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Q 1/157
Score 0
A measure of the pull of gravity on an object
30
Weight
Q 2/157
Score 0
Cubic centimeters/ Leters
30
How is volume measured
157 questions
Q.
A measure of the pull of gravity on an object
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Cubic centimeters/ Leters
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Thermometer
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A push or pull on an object that is measured in newtons
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States that all matter is made of tiny particles in constant motion
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Have a definite shape and a definite volume. The molecules have very little molecular activity and are held or strongly influenced by the other molecules nearby
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Have a definite volume but no definite shape. The molecules have more molecular activity than solids do. The molecules are able to float around each other
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Have no definite shape or volume. The molecules have lots of molecular activity. They are so far apart that they have little or no influence on the other molecules nearby. They will fill all space available
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Properties that can be observed using the five human senses. this includes changes in the states of matter
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A pure substance made of only one kind of atom
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Those that describe how matter will react with other matter
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See image
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Is made up of two or more different elements that are chemically bonded together to form molecules that have properties different from the original elements
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Elements and compounds combined together but not bonded. They can be separated by physical means and maintain their original chemical properties
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Compounds that contain the element carbon
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A measure of the amount of matter there is in a specific amount of space
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Said that:
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See image
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See image
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See image
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See image
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"Plum Pudding" Model
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See image
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[Rutherford Model]
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See image
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[The Bohr Model]
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See image
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[The Electron Cloud Modle]
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See image
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Positively charged particles that are inside the nucleus
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Neutral particles inside the nucleus
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Negatively charged particles that circle around the nucleus
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The number of protons in the nucleus; determines what the element is
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The sum of the number of protons plus the number of neutrons
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The average of the masses of all the naturally occurring isotopes of the element
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Atoms with the same number of protons but different number of neutrons
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All the elements listed have similar chemical properties. They go vertically
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Are called periods and have properties that change as you move from left to right. When you move from top to bottom, you add an electron level. They go horrizontally
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Are to the left side of the stairstep line
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Are to the right of the line
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Are touching the line
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Are on the left side of the periodic table
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On the right side of the periodic table and never combine with other elements
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Elements that share electrons equally when they form a compound
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Elements that Gain or lose electrons when they form a compound
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Substances maintain their original chemical properties
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Substances lose their original chemical properties and form totally new substances
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Usually release large amounts of energy. They either join atoms nucleus or split an atom's nucleus
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States that energy cannot be created or destroyed only changed from one form to another
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-233°C or zero Kelvin and is when all molecular activity stops
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Fahrenheit, Celsius, and Calvin.
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Freezing, melting, boiling, condensing, and vaporizing
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transfer of heat through gases or liquids from a warmer spot to a cooler spot
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transfer of heat from one object to another by direct contact
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transfer of heat in waves
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energy that travels in waves
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waves that are emitted from objects in the form of electrical and magnetic waves
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a wave vibrating at right angles to the direction of its movement.
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When a light wave hits an object and it bounces off
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When a light wave hits an object and it passes through
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When a light wave hits an object and it is taken in
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bending of a wave
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light wave bends slightly around a corner or scatters and spreads out after going through a small opening
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When two or more waves overlap and combine as a result of diffraction
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to redirect light by bouncing light waves that travel in a straight line in different directions
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make a ray of light change direction when it enters at an angle
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produce a reversed image
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produce a smaller but upright image
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produce an upright, magnified image up close but an inverted, smaller image at a distance
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refract or bend light
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converge light (Come to one point)
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diverge light (Spread apart)
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a scale arranged by wavelengths
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The highest energy waves. They have the shortest wavelength and the highest frequency. In everyday applications, they are used to kill cancer cells and bacteria. They are also used to sterilize medical equipment.
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used in medicine to take pictures of the internal structures of the body. They assist doctors in diagnosing injury or disease.
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used in the fluorescent lights of tanning salons. They can burn or tan the skin. They also help our bodies produce vitamin D, which is needed for healthy bones.
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Makes up only a small portion of the electromagnetic spectrum and contains the only region of frequencies to which the human eye can see.
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Used by toasters to cook food. They are also used in TV remotes and heat sensor photography
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Used to cook food and send information to and from satellites. They can also be used in radar tracking.
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Are the lowest energy waves. They have the longest wavelength and the lowest frequency. In everyday applications, they are used for radio broadcasts, amateur radio, television, and mobile phones
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does not have a cell wall or chloroplast and a small vacuole
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contains a cell wall, nucleus, chloroplast and large vacuole
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A trait that helps an organism survive and reproduce
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the division of society by rank or class
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A force that prevents motion
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comparisons among two or more items
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shows parts of a whole
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shows changes that occur over time
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(colder air, heavy rain, thunderstorms, snow)
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See image
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A boundary that forms when a warm air mass meets a cold air mass
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A habitat in which the fresh water of a RIVER meets the salt water of the OCEAN.
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a large body of water surrounded by land
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See image
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See image
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See image
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See image
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See image
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See image
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K - 1,000
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See image
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See image
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See image
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See image
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See image
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See image
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store the waste products safely
107
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it dissolves the greatest number of substances
108
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the field of manipulating and changing an organism's DNA
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a resource of economic value that cannot be replaced by natural means on a level equal to its consumption. Most fossil fuels, such as oil, natural gas and coal are considered nonrenewable resources
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vacuum
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A place that is empty of all matter
112
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The temperature at which a liquid changes to a gas
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group of tissues that work together to perform closely related functions
114
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The basic and smallest unit of structure and function in living things
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a group of related parts that move or work together.
116
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a group of similar cells that perform a common function
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a device that controls or uses the energy carried by an electric current
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A material that does not allow heat or electrons to move through it easily.
119
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A machine that converts mechanical energy into electrical energy
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a machine that produces motion or power for doing work
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A consumer that eats only plants.
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A consumer that eats only animals.
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An animal that eats both plants and animals
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low lying wetlands usually with grassy vegetation
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Turn into vapor
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Gas to liquid
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Non-living
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Living
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number of atoms on the left side of the equation equals the number of atoms on the right. (little numbers)
130
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the process by which rocks break down as a result of chemical reactions
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Cell organelle that stores materials such as water, salts, proteins, and carbohydrates
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Makes proteins
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threadlike structures made of DNA molecules that contain the genes
134
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A cell structure that controls which substances can enter or leave the cell.
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Particles vibrate up and down or side to side
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The maximum distance that the particles of a wave's medium vibrate from their rest position
137
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The distance from any poiont on a wave to an identical point on the next wave
138
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The distance from any poiont on a wave to an identical point on the next wave
139
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Lowest point of a wave
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Highest point of a wave
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A wave in which the vibration of the medium is parallel to the direction the wave travels
142
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The part of a longitudinal wave where the particles of the medium are close together.
143
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a part in a longitudinal wave where the particles are spread apart
144
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How many wave peaks pass a certain point per given time
145
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A relationship between two species in which both species benefit
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A relationship in which one organism lives on or in a host and harms it.
147
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one species benefits and the other is neither harmed nor helped
148
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An organism's genetic makeup, or allele combinations.
149
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An organism's physical appearance, or visible traits.
