GLOSSARY
Air: the elastic,
invisible mixture of gases that surrounds the earth; atmosphere.
Evaporate: when a
liquid changes to a gas.
Float: when an
object can rest at the top of a liquid.
Form: the shape
or outline of anything; structure, excluding color, texture, and density.
Gas: the fluid
form of a substance in which it can expand indefinitely; form neither liquid or
solid vapor.
Liquid: readily
flowing; fluid
Melt: when a
solid changes into a liquid.
Object: something
that is capable of being seen, touched, or otherwise sensed. All solids, liquids,
and gases are objects. A gas, such as air, while it may not be seen, can be
sensed when placed in a balloon or bubbled through water.
Property:
attribute, feature, aspect trait, characteristic, or essential quality of a
living or non-living thing. Examples: color, texture, shape, and size of a
living or non-living thing.
Rhomboid: a
parallelogram with oblique angles and opposite sides equal.
Shape: physical
form of an object.
Sink: when an
object falls to the bottom of the liquid it is in and does not float.
Solid: an object
that has a definite shape of its own, but can sometimes be changed.
Texture: how the
surface of an object looks or feels.
Water vapor:
water changes to a gas.
Weight: how
heavy/light an object is.