Vocabulary VI Flashcards
Mass
is the measure of the amount of matter in a substance. Does not change from planet to planet.
Weight
is the measure of the amount of material in a substance plus the force of gravity. Changes from planet to planet.
Kilogram (g)
the SI Unit of mass, 1000 grams
Volume
of any substance is equal to the amount of space it takes up in three dimensions.
Density
how tightly packed the molecules are in a material. Density = mass/volume
Liter (L)
the SI Unit of volume
Milliliter (ml)
1/1000 of a liter
Meter (m)
the SI Unit of length
Centimeter (cm)
1/100 of a meter, approximately 2.5 cm equal 1 inch
Millimeter (mm)
1/1000 of a meter, 10 mm equal a centimeter
Second (s)
the SI Unit of time
Fahrenheit (°F)
temperature scale used by the U.S. and a few other countries
Celsius (°C)
temperature scale used by most countries, and the scientific community. 0° is the freezing point of water, 100° is the boiling point of water
Kelvin (°K)
the SI Unit of temperature. Temperature scale where zero is where all molecules stop moving.
Pascal (Pa)
the SI Unit of pressure