All About Matter
Matter is something that is made of __________.
particles
This state of matter has no true volume and no true shape-it spreads out to fit the shape of its container.
Gas
Changes that create new substances with different properties are _______ changes.
chemical
The process of a solid changing into a liquid.
Melting
Combinations of different materials that are physically mixed together. (Think trail mix)
Mixture
Matter is anything that has ___________ and takes up ___________.
weight; space
This state of matter has true volume and has true shape.
Solid
Tearing a piece of paper is an example of a _______________.
physical change
To watch something carefully.
Observing
A property of matter that measures how close together the particles are inside a substance. This can determine things like if something will float or sink.
Density
____________ are tiny building blocks of matter.
Particles
This state of matter has true volume but no true shape.
Liquid
Frying an egg is an example of a ________________.
chemical change
The process of a gas changing into a liquid.
matter
What are the 3 states of matter?
Particles of a solid ______________. (Think particle hands)
vibrate tightly in their place.
Changes in the form of matter without changing its identity are ________________ changes.
The process of a liquid changing into a gas.
Evaporation
When particles are heated up they move _________.
faster
Particles of gas ____________. (think particle hands)
move freely around
Particles of a liquid _________. (Think particle hands)
slide past one another
Boiling water is an example of a ____________ change.
physical
The transition of a substance directly from the solid to the gas state, without passing through the liquid state.
All solutions are mixtures but not all mixtures are solutions. True or false?
TRUE!!! Solutions are made of at least one thing that has fully dissolved into another. Mixtures are TWO or more things mixed together-but all things mixed do not always dissolve.