Changing States
The change from a solid to a liquid adding heat.
What is melting?
Will a magnet attracted a tennis shoe? Why or why not?
A magnet will not attract a shoe because it doesn't contain metal.
Rocks are more dense than water because they will sink.
Describe the conductivity of a penny.
A penny is a conductor.
How do you separate gravel and water?
What is a filter.
What is the change from a liquid to a gas adding heat?
What is evaporation
What is the difference between volume and mass?
Volume-amount of space an object takes up.
Mass measured with balance
Volume measured with graduated cylinder and water displacement.
Describe the relative density of a Helium Balloon.
Balloon is dense than water because it will float.
Describe the conductivity of aluminum foil.
It is a conductor
How do you separate salt and water?
What is evaporation.
The change from gas to liquid taking away heat.
What is condensation?
Will a magnet attract a silver quarter? Why or why not?
It will not attract a silver quarter, because a magnet doesn't attract silver metal.
Describe the relative density of Ice.
Ice is less dense than water because it will float.
Describe the conductivity of a rubber band
It is an insulator
How would you separate sand and iron metal pieces?
What is a magnet.
The changing from a liquid to a solid taking away heat.
What is freezing?
Will a magnet attract a rubber band? Why or why not?
A magnet will not attract a rubber band because the rubber band is made of rubber.
Describe the relative density of oil.
Oil is less dense than water because it will float.
Describe the conductivity of string
It is an insulator
How would you separate the salt and sand from water?
What is filter the sand, then evaporate the salt.
The change from solid to gas adding heat.
What is a sublimation.
What is the difference between mass and weight?
Mass is the amount of matter in an object, weight is the force of gravity on an object.
Describe the relative density of honey.
Honey is more dense than water because it will sink.
Describe the conductivity of carpet.
It is an insulator.
How would you separate honey and an iron bolt?
What is use a magnet.