Rules and Safety
What is the difference between mass and volume?
mass is the amount of matter
volume is the amount of space
What is density?
sink or float
A solution is a mixture that....
can't be separated easily, it creates a new substance.
How do you measure volume?
displacement
What should you do if something goes wrong in the lab, like a chemical spill or a beaker breaking?
Tell your teacher immediately.
When we classify, we are....
grouping/ putting into sections
How do you separate most solutions?
evaporation
What is the boiling point?
100 degrees C or 212 degrees F
What is the difference between conductors and insulators?
conductors are metals...allow heat and electricity to flow easily
insulators nonmetals.....do not allow electricity and heat to flow
What tool is used to measure mass?
Triple beam balance
How do you separate a mixture of salt and pepper?
Add water then use a filter
What happens to water when it boils
turns into gas (water vapor)
Opposite poles on a magnet will_____?
attract
What safety equipment is important when we are handling boiling liquids?
Goggles and gloves
An object that floats is _________than water?
less dense
What is a common solvent?
water
What is condensation?
gas to liquid
What is the strongest part of the magnet?
poles
Give What are the steps of the scientific method in order:
question/problem hypothesis, experiment, analyze data, conclusion
Give an example of a material that is a conductor.
Metal
In a solution, the solute is...
The powder that goes into the liquid (solvent)
Which will take longer to boil....a cup of water or a pitcher of water?
pitcher
What is SINC?
steel iron nickel cobalt