Answer:
a. both the aorta and pulmonary trunk
Explanation:
your welcome
Answer:
1. Fact: Observations about the world around us. Example: “It’s bright outside.”
Hypothesis: A proposed explanation for a phenomenon made as a starting point for further investigation. Example: “It’s bright outside because the sun is probably out.”
Theory: A well-substantiated explanation acquired through the scientific method and repeatedly tested and confirmed through observation and experimentation. Example: “When the sun is out, it tends to make it bright outside.”
3. As a field of science, biology helps us understand the living world and the ways its many species (including humans) function, evolve, and interact. Advances in medicine, agriculture, biotechnology, and many other areas of biology have brought improvements in the quality of life.
5. Its the ending answer/result of the experiment.
this is what i could get, sorry its not all of them
14. It would indirect and 15. Direct
Add the protons and neutrons to find atomic mass 5+4=9. the atomic mass is 9
It is when the moon is above that put of the ocean or on the other side of the earth