Answer:
A-Shape
C-state
Explanation:
reactivity and flammability are both indicators of chemicals changes
Answer:
It is an exothermic reaction. Heat must be added to light the fuses of the fireworks
Explanation:
I learned this in high school chemistry.
Answer:
Chemical properties, such as combustibility, are generally observed as the identity of a substance changes and one or more new substances form.
Explanation:
Chemical change involves formation of new substances. Therefore, the correct answer is "Chemical properties, such as combustibility, are generally observed as the identity of a substance changes and one or more new substances form."
C. Theres decreased Biodiversity Most likely because of natural or human causes (deforistation)
