Density
What are two properties of metals?
Solid, has luster, Good conductors of heat and electricity, high density, high melting point, ductile, and malleable.
what are the main states of mater
solid, liquid, gas
whipping eggs, boiling water,dissolving sugar, dicing vegetables are 4 examples of what
Physical Change
what are 4 examples of chemical change
iron rust,gas burning, eggs cooking, bread rising
Are nonmetals Solids, Liquids or gas at room temperature?
gas
how many substances join to form new chemical properties.
two or more
DAILY DOUBLE
What is luster
Luster is shiny and not dull.
What is the formula for density
mass/volume
Where are metalloids located on the periodic table and what makes them unique?
Elements on both sides of the zigzag line have properties of both metals and nonmetals.
mixing sand and water
physical
Occurs when what molecules are interacted and the molecules change into a new substance
Chemical Reaction
To measure volume with an irregular object
Water displacement
Metalloids conduct heat and electricity better than ______ but not as well as _______.
Metalloids conduct heat and electricity better than nonmetals but not as well as metals.
DAILY DOUBLE
Takes the shaper of the container?
What a liquid
burning toast
chemical change
This matter is spaced far apart with high kinetic energy
Gas
what is the formula for mass
density x volume
Refers to the way most metals can be hammered or rolled into thin sheets like tinfoil.
Malleable
particles of energy vibrating but lined up and close together
What is a solid?
what is the difference between a physical change and chemical change
A chemical change there is a change in the substance and in physical change there is a difference in the appearance
Bonds between atoms are broken and created to form what
new molecules