Matter
Anything that has mass and takes up space
Matter
The amount of gravitational pull on matter
Weight
The ability to burn easily.
Flammability
Which type of change is more likely to be reversed?
Physical Change
Can a chemical change be reversed?
No
The metal parts of a car soon rust because the metal contains ____
Iron
What are the three states of matter
Solid, liquid, gas
The amount of space that matter takes up
Volume
When something with iron reacts to water and oxygen in the air it forms _________
Rust
A physical change that involves one substance combining with a liquid
Dissolving
When a substance changes into a new and different substance, what type of change is it?
Chemical change
___________ is a highly flammable gas
Hydrogen
State of matter with definite shape and volume.
Solid
Mass per unit of volume of a substance
Density
A physical property of attraction to certain metals
Magnetism
Physical change when a solid becomes a liquid
Melting
Can there be a physical and chemical change to matter at the same time? Give an example
Yes; wood burning, candle melting, etc.
The formula for density is
Mass/Volume
State of matter that has definite volume but not definite shape.
Liquid
The ability of one substance to dissolve into another.
Solubility
A physical property of a liquid changing to a gas
Boiling Point
Water displacement method
An example of this chemical change is the smell of freshly baked bread
Formation of Gas; odor
When a marshmallow turns from white to brown with heat, what evidence shows it is a chemical change?
Color change.
State of matter that has no definite shape or definite volume.
Gas
The temperature of when a solid changes into a liquid
Melting point
The drink mix is ________ in water
Soluble
Physical changes involve adding or removing of ________.
Energy (ex: increasing/decreasing temperature, pressure, cutting, dissolving, mixing, etc.)
When liquids combine and a new solid forms, it is called a _______.
Precipitate
Name at least three physical properties
Mass/Weight, Volume, Density, and Melting/Boiling Point