A chemical reaction (signs)
- rusting
- change in base of chemical
- for example lets say u mix two chemicals, and then it becomes a different new chemical (it changed from the inside)
a physical
- a physical reaction is outer looks not inside.
- it changes on the outside, like changing a color
A skateboard coasting on a flat surface slows down and then comes to a stop because the skateboard runs out of energy, and slows down, also, sense it is on a flat surface and not going downhill, it goes slower.
There's a total of 3 colors, the percent will add up to 100%
100%-50%(red)= 50%
50%-10%(blue)=40%
There is a 40% chance it will land on green
Carolus Linnaeus was the one <span>Who devised the scientific naming system for the classification of living things.
hope that helped!</span>
