Answer:
The cells that make up the digestive, muscular, skeletal, reproductive, and excretory systems all need oxygen from the respiratory system to function, and the cells of the respiratory system as well as all the other system bneed nutrients and must get rid of metabolic wastes.
Explanation:
<u>Answer:</u> B. Pond
<u>Reasoning:</u> A lake is typically large and have a large dept, same with an ocean(But an ocean is much larger) so the temperature won't be constant.
A lagoon is a moving body of water that covers small bodys of sand or coral.
Answer:
D. Smoke from a fire
Explanation:
Smoke from a fire is the correct answer because it is made up of physical atoms. Sounds, light, and temperature are not made of atoms and are thus not matter.
Answer: Convection
Explanation: Cold water sinks because it is more dense than warm water.
Warm water rises because it is less dense than cold water.
The amount of co2 in the atmosphere would increase
hope this helps