Show:
properties of matter
mixtures
forces and motion
magnetism
changes in state
100
this property of matter is how strong gravity pulls on an object
what is weight
100
this is a physical combination of two or more substances
What is a mixture
100
any push or pull
What is a force?
100
magnetism is the ability of an object to push or pull on an other object with an magnetic property
What is magnetism.
100
a liquid changing to a solid
What is freezing
200
what are the three forms of matter
What is a gas, liquid, and solid.
200
a mixture that looks the same everywhere even under a microscope
What is a solution
200
this is a force that opposes the motion of one object moving past another
What is friction
200
the imaginary lines that are the directions of the magnetic forces around a magnet
What is a magnetic feild
200
solid changing DIRECTLY to a gas
What is sublimitation
300
This Property of matter is the amount of matter in an object
What is Mass
300
a mixture that does not settle
What is a colloid
300
this force adds up to 0, has no movement
What is a balanced force
300
the lifting of objects by means of magnetic forces
What is magnetic levitation
300
the temperature at which a substance melts
What is melting point
400
Name the four properties of matter
What is Mass, Weight, Volume, and Density
400
The maximum amount of solute that can dissolve in a solvent
What is solubility
400
this force adds up to more than 0, has movement
What is an unbalanced force
400
a device that creates electric current by spinning an electric coil between the poles of a magnet
What is a generator
400
the temperature at which a substance boils
What is boiling point
500
the resistance of sinking
What is buoyancy
500
The process of separation of liquid by using evaporation and condensation
What is Distillation
500
the unbalanced force on an object is equal to the mass of the object multiplied by its acceleration: f=m x a.
What is NEWTONS'S SECOND LAW!
500
Electric currents that rapidly changes direction
What is an alternating current
500
the decrease of volume due to a change in heat
What is Thermal contraction