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Many chemical reactions take place in less than a ______. second

A _____ is useful for measuring the length and width of a room. meter

There are 1000 grams in a ________. kilogram

William Thomson, Scottish mathematician and physicist invented the ______ scale kelvin

National ____ Day is celebrated on October 23 to commemorate Avogadro's contribution to modern chemistry. mole

An ______(A), is also known as 'amp' ampere

The _______ is used to measure the visual intensity of light sources candela

One _____ is equal to 1000 milliliters. liter

_______ is a property of a substance. Density

The second is the _______ of time. SI unit

___________________ is a way of writing large or small numbers in a form that removes all extra zeros. Scientific notation

250 is expressed in _______________. standard notation

The number 78.5 has three ______________ because all the digits are non zero. significant figures

_______________ is also known as the factor label method. Dimensional analysis

A _______________ is always equal to 1. conversion factor

_______________ are important concepts used in scientific measurements. Accuracy and precision

_________ is the difference between an experimental value and an accepted value, divided by the accepted value and multiplied by 100. Percent error

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The Number that is going to be raised by a power. Base

One of the three equal factors of a number Cube root

The number of times the base is used as a factor Exponent

A number that can't be expressed as a fraction Irrational number

A number that can be expressed as a fraction Rational number

Any number or variable with one or more variables Monomial

A rational number whose cube root is a whole number Perfect Cube

A product of repeating factors using an exponent and a base. Power

The symbol used to indicate a positive square root. Radical sign

A compact way of writing numbers with absolute values that are very large or very small. Scientific Notation

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Metric base unit for electric currents AMPERE

System based on powers of 10 BASETEN

Metric base unit for light intensity CANDELA

Metric unit for temperature CELSIUS

Prefix for 1/100 CENTI

Prefix for 1/10 DECI

Prefix for 10 DEKA

One of the key founders of the Metric System GABRIELMOUTON

Metric base unit for mass GRAM

Prefix for 100 HECTO

Prefix for 1000 KILO

You would use _____ to measure the weight of a truck KILOGRAM

Metric base unit for volume LITER

Metric base unit for length METER

Prefix for 1/1000 MILLI

You would use _____ to measure the length of a ladybug. MILLIMETER

Metric base unit for the amount of a substance MOLE

Metric base unit for time SECOND

Metric system is also known as the _______. SISYSTEM

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tells how many powers of 10 prefixes

expresses a quantity as a number times a power of 10 scientific notation

multiply by 1000 kilo

dominant system of measurement in the world metric system

divide by 100 centi

relates hypotenuse to legs of right triangle pythagorean theorem

measurement of angles based on a ratio of lengths radians

measurement of mass kilograms

measures electric current amperes

measures temperature kelvins

amount of substance moles

luminous intensity candelas

measures force newton

a framework for establishing measurement units standard

measures length meter

measure of time seconds

the value on the left leading value

an empirically based value physical constant

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angles that have a common side and vertex adjacent

The measure in square units of the inside region of a closed two dimensional figure. area

Choosing data that is not random for statistical analysis. bias

a graph using a number line to show distribution of the data set. It is created by finding medians. box plot

100 percent chance of the even happening. certain

The distance around a circle. Circumference

An amount of money that is a percentage of the value involved paid to the employee that made the sale. commission

two angles with combined measurements of 90 degrees. complementary angles

A place containing two perpendicular axis (x and y) intersecting at he origin, the point (0, 0). coordinate plane

a shape created when a 3D figure is cut parallel or perpendicular to the base. cross section

A straight line passing through the center of a circle touching two points on the circumference. diameter

The answer to a subtraction problem. difference

The number being divided. dividend

The number by which another number is divided, divisor

Close to a 50 percent chance of the event happening. equally likely

A mathematical statement that includes and equal sign to show that two expressions are equal. equation

The likelihood of an even happening is based on experience and observation rather than on theory. experimental probability

the number of times a base occurs as a factor. exponent

One or a group of mathematical symbols representing a number or quantity. expression

a whole number that multiplies with another number to make a third number. factor

Also known as a tip. gratuity

The second place to the right of the decimal point hundredths place

A zero percent chance of the event happening. impossible

A positive number, a negative number or zero NOT a decimal or fraction. integer

A measure of spread on a box plot equal to the difference between the upper limit of the lower quarter and the lower limit of the upper quartile. Interquartile range

a non-terminating or non-repeating decimal. irrational

More than a 50 percent chance of the event happening. likely

A percentage added onto the price of an item to make a profit. markup

Find the mean. Create a table to determine each point's distance from the mean. Find the mean of the distances. mean absolute deviation

The middle number when a set of data is put in order. median

The number that appears the most in a data set. mode

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describes a relationship in nature that is supported by many experiments scientific law

volume and pressure are inversely proportional Boyles Law

volume and temperature are directly proportional Charles Law

it has never been this cold = zero K absolute zero

the pressure of a gas and the kelvin temperature are directly proportional Gay-Lussacs Law

combines Boyles, Charles, and Gay-Lussacs Laws combined gas law

the SI unit for the amount of substance mole

equal volumes of gases at the same temperature and pressure contain equal numbers of particles Avogadro's principle

22.4 L molar volume

describes the physical behavior of an ideal gas ideal gas law

0.0821 L-atm/mol-K R

a number written in front of a reactant or product of a chemical equation coefficient

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To group information into categories Classify

The variable that depends on other factors, also the variable that will be measured and affected during the experiment Dependent Variable

