Physical + Chemical Changes Flashcards
1
Q
A change that affects 1 or more physical properties
A
Physical change
2
Q
A change that occurs when one or more substances change into a new substance
A
Chemical change
3
Q
Mass can’t be created or destroyed it can only be transformed into different substances
A
Law of Conservation of Mass
4
Q
Mixing baking soda and vinegar
A
Production of a gas-bubbles
5
Q
When you burn toast it starts to smell
A
Odor-smell
6
Q
If you pour potassium iodide in lead nitrate
A
Form a precipitate-solid in a liquid
7
Q
If you leave an old truck in rain it will form rust
A
Change in color- rust, tarnish
8
Q
A
Change in energy-temperature
