1
make
compose
to mix evenly to create a special mixture called a solution.
dissolve
a state of matter that takes the shape of its container and fills container.
Gas
a state of matter that takes the shape of its container and does not fill its container.
liquid
how hot or cold something is.
temperature
the amount of matter in an object.
Mass
anything that has mass and takes up space.
matter
a combination of two or more substances, each of which keeps its own physical properties.
mixture
the physical form (such as solid, liquid, and gas) that matter can exist in
physical state
characteristic of matter that can be observed or measured
physical property
a physical property that describes whether matter is attracted to a magnet
magnetism
the density of an object compared to water; determined by whether an object stinks or floats in water
relative density
a special mixture that has the same composition throughout because one substance dissolves in another.
solution
What do we measure when using a Digital scale, Triple Beam Balance, and Pan Balance?
Mass
a scientific law that states that matter cannot be made or destroyed but can change into a new form.
law of conservation of matter
What physical state are these items in? (lotion, syrup, and oil)
liquid
What physical state are these items in? (table, ice, and sand)
Solid
What physical state are these items in? (water vapor, oxygen, and air)
gas
If an item is less dense than water, it will...
float
If an item is more dense than water, it will...
sink
is this statement TRUE?
All solutions are mixtures, but not all mixtures are solutions.
TRUE
Is this statement TRUE?
Substances that dissolve do disappear in the solution.
FALSE
Substances that dissolve do NOT disappear in the solution.
Example: Salt Water
Substances keep all of their physical properties. Is this statement TRUE about mixtures?
TRUE
Example: Trail Mix
Is this statement TRUE?
Evaporation and boiling are the same.
FALSE
Evaporation and boiling are NOT the same.
Evaporation happens naturally and boiling does not.
Is this statement TRUE?
When you put a solid ice cube outside the heatwaves from the sun (thermal energy) MELTS the ice cube into a liquid.
TRUE