To examine carefully and in detail to identify Analyze

To observe carefully and in detail Examine

To make a conclusion based on reasoning and observations Infer

The action or process of examining something carefully in order to Observation

To name or recognize something based on its properties Identify

A standard to compare with the results in an experiment Control

The variables that the experimenter changes to test their dependent variable Independent Variable

A statement predicting the result of a controlled scientific experiment Hypothesis

The process used by scientists to solve problems Scientific Method

To determine the extent, quantity or dimensions Measure

The methodological studying of the natural world through experimentation and verification of facts Science

Evidence gathered through observations (especially during experiments) Data

The outcome or conclusion of an experiment after a period of time Result

Visual aids used by scientists to communicate results of an experiment Graphs

The collecting of information on a particular subject Research

A feature of the experiment that does not change Constant

To form an idea as a result of the analysis of the data Formulate

A detailed series of steps to follow to perform an experiment Procedure

To write down in permanent form for later reference Record

To cause favoritism or influence to experimental results Bias

To repeat a research study, usually with different participants and in different situations, to confirm the results of the original study Replicate

A scientific procedure undertaken to make a discovery, test a hypothesis or demonstrate a known fact Experiment

What a scientist writes summarizing the results of an experiment Conclusion

To record observations, research and other information related to the experiment Journal

To notice similarities or differences Compare

Indicate in advance on the basis of observation, experience or scientific reason Predict

The first step in the scientific method is to define or identify the ________. Problems

Part of the experiment capable to change Variable

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In a power, the number that is the common factor. base

One of three equal factors of a number. cube root

In a power, the number of times the base is used as a factor. exponent

A rational number whose cube root is a whole number. perfect cube

A number that cannot be expressed as the quotient a/b where a and b are integers and b does not equal zero. irrational number

A product of repeated factors using an exponent and a base. power

A rational number whose square root is a whole number. perfect square

The symbol used to indicate a positive square root. radical sign

Numbers that can be written as the ratio of two integers. rational number

The set of rational numbers together with the set of irrational numbers. real number

Decimal form of a rational number. Repeating decimal

A compact way of writing numbers with absolute values that are large or small. scientific notation

One of two equal factors of a number. square root

A repeating decimal where the repeating digit is zero. terminating decimal

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MEASUREMENT MEASUREMENT

SCIENTIFIC NOTATION SCIENTIFICNOTATION

ACCURACY ACCURACY

PRECISION PRECISION

ACCEPTED VALUE ACCEPTEDVALUE

EXPERIMENTAL VALUE EXPERIMENTALVALUE

ERROR ERROR

PERCENT ERROR PERCENTERROR

SIGNIFICANT FIGURES SIGNIFICANTFIGURES

METER METER

LITER LITER

KILOGRAM KILOGRAM

GRAM GRAM

WEIGHT WEIGHT

ENERGY ENERGY

JOULE JOULE

CALORIE CALORIE

TEMPERATURE TEMPERATURE

CELSIUS SCALE CELSIUSSCALE

KELVIN SCALE KELVINSCALE

ABSOLUTE ZERO ABSOLUTEZERO

DENSITY DENSITY

INTERNATIONAL SYSTEM OF UNITS SI

CONVERSION FACTOR CONVERSIONFACTOR

DIMENSIONAL ANALYSIS DIMENSIONALANALYSIS

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For every action, there is an opposite reaction. NewtonsThirdLaw

Maximum speed of a falling object TerminalSpeed

Used to show the relative magnitude and direction of all forces acting upon an object in a given situation FreeBodyDiagram

Acceleration of an object depends on the net force acting on it and the mass of the object Newtons second law

Force per unit area: standard unit is the Pascal pressure

1 newton per square meter pascal

Substance that continually deforms (flows) under an applied shear stress Fluid

The resistance an object has to a change in its state of motion inertia

One value increases at the same rate that the other decreases inversely

Similar to Newton's First Law law of inertia

Object at rest will stay at rest and an object in motion will stay in motion with the same speed and in the same direction unless acted upon by an unbalanced force newtons first law

International System of Units - Unit of force newton

Velocity at which a falling object stops accelerating terminal velocity

Frictional force air exerts on a moving object air resistance

Force acting in one direction action force

Process by which elementary particles interact with each other interaction

Unit of mass equal to 1000 grams kilogram

Force acting in the opposite direction reaction force

The quantity of matter in a body mass

Resistance that one surface object encounters when moving over another friction

Measure of the force of gravity on a body weight

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This is the variable that the scientist changes. independent

This is the variable that stays the same in an experiment. Control

This is the variable that we measure. dependent

This is an observation that we make using our 5 senses. qualitative

This is an observation that has numbers or values in it. quantitative

We use this unit of measure to find length. meter

We use this unit of measure to find volume. liter

We use this unit of measure to find mass. gram

This is the tool we use to measure volume. graduated cylinder

This is a conclusion or a deduction when observing something. inference

The first step of the scientific method. question

Last step of the scientific method. conclusion

Second step of the scientific method. research

Third step of the scientific method. hypothesis

This is an education guess. hypothesis

This is the fourth step in the scientific method. Experiment

This is the fifth step in the scientific method. Analyze data

These models are smaller and simpler representations of the thing being studied. physical models

These models tie together many ideas and explain a phenomenon or event. conceptual models

One benefit of a _______________ is that they let us see something in its smaller form. model

A set of connected things or parts making a complex whole. systems

How close the value is to the other measurements. precision

How close the value is to the true (bulls eye) measurement. accurate

This is a system that doesn't have any exchange or transfer of mass nor energy with the environment. isolated

Prefix that means 1000 kilo