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# Intro Unit

### Test Friday 9/25

Density Formula Density = Mass / Volume
Scientific Method Steps to solve a problem in science (PRHEOC)
Independent Variable Scientist chooses this to test
Dependent Variable A type of data or observation
Control The "normal group"
Constant The part that remains the same
Matter Any object that has mass and takes up space
Properties of Matter Mass, weight, volume, density
Metric Units/System Scientific units for measuring
Metric Prefixes Kilo, Hecto, Deca, Basic, Deci, Centi, Milli
Mass The amount of matter in an object
Triple Beam Balance A balance using 3 masses on one side to equal out the object on the other to find its mass
Poises The 3 parts you move on a triple beam balance
Weight How much gravity is pulling you down
Moon Gravity 1/6 of Earth's (original weight / 6)
Volume How much space something takes up
1 mL = 1 cm3
Rectangular Solid An object with sides you can measure with a ruler
Graduated Cylinder A tool used to measure the volume of an irregular solid
Meniscus The bubble that forms on the surface of water
Beaker A tool used for measuring large volumes of liquid (mL)
Overflow Can A large tool used to measure volume of an irregular solid
Archimedes Principal The amount of water displaced by an object is equal to the volume of the object
Basic Units Liters, Meters, Grams
Volume Formula Mass / Density = Volume
Archimedes A philosopher who found that you can find the volume of an object by measuring its overflow and created Archimede's Principle
Density of Water 1 g/mL
King Henry Dances Best Doing Cha-Cha Moves Kilo, Hecto, Deka, Basic, Deci, Centi, Milli
Created by: 21rumpis