How long did it take to load a gun in 1791? about thirty seconds Are Matchlock guns accurate? An antique 17th century matchlock was tested in Austria (IIRC) against a man sized silhouette. The gun was aimed and fixed directly onto the center of the targets chest. At 100 meters it hit 50% percent of […]
What is the other name of wind vane?
What is the other name of wind vane? A weather vane, wind vane, or weathercock is an instrument used for showing the direction of the wind. What is an antonym for wind? Antonyms: unroll, unwind, wind off. Synonyms: lead, hint, wind instrument, nothingness, twist, current of air, tip, fart, breaking wind, air current, farting, flatus, […]
What is guard cell and its function?
What is guard cell and its function? Guard cells are located in the leaf epidermis and pairs of guard cells surround and form stomatal pores, which regulate CO2 influx from the atmosphere into the leaves for photosynthetic carbon fixation. Stomatal guard cells also regulate water loss of plants via transpiration to the atmosphere. Why do […]
How do you find the pH of 0.01 m NaOH?
Why do earthquakes occur in western South America?
Why do earthquakes occur in western South America? Most of the large earthquakes in South America are constrained to shallow depths of 0–70 km as a result of both crustal and interplate deformation. Crustal earthquakes are caused by deformation and mountain building in the overriding South America plate and generate earthquakes as deep as approximately […]
Do mollusks have a closed circulatory system?
Do mollusks have a closed circulatory system? Most mollusks have an open circulatory system but cephalopods (squids, octopus) have a closed circulatory system. The blood pigment of mollusks is hemocyanin, not hemoglobin. The heart of a clam can be seen in the photograph below. What organisms have a closed circulatory system? In (a) closed circulatory […]
How are gas turbines cooled?
How are gas turbines cooled? Fogging. Inlet air fogging consists of spraying finely atomized water (fog) into the inlet airflow of a gas turbine engine. The water droplets evaporate quickly, which cools the air and increases the power output of the turbine. What is reheating and regeneration of gas turbine? Reheating is applied in a […]
What is the most significant predictor of basal metabolic rate?
What is the most significant predictor of basal metabolic rate? The major factor determining basal metabolic rate (BMR) is fat-free mass (FFM) (1–3), with some studies finding an additional contribution of fat mass (FM) (4, 5), but others failing to find such an effect (6, 7). Which person would you predict to have the highest […]
What percent humidity should I set my dehumidifier at?
What percent humidity should I set my dehumidifier at? The optimal relative humidity level is between 30 and 50 percent, according to Energy Star (and 30 to 40 percent in colder areas during heating season). If the humidity is higher than that, it can breed dust mites, mildew, and mold, and trigger allergies. Can mold […]
What are two properties of the image seen from a plane mirror?
What are two properties of the image seen from a plane mirror? Images formed by plane mirrors are virtual, upright, left-right reversed, the same distance from the mirror as the object’s distance, and the same size as the object. What are the four properties of plane mirror? Properties of an image formed by plane mirror […]