Do all stars rise and set?
Space and AstronomyCircumpolar stars always reside above the horizon, and for that reason, never rise nor set. All the stars at the Earth’s North Pole and South Pole are circumpolar. Meanwhile, no star is circumpolar at the equator. Anyplace else has some circumpolar stars and some stars that rise and set daily. Do all stars rise and
How many corners circle have?
Space and AstronomyHow many corners does a circle have? Zero. A circle is not a polygon. It has no “corners”. How many corners does a circle have answer? square has four sides and four corners, while a circle has only one side and no corners. Does a circle have 0 corners? If an edge of a closed
Does the law of reflection work for curved mirrors?
Space and AstronomyFor mirrors with curved surfaces this law of reflection still applies, but the curved surface of the mirror creates different images to that of a plane mirror. Curved mirrors have a variety of forms, two most common types are convex and concave. Can the law of reflection hold for curved mirrors? Does the law of
Are wine corks flammable?
Space and AstronomyDoes cork burn? Cork is a slow combustion material. That is to say, yes it burns but very slowly and it doesn’t produce flame so it doesn’t spread. Also, when burning, the smoke that it releases is not toxic. Are corks good fire starters? Wine Cork Fire Starters The corks will burn ok in a
Who is the hero of the scarlet letter?
Space and AstronomyHester PrynneHester Prynne Hester is the book’s protagonist and the wearer of the scarlet letter that gives the book its title. Is Hester the hero of The Scarlet Letter? Thus Hester approached the hero status, but never completed it with an act of courage or possessing noble qualities. And although she left a lasting legacy,
How do you find the leading coefficient on a graph?
Space and AstronomyDiagram A diagram (from the ancient Greek διάγραμμα diágramma “geometric figure, outline”), also called a (graphical) chart, is a graphical representation of data, facts or information. Depending on the objective of the diagram, highly different types are used. The range from pictorial elements to purely abstract structures is very wide. In contrast to a pictogram
What meditation does Descartes say I think therefore I am?
Space and Astronomycogito, ergo sum, (Latin: “I think, therefore I am) dictum coined by the French philosopher René Descartes in his Discourse on Method (1637) as a first step in demonstrating the attainability of certain knowledge. It is the only statement to survive the test of his methodic doubt. What is Descartes saying in meditation 2? In
What is a rhumb line used for?
Space and AstronomyIts use in navigation is directly linked to the style, or projection of certain navigational maps. A rhumb line appears as a straight line on a Mercator projection map. The name is derived from Old French or Spanish respectively: “rumb” or “rumbo”, a line on the chart which intersects all meridians at the same angle.
What is internal direct product?
Space and AstronomyA group is termed the internal direct product of subgroups , if the following three conditions are satisfied: Each is a normal subgroup of. The s generate. Each intersects trivially the subgroup generated by the other s. Equivalently, if where with all distinct, then each . What is the difference between internal direct product and
When was Mars rings discovered?
Space and AstronomyWhen did Mars have rings? On June 2, 2020, scientists from SETI Institute and Purdue University showed evidence of Mars having its own rings a few billion years ago, which explains why Mars’ smallest moon, Deimos has an oddly tilted orbit. Did ancient Mars have rings? None of the smaller rocky planets have them, but