Flashcards in Properties Test Deck (30):
Qualities that describe objects or materials.
Physical properties are properties that we can easily ________ with our ________ -by seeing, hearing, touching, or smelling.
Color, hardness, texture, size, shape,and smell are __________ properties.
The temperature at which a substance starts changing from solid to liquid is its ___________ _________.
When a substance boils, it is at it's ________ ________.
Type of diagram often used by scientists to compare information.
_________ - making careful measurements that are exactly correct.
_________ - measure of how hot or cold an object is.
_________- using a tool to accurately describe a physical property.
Measurement used to measure the amount of space an object takes up.
_________ - tool that accurately measures temperature.
When a liquid gets warmer, it takes up (more or less space)?
The unit use to measure temperature is
What are the two different temperature scales?
Fahrenheit (F) and Celsius (C)
A _________ _________ is used to organize things or ideas so that they are easy to find or use.
_______ - a group of things that have a lot in common.
Anything that takes up space and has mass.
How much stuff an object is made of
Scientists classify matter into three categories:
Solid, liquid, and gas
The building block of all matter.
In the ______ _______, atoms are tightly packed and move very little
In the ________ ________, atoms can move enough to slide past each other.
In the ______ _______, atoms are free from one another and move quickly.
Friction produces ______, a form of energy.
When heat from any source is applied to a substance, the atoms in that substance _________ ___ and the substance gets ______.
When enough heat is applied (added) to a solid it _______ or changes state from a solid to a liquid.
If enough heat energy is applied to a liquid it will become a _____.
As water is heated, it gets hotter and hotter until it boils. A gas called ____ _____ is produced
________ - the change in phase from a liquid to a gas.