Category: Physics

Are blue reverse lights legal? Blue reverse lights could really screw you up if you are backing up at night and you run over somebody or some car runs into you cause they did not know you are backing up. License plate lights that are blue are also against the law! Just don’t do it. […]

What do all gas giants have in common? The gas giants have atmospheres that are mostly hydrogen and helium. All four planets rotate relatively rapidly – while Earth spins once on its axis every 24 hours, Saturn spins once every 10 hours. Like Earth, all the gas giants have wind bands. These are seen as […]

What is the main idea of the text? The main idea is the central point or thought the author wants to communicate to readers. The main idea answers the question, “What does the author want me to know about the topic?” or “What is the author teaching me?” Often the author states the main idea […]

What are the benefits of Queen of the Night flower? Its believed to be used as a topical application medicine for rashes. Some of the primitive Americans have used it for fever treatment. The stem of the plant is used for treating diabetes. It is known for the treatment of hemoptysis and edema. How long […]

Why is insolation greatest when the sun is overhead? Insolation depends on the angle of the Sun above the horizon. It is greatest when the Sun is directly overhead, and it decreases when the Sun is low in the sky, since the same amount of solar energy is spread out over a greater area of […]

What two colors go good together for a room? Top 10 Colour Combinations to Enhance Your Bedroom Walls Indigo and White. Indigo Blue and White is a soothing palette for your bedroom. Brown and Cream. Lavender and Off-white. Light Blue and Radiant Yellow. Shades of Grey. Light brown and Muted Green. Lime Green and Wisely […]

What is used to measure the volume of gas? Measuring the rate where a gas is produced The apparatus needed depends on the nature of the product being measured: the mass of a substance – solid, liquid or gas – is measured with a balance. the volume of a gas is usually measured with a […]

Is the caloric theory true? The caloric theory is an obsolete scientific theory that heat consists of a self-repellent fluid called caloric that flows from hotter bodies to colder bodies. Caloric was also thought of as a weightless gas that could pass in and out of pores in solids and liquids. Who disapproved the theory […]

What is the difference between oxygen and sulfur? There are four principal differences between the chemistry of sulfur and oxygen. Sulfur (EN = 2.58) is much less electronegative than oxygen (EN = 3.44). 4. Sulfur can expand its valence shell to hold more than eight electrons, but oxygen cannot. What are 5 uses for sulfur? […]

What is the difference between a closed and open electrical circuit? An open circuit is one where the continuity has been broken by an interruption in the path for current to flow. A closed circuit is one that is complete, with good continuity throughout. A device designed to open or close a circuit under controlled […]