Answer:
D.
Explanation:
Oil stays separate from water and stays at the top, so you can skim it off.
Answer:
an English scientist Robert hooke
The manners of an animal is intensely supported by
electrical prompt of the medial forebrain bundle. The MFB or commonly referred
to as the Medial Forebrain bundle, is a neural passageway holding fibers from
the basal olfactory areas, the periamygdaloid area and the septal nuclei, and
also fibers from brainstem areas, as well as the ventral tegmental region.
One of the best ways to use rocks to determine past geography is to look at water lines. Many cliffs contain "stained" waterlines on the surface of the rocks, which shows that water at a certain level used to occupy that area.
I think when a traffic light malfunctions you should treat the malfunctioning light as stop sign. There are many reasons for why a stop light will stop working or malfunction. mostly this happens if the electricity goes out or one of the bulbs in the signal dies. Malfunctioning traffic signs may be dangerous and many drivers find them confusing.