Plants let out carbon dioxide and let in oxygen. Humans and animals breathe in carbon dioxide and breathe out oxygen.
Answer:
Tissues
Explanation:
Tissues are groups of similar cells that have a common function.
Gravity is<span> the force that pulls vehicles toward Earth. It depends on the mass of the object. The bigger the mass the bigger the gravity force. </span>
Gravity has a higher effect on heavy, large and high profile vehicles. The heavier the vehicle the bigger the force that pulls the vehicle toward Earth.
