Where is concave lens used? Uses of a Concave Lens A concave lens is used to diverge incident rays. This helps to create a virtual image on the opposite side of the refracting surface. Hence, these lenses are used in binoculars, telescopes, cameras, flashlights and eyeglasses. What is distance vision and near vision? Answer: Near […]
What is the average plant cell shaped like?
What is the average plant cell shaped like? Plant cells are rectangular shaped, eukaryotic, or nucleus-containing, cells with a rigid cell wall. Which provides shape to the plant cell? cell wall The large central vacuole is surrounded by its own membrane and contains water and dissolved substances. Its primary role is to maintain pressure against […]
What are some synonyms for viscous?
What are some synonyms for viscous? synonyms for viscous gooey. slimy. syrupy. adhesive. clammy. gelatinous. gluey. glutinous. What is an antonym of viscous? Antonyms: thin, nonadhesive. Synonyms: embarrassing, gummed, mucilaginous, sticky, steamy, syrupy, gummy, muggy, gluey, viscid, pasty, glutinous, unenviable, pastelike, awkward. What is the opposite of a viscous liquid? fluidity The opposite of viscosity […]
How many hazard classes are there army?
How many hazard classes are there army? 331 Nine Classes Every hazardous material is assigned to one of nine hazard classes as defined in 49 CFR 172.101 and 173. How long is Army HAZMAT school? The course is a must have certification for many career fields in the Army National Guard. There are five tests […]
How can I watch Canadian TV on Roku?
How can I watch Canadian TV on Roku? “CBC TV” app on Roku is a free, ad-supported Live Stream service offering access to all 14 live local channels from across Canada, and their news broadcasts. Please note that all live streams will contain ad breaks, as they do on conventional broadcast television. Why did I […]
How thick is a modern house wall?
How thick is a modern house wall? The thickness of a wall can be measured at a door or window. A solid wall will be 23cm (9″) thick plus internal plastering and external rendering (if any) and a cavity wall 30cm (11.5″) plus plastering and rendering (if any). What is the standard thickness of the […]
Why is it important for things to dissolve in water?
Why is it important for things to dissolve in water? Water is capable of dissolving a variety of different substances, which is why it is such a good solvent. And, water is called the “universal solvent” because it dissolves more substances than any other liquid. This allows the water molecule to become attracted to many […]
What time of day do plants transpire the most?
What time of day do plants transpire the most? Plants transpire more rapidly in the light than in the dark. This is largely because light stimulates the opening of the stomata (mechanism). Light also speeds up transpiration by warming the leaf. Is transpiration higher during the day or the night explain? During daytime in the […]
Why did the first cities and states appear?
Why did the first cities and states appear? Fueled by surplus crops, agriculture led to the formation of the world’s first large-scale civilizations. How did cities arise? Early cities developed in a number of regions, from Mesopotamia to Asia to the Americas. The very first cities were founded in Mesopotamia after the Neolithic Revolution, around […]
Is it hard to get into Marines?
Is it hard to get into Marines? Marine Corps basic training has the reputation of being the toughest of all the services. It most certainly is the longest, at about 12 1/2 weeks. It has been said time and time again by former Marines that Marine Corps recruit training was the most difficult thing they […]