making good measurments Flashcards
Write number in _
Decimals
Always round to the _ place
Hundredth
Name the equipment you use for precisely measureing the volume of liquids
Graduated cylinder
Equipment used for less precise measuring or heating of liquids
Beaker
Place gc on_
Flat surface
Get_ when reading it
Eyelevel
Only read the _
Meniscus
the unit of measurment for volume of liquid is
liter
most graduated cylinders measure in
mililiters
the very first thing you do when getting any scale is to
calibrate it
the riders are actually the
weights
adjust each rider so that each arm points to
zero
_ the values of the arms together to get the pbjects mass
add
whats the difference between mass and weight
mass is the amount of matter in an object, always constant, weight is a measure of gravitational force on an object varied depending on where the object is in relation to the earth
never measure starting with the end of a ruler give 2 reasons
- measurement might not start with an actual line of measurement
- maybe end of ruler is not straight or smooth or could be uneven