|
|
|
|
A mammal whose young develops within the mother.
(Placental Mammal) |
|
|
|
A large object that orbits a star and does not produce its own light. (Plant)
|
|
|
|
Organisms that float on the water in aquatic ecosystems and are unable to swim. (Plankton)
|
|
|
|
Energy stored in the position or structure of an object. (Potential Energy)
|
|
|
|
Any form of water that falls from the atmosphere and reaches the ground. (Precipitation)
|
|
|
|
An animal that hunts other animals for food. (Predator)
|
|
|
|
A living thing that is hunted for food. (Prey)
|
|
|
|
With two opposite sides in the shape of a triangle or other geometric shape. (Prism)
|
|
|
|
A substance at the end of a chemical reaction. (Product)
|
|
|
|
The bending of waves as they pass from one substance into another.(Refraction)
|
|
|
|
The production of a new organism from a female sex cell and a male sex cell.(Sexual Reproduction)
|
|
|
|
A mixture of substances that are blended so completely that the mixture looks the same everywhere.(Solution)
|
|
|
|
A substance that is dissolved by another substance to form a solution.(Solute)
|
|
|
|
The organ system made up of bones, tendons, and ligaments.(Skeletal system) |
|
|
|
A mixture of substances that are blended so completely that the mixture looks the same everywhere.(Solution) |
|
|
|
A substance that dissolves one or more other substances to form a solution.(Solvent) |
|
|
|
A group of similar organisms in a genus that can reproduce more of their own kind. (Species)
|
|
|
|
A measurement of the average energy of particles in an object.
(Temperature) |
|
|
|
A group of similar cells that work together at the same job. (Tissue)
|
|
|
|
The atmospheric layer of gases that is closest to Earth’s surface.
(Troposphere) |
|
|
|
Asexual reproduction in plants that produces new plants from roots, leaves, or stems.
(Vegetative Propagation) |
|
|
|
An animal that has a backbone.
(Vertebrate) |
|
|
|
A measure of how much space the matter of an object takes up. (Volume) |
|
|
|
What the troposphere is like at any given place and time. (Weather)
|
|
|
|
A measure of how gravity pulls on an object. (Weight)
|
|
