Density. The two things we need for density are mass and volume Balance is used to measure mass Balance is used to measure mass Read each rider and add

DensityDensity

The two things we need for density The two things we need for density are mass and volumeare mass and volume

Balance is used to Balance is used to measure massmeasure mass Read each rider and Read each rider and

add together being add together being careful to check scalecareful to check scale

In gramsIn grams

A graduated cylinder A graduated cylinder is used to measure is used to measure volume and you read volume and you read the meniscus or the meniscus or bottom of the curved bottom of the curved lineline Use water Use water

displacementdisplacement In mlIn ml

Water displacementWater displacement

Pour water in graduated cylinder and mark Pour water in graduated cylinder and mark your starting pointyour starting point

Drop in object and measure where your Drop in object and measure where your water level went up towater level went up to

Subtract your start level from the end level Subtract your start level from the end level Your answer is your objects volumeYour answer is your objects volume

Volume of a Regular ObjectVolume of a Regular Object

All objects take up spaceAll objects take up spaceThe amount of space something takes up The amount of space something takes up

is its volumeis its volumeLength X width X height = VolumeLength X width X height = VolumeAnswer is in the unit used and cubed Answer is in the unit used and cubed

written ^3written ^3EX: 2cm X 4cm X 1cm = 8cm^3EX: 2cm X 4cm X 1cm = 8cm^3

I DENSITYI DENSITY

Mass divided by Volume equals DensityMass divided by Volume equals Density

Density of H2O is 1 g/mL

9. What is my density?9. What is my density?

Mass of object 50 gMass of object 50 gVolume of object 10 mlVolume of object 10 mlDensity of object ????Density of object ????

What is my density?What is my density?





Mass of object 40 gMass of object 40 gLength = 5mLength = 5mWidth= 2mWidth= 2mHeight = 2mHeight = 2mVolume=???Volume=???Density of object ????Density of object ????

How to set up lab in notebook:How to set up lab in notebook:Create a square in notebook with each Create a square in notebook with each

of the following items addressedof the following items addressedName of itemName of itemMass= Mass= Volume=Volume=Density =Density =Sink or Float in water=Sink or Float in water=Why?=Why?=Will the object sink or float in a liquid with Will the object sink or float in a liquid with

a density of 2.5 g/ml? explain: a density of 2.5 g/ml? explain:

DensityDensity

Water’s density is 1g/mlWater’s density is 1g/mlAnything with a density greater then 1 Anything with a density greater then 1

sinkssinksAnything with a density less then 1 floatsAnything with a density less then 1 floatsLiquids will separate based on their Liquids will separate based on their

density the most dense at the bottom least density the most dense at the bottom least dense on the topdense on the top

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Density. The two things we need for density are mass and volume Balance is used to measure mass Balance is used to measure mass Read each rider and add