Density
Density
Measured in grams (g)
Mass
_______ is a uniform mixture where one substance _____ inside another
Solution; Dissolves
used to measure C* and F*
thermometer
each substance adds up to the total ____ of the mixture.
mass
true of false, the more tightly packed the particles the less dense the object
False, the more tightly packed the particles the more densely packed they are.
Solid, _____, Gas
Liquid
Mixture
Measurements of temperature used in the lab
Celsius (C*), Fahrenheit (F*)
unit used in lab for mass
Grams (g)
relative to water oil is _____ dense
less
to mix a solid into a liquid until it disappears,
ie; Salt in water
anything that has mass and takes up space (volume)
Matter
a mechanical tool used to measure the mass of an object very precisely in grams (g)
triple beam balance scale
matter cannot be created or destroyed during a physical change
Conservation of Mass
Less
Measures of length
all metals are magnetic, true or false
false
In lab the black paper water was _____ relative to the white paper water
warmer
Does mass disappear or change its shape
No.
Mass never disappears, but it can change its shape, state, and arrangement.
ie; ice water, liquid water, water vapors
Less dense than water, is not a good conductor of electricity and often used as a perimeter barrier
Wood (Fence)
the amount of space an object or shape takes up in three dimensions.
Volume
what is a physical state of matter
Liquid, Solid, Gas
polarizing, attracted to each other
the amount of matter contained in an object