PHYSICAL SCIENCE EXAM QUESTIONS AND ANSWERS WITH
COMPLETE SOLUTIONS GRADED A+
matter
anything that has mass and takes up space
mass
the measurement of the amount of matter something has in it
volume
the amount of space matter takes up
property
characteristics; words we use to describe something/matter
meniscus
the curve that forms when measuring liquids in a graduated cylinder
liters/milliliters
metric units for measuring the volume of liquids
triple beam balance
a tool used to measure the mass of an object (measured in grams)
grams/kilograms
metric units used to measure mass
meters/centimeters
metric units used to measure length/height/width
The formula for volume of a solid is
, length x width x height
weight
the measure of the pull of gravity on an object
density
the amount of mass of a given amount of space in an object; D=M/V
more dense
the amount of mass in a given space is high
less dense
the amount of mass in a given space is low
buoyancy
an object's ability to float
atom
the basic unit of all matter--made up of protons, electrons and neutrons
element
a substance consisting of one or more atoms of the same type; the most basic form of a
material
molecule
a group of atoms bonded together
proton
subatomic particle with a positive electric charge; located in the nucleus
electron
subatomic particle with a negative charge
neutron
COMPLETE SOLUTIONS GRADED A+
matter
anything that has mass and takes up space
mass
the measurement of the amount of matter something has in it
volume
the amount of space matter takes up
property
characteristics; words we use to describe something/matter
meniscus
the curve that forms when measuring liquids in a graduated cylinder
liters/milliliters
metric units for measuring the volume of liquids
triple beam balance
a tool used to measure the mass of an object (measured in grams)
grams/kilograms
metric units used to measure mass
meters/centimeters
metric units used to measure length/height/width
The formula for volume of a solid is
, length x width x height
weight
the measure of the pull of gravity on an object
density
the amount of mass of a given amount of space in an object; D=M/V
more dense
the amount of mass in a given space is high
less dense
the amount of mass in a given space is low
buoyancy
an object's ability to float
atom
the basic unit of all matter--made up of protons, electrons and neutrons
element
a substance consisting of one or more atoms of the same type; the most basic form of a
material
molecule
a group of atoms bonded together
proton
subatomic particle with a positive electric charge; located in the nucleus
electron
subatomic particle with a negative charge
neutron
