I believe it’s Chemical energy but please correct me if i’m wrong
Answer:
oxygen is responsible for rusting
Answer:
Scientist used models to explain and predict the behavior of real object or system
Answer:
Option (2)
Explanation:
Since the amount of each sample is the same, we are looking for the metal with the greatest density, which is copper.
Carbon dioxide sublimation
water evaporate
physical change is just change between solid/liquid/gas, other two are chemical changes