Do dragonflies survive winter? Overwintering as Nymphs. Not many insects are active in the winter, but the nymphs of dragonflies, mayflies and stoneflies live in waters of ponds and streams, often beneath ice. They feed actively and grow all winter to emerge as adults in early spring. What happens to dragonflies during winter? Some dragonflies […]
Why do I have a hard lump on my eyebrow?
Why do I have a hard lump on my eyebrow? Skin cysts This could be due to infection or a sebaceous gland becoming blocked. Sebaceous glands are tiny glands near the surface of the skin that release an oil (sebum) that moisturises the skin and hair follicles. Skin cysts are generally smooth to touch and […]
How did Jimi Hendrix influence rock and roll?
How did Jimi Hendrix influence rock and roll? Widely recognized as one of the most creative and influential musicians of the 20th century, Jimi Hendrix pioneered the explosive possibilities of the electric guitar. Hendrix’s innovative style of combining fuzz, feedback and controlled distortion created a new musical form. How did Jimi Hendrix get his sound? […]
What can you use instead of fly spray?
What can you use instead of fly spray? Lavender, eucalyptus, peppermint and lemongrass essential oils – Not only will spraying these oils around the house create a beautiful aroma, but they will also deter those pesky flies too. Apple cider vinegar – Flies love the smell of apples and vinegar. How do you make homemade […]
How do you play hide and seek with kids?
What tools does a mason use?
What tools does a mason use? Common Masonry Tools used in Masonry Construction Trowel. Corner trowel. a) Outside Corner Trowel. b) Inside Corner Trowel. Setting Out Square or Mason Square. Plumb Rule and Bob. Spirit Level. Line and Pins. Water Level. Boning rods. What are masonry materials? The common materials of masonry construction are brick, […]
What is the viscosity of glycerin?
What is the viscosity of glycerin? Trichlorofluoromethane refrigerant R-11. 0.00042. 0.42. 2.82. Glycerine. What is the viscosity of glycerol at 20 degrees? Structure and properties Bond angle ? Magnetic susceptibility ? Surface tension 63.4 mN/m at 20°C 58.6 mN/m at 90°C 51.9 mN/m at 150°C Viscosity 4.220 Pa·s at 2.8°C 1.069 Pa·s at 20°C What […]
How are GMO crops grown?
How are GMO crops grown? GM is a technology that involves inserting DNA into the genome of an organism. To produce a GM plant, new DNA is transferred into plant cells. Usually, the cells are then grown in tissue culture where they develop into plants. The seeds produced by these plants will inherit the new […]
Can grizzly bears survive in the Arctic?
Can grizzly bears survive in the Arctic? Grizzly Bears are the undisputed monarchs of the open tundra and mountains of Alaska. On the Arctic Refuge, they live farther north than any others of their species. Grizzly Bears escape the Refuge’s long winters by hibernating for up to eight months each year. During this long sleep, […]