25 terms

Mass, Volume, & Density

Apply an equation to determine the density of an object based on its mass and volume.
STUDY
PLAY
MATTER
is anything that has MASS and VOLUME
MASS
refers to the amount of MATTER something contains
WEIGHT
is the measure of the force of GRAVITY acting on a mass
If gravity would increase, ________ would also increase.
WEIGHT
a tool used measure MASS
triple beam BALANCE
1 gram = _______ milligrams
1000
How do you find the MASS of a liquid?
1) Find the mass of the empty container.
2) Find the mass of the container with the liquid.
3) subtract the mass of empty container from the mass of the container with the liquid.
4) The result is the mass of the liquid.
VOLUME
a measure of the space matter takes up
a tool used to measure liquid volume
graduated cylinder
MENISCUS
a curve of a liquid
1000 grams = _____ kilograms
1
a method used to find the VOLUME of a regular-shaped solid
Length x Width x Height
(units of measure: centimeters cubed)
a tool used to find the VOLUME of regular-shaped solids
ruler
a method used to find the VOLUME of a irregular-shaped solid
WATER DISPLACEMENT
What are steps of the WATER DISPLACEMENT method?
1) Pour water into graduated cylinder. Note volume of water.
2) drop object in water. Note volume of water.
3) Subtract the two volumes.
4) Result is objects volume in milliliters (mL)
DENSITY
is the amount of MASS in a certain VOLUME of matter
the formula for DENSITY
DENSITY equals MASS divided by VOLUME (D=m/v).
The SLASH means _____ in a density label.
per
Objects with density less than the liquid they are in will _____ .
float
Objects with density greater than the liquid they are in will _____ .
sink
The density of water is _____ .
1 g/mL
Gases less dense than regular air will _____ .
rise into the sky
Cold air is __________ than warm air.
denser
A substance has a mass of 25 grams and a volume of 5 ml. What is its DENSITY?
5 g/ml
A substance has a volume of 28 ml and a mass of 56 grams. What is its DENSITY?
2 g/ml