Describe the consequences of the loss of biodiversity due to catastrophic events, climate change, human behavior/activity have on the environment and global ecosystems.

zfoods? ok, pressure is used to keep the heat inside and to keep the food perfect.

answer: c. the experiment shows that the red substance experienced a chemical change.

explanation: chemical change is the change in which chemical composition of the substance changes. physical change is the change in which there is no change in chemical composition.

chemical changes are accompanied by following changes:

a) precipitate formation

b) energy is released or absorbed

c) formation of bubbles

d) change in color

as it is given that the red color has disappeared and there is production of gas, it means the red substance has undergone a chemical change.

e