Metrics
How many base units are there?
3 base units
What is the formula for Density?
D=M/V
How is each column labeled?
1, 2, 3, 4, 5, 6, 7, 8
What is matter?
anything that has mass and takes up space
what is 1km in meters?
1000 m
what are the names of the units
grams, meter, and liter
What is the purpose of density?
To see how dense a liquid and solids are (how heavy they are)
how many elections can go in the first shell?
2
What is atomic number?
number of protons
does the density of an object change?
no
what are the metric conversion?
Kilo, Hecto, Deca, Deci, Centi, Milli
What is the density of water?
1 g/ml
How many electrons does the second shell hold?
8
What is atomic mass?
Average mass/weight of all the isotopes
what is chemistry?
elements, compounds, and living things (atoms)
what is the base unit of volume?
liter
What density will float?
Under 1 g/ml
What makes up an atom?
Potron, Neutron, and Electron
What is an electron?
flying around negative charge
1hm = ???
100 m
what are the base units for length and weight?
Meter and Grams
What density will sink?
Above 1 g/ml
How many variables are there?
2
What is an electron shell
where the electrons move around
will an orange sink or float ?
sink