A car moved 50km to the North. What is its displacement?

Which of these is the result of scientific research and not engineering? a. a new shoe design that features air cushioning for more comfort and protection b. the creation of glass with uv protection. c. a conclusion about diet commonalities among diabetics. d. the development of a smaller, more compact missile.

Why is nh3 classified as a polar molecule

How to convert a density of 0.791g/cm3 to lb/ft3