What are two different types of electron microscopes? There are two main types of electron microscope – the transmission EM (TEM) and the scanning EM (SEM). The transmission electron microscope is used to view thin specimens (tissue sections, molecules, etc) through which electrons can pass generating a projection image. What is the greatest advantage of […]
Can you have an extra chromosome and be normal?
Can you have an extra chromosome and be normal? Most commonly, some cells end up with one extra or missing chromosome (for a total of 45 or 47 chromosomes per cell), while other cells have the usual 46 chromosomes. Mosaic Turner syndrome is one example of chromosomal mosaicism. How do you know if you have […]
What are the examples of concave lens?
What are the examples of concave lens? There are many examples of concave lenses in real-life applications. Binoculars and telescopes. Eye Glasses to correct nearsightedness. Cameras. Flashlights. Lasers (CD, DVD players for example). What is the property of convex lens? The convex lens is a lens that converges rays of light that convey parallel to […]
Which condition causes storms to occur freezing of water droplets?
Which condition causes storms to occur freezing of water droplets? Cold Air Damming and Extended Lows Freezing rain develops when warm oceanic air rises up and over the cold air, producing liquid precipitation that falls through the cold layer. The falling droplets become supercooled and freeze on impact with the cold surface. Where is the […]
Is La Nina related to climate change?
Is La Nina related to climate change? In a warming climate, rainfall extremes are projected to shift eastward along the equator in the Pacific Ocean during El Niño events and westward during extreme La Niña events. Will 2020 be the hottest year on record? Globally, 2020 was the hottest year on record, effectively tying 2016, […]
How many watts is 13 amps?
How many watts is 13 amps? 156 Watts Is 13 amp plug normal? Plugs for appliances rated between about 700 watts and 3000 watts (the maximum rating of a wall socket) should be fitted with a 13-amp fuse (coloured brown). For example: 13A Fuse – Washing machine, dishwasher, microwave, kettle, toaster, iron. Can you put […]
What unit is Q?
What is the charge on each plate of the capacitor?
What is the charge on each plate of the capacitor? Capacitors do not store charge. Capacitors actually store an imbalance of charge. If one plate of a capacitor has 1 coulomb of charge stored on it, the other plate will have −1 coulomb, making the total charge (added up across both plates) zero. Can there […]
How do you kill a kangaroo rat?
How do you kill a kangaroo rat? Trapping with snap traps is probably the most efficient and humane method for kangaroo rats. Mouse traps will suffice for smaller animals, but Victor® “museum specials” or rat traps are needed for larger kangaroo rats, particularly the bannertail. Why do kangaroo rats not drink water? Because their habitats […]
What does Trappist-1 look like?
What does Trappist-1 look like? TRAPPIST-1, also designated 2MASS J23062928-0502285, is an ultra-cool red dwarf star with a radius slightly larger than the planet Jupiter, while having 84 times Jupiter’s mass. It is about 40 light-years (12 pc) from the Sun in the constellation Aquarius. Which Trappist planet has the lowest mass? TRAPPIST-1d is the […]