<h3><u>Answer;</u></h3>
Theories
<h3><u>Explanation;</u></h3>
- A theory a set of interrelated propositions or statements, organized into a deductive system, that offers an explanation of some phenomenon.
- Hypotheses on the other hand are testable statements of presumed relationships between two or more concepts.
- Theories are the results of a thoroughly tested hypothesis. Theories are always backed by evidence.
- Theories may be supported, rejected, or modified, based on new evidence.
Answer:
Thermal
Explanation:
The total kinetic and potential energy of the particles in an object is called thermal energy.
Answer:
through two large veins, the inferior and superior vena cava, emptying oxygen-poor blood from the body into the right atrium.
Explanation: