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Which of the following are made of atoms?  Choose all that apply.

Which elements are paired with the correct number of valence electrons?  Choose all that apply.

The Heisenberg Uncertainty Principle states that it is impossible to know the exact __________________ and _____________________ of a particle at the same time.

Atoms frequently gain or lose electrons to form ___________.

When multiplying or dividing numbers, the answer should have as many significant digits as the number with the ______________ significant digits; when adding or subtracting numbers, the answer should ______________.

Electrons are much _______________________ than the nuclear particles and have a(n) _______________ charge, equal and opposite to the charge of protons.

Anasarca is a condition often seen in cases of:

Demonstration of multiple unilateral renal cysts is most suspicious for:

Peritoneal calcifications with associated dilated loops of bowel and polyhydramnios visualized in a 30-week fetus most likely represent:

This sagittal image of the fetal body is most suspicious for: