Answer: Rust is an example of a chemical change.
Explanation: Remember, a chemical change has to do with chemicals permanently changing something. Rust comes form metal and oxygen. When these two chemicals mix, it causes rust.
Answer:
Weather
Explanation:
Weather controls the distribution of rain water on earth. All living organisms on earth require liquid water to survive, and humans require fresh.
Hope this helped!
Plant leaves and dead organic matter are broken down by decomposers,to produce soil nutrients for plants. This is an important role decomposers play in the nutrient cycles.
Hope you found this helpful!
1) by making certain goods and services available
2) by creating advertisements
3) and by knowing what a consumers wants
