Answer:
1.Atria push blood into the ventricles
2.Venticles push blood out of the heart.
Many polish civilians perished and more people were put in concentration camps making Poland a little less polish.
Answer:
I think yes a
Explanation:
https://www.scratchapixel.com/lessons/3d-basic-rendering/minimal-ray-tracer-rendering-simple-shapes/ray-plane-and-ray-disk-intersection
Answer:
Where is the most important w to geographers, so they know where to find things in countries
