Which of the following best describes how the greenhouse effect works? Which of the following best describes how the greenhouse effect works? A planet’s surface absorbs visible sunlight and returns this absorbed energy to space as infrared light. Greenhouse gases slow the escape of this infrared radiation, which thereby heats the lower atmosphere. Which of […]
What is the difference between Thhn and THWN wire?
What is the difference between Thhn and THWN wire? THHN is a code for thermoplastic high heat resistant nylon coated wire which is allowed for use in dry to damp location and rated for a maximum temperature of 90ºC (194ºF). The THWN wire we carry is actually coded THWN-2 indicating its rated 90 degrees for […]
What characteristics are used to describe air masses?
What characteristics are used to describe air masses? Temperature and humidity are two characteristics used to classify air masses. Air masses have fairly uniform temperature and moisture content in horizontal direction (but not uniform in vertical). What are the five major types of air masses? These are Polar (cold), Arctic (very cold), Equatorial (warm and […]
Who is responsible for making sure the workplace is safe?
Who is responsible for making sure the workplace is safe? Under the OSH law, employers have a responsibility to provide a safe workplace. This is a short summary of key employer responsibilities: Provide a workplace free from serious recognized hazards and comply with standards, rules and regulations issued under the OSH Act. Will you wake […]
What are the devices used to measure temperature?
What are the devices used to measure temperature? Thermometers are well-known liquid expansion devices also used for temperature measurement. Generally speaking, they come in two main classifications: the mercury type and the organic, usually red, liquid type. What is the relationship between the three temperature scales? Answer. The three temperature scales are Celsius, Fahrenheit and […]
Why does low pH increase solubility?
Why does low pH increase solubility? The anion in many sparingly soluble salts is the conjugate base of a weak acid. At low pH, protonation of the anion can dramatically increase the solubility of the salt. Basic oxides either react with water to give a basic solution or dissolve in strong acid; most basic oxides […]
What is an example of geothermal energy?
What is an example of geothermal energy? A Geyser is an example of Geothermal energy. Hot springs, lava, and fumaroles are natural examples of geothermal energy. Geothermal power is currently more common in homes and businesses, using geothermal heat pumps to control the temperature in the building. How many countries use geothermal energy? 26 countries […]
What are the four parts of a conclusion?
What are the four parts of a conclusion? Example conclusions the answer (first sentence, in italics) a summary of the main points. a final note on the significance (final sentence, in italics) How do you conclude? Here are some key aspects to include in your conclusion to ensure its effectiveness: End the essay on a […]
Why we use 10k potentiometer?
Which food becomes toxic in less than 4 hours?
Which food becomes toxic in less than 4 hours? Which foods become toxic in less than 4 hours? Meat: beef, poultry, pork, seafood. Eggs and other protein-rich foods. Dairy products. Cut or peeled fresh produce. Cooked vegetables, beans, rice, pasta. Sauces, such as gravy. Sprouts. Any foods containing the above, e.g. casseroles, salads, quiches. What […]