Definitions
Properties
States of matter and change
Measuring Matter
Particle Model
100
a characteristic that helps to identify a substance
What is property
100
color, taste, smell
What are three properties you can observe with your senses
100
solid, liquid, gas
What are the three states of Matter
100
the amount of matter in the object
What is mass?
100
tiny moving particls
What is matter made up of?
200
melting point, boiling point, freezing point
What are properties that you can measure?
200
a change that is non-reversible
What is a chemical change?
200
the amount of space an object takes up
What is volume?
200
makes particles move faster
What does heat do matter?
300
the point at which a liquid changes to a solid.
What is freezing point
300
you need a beaker with measuring units and water and the object?
How would you measure the volume of a weirdly shaped object?
300
a change that is reversible
What is a physical change?
300
the amount of mass per unit of volume
What is density?
300
The particles have lots of space in between them.
What do the particles look like in a gas?
400
anything that has weight and takes up space
What is matter?
400
an egg or popcorn, or fireworks
Give examples of a chemical change?
400
2x3x4=
What is the volume of a rectangle solid that is 3cm, by 2cm, by 4cm?
400
When particles break free from the other particles and escape into space
What is evaporation?
500
it grows and breathes
What is a living thing?
500
it breathes, and moves, and grows
What is a living thing?
500
A penny will sink and a log will float because the penny is more _____ than the log.
What is more dense, a penny or a log?
500
When particles loose energy they move more slowly and turn into a liquid.
What is condensation?
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