How do you know which direction is north at night? Use the Big Dipper It’s Polaris, the North Star. Polaris is over the North Pole, so if you find it in the night sky, you’ll know where north is. How can you tell which direction you are facing? Method 1. Stand with your right arm […]
What are three space explorations?
What are three space explorations? Examples of such efforts include the development of the Curiosity Mars rover, the Cassini-Huygens mission to Saturn and its moons, and the development of major space-based astronomical observatories such as the Hubble Space Telescope. What was the coolest space mission? Apollo 9 and 10 were again crewed test flights, but […]
Who is the father of LED bulb?
Who is the father of LED bulb? Nick Holonyak Who invented the first LED light? Shuji Nakamura What purpose do LED lights serve? LED stands for light emitting diode. LED lighting products produce light up to 90% more efficiently than incandescent light bulbs. How do they work? An electrical current passes through a microchip, which […]
Which is the best power shower?
Which is the best power shower? The best power showers to buy Aqualisa Aquastream: The best all-round power shower. Mira Event XS: The best mid-range power shower. Triton AS2000SR: The best low-noise power shower. Mira Vigour Manual: The best budget power shower. Bristan Hydro Power 1500: A rock-solid, low-cost power shower. Can I use 6mm […]
What pans can you use in a convection oven?
What pans can you use in a convection oven? Convection ovens work well with aluminum or light-colored metal baking pans. You can also use dark or anodized pans in your convection oven, but if you are not careful, you might end up with over-browned food. You can use a flat, thin aluminum pan to bake […]
What happens if u eat chalk?
What happens if u eat chalk? Chalk is considered non-toxic in small amounts. If large amounts are eaten, it can be irritating to the stomach and cause vomiting. Chalk can be a choking hazard for very young children. CAUTION: Eating pool or billiard chalk can be different than school and blackboard chalk because it may […]
Do I have to memorize kinematic equations for MCAT?
Do I have to memorize kinematic equations for MCAT? Kinematic equations are the foundation to mastering MCAT physics. Yes you have to ‘memorize’ and know the standard formulas, but it goes deeper than that. You have to understand the units, when to use which equation, and be VERY comfortable applying these concepts to the more […]
What would happen if solar winds hit Earth?
What would happen if solar winds hit Earth? The most powerful solar storms send coronal mass ejections (CMEs), containing charged particles, into space. If Earth happens to be in the path of a CME, the charged particles can slam into our atmosphere, disrupt satellites in orbit and even cause them to fail, and bathe high-flying […]
What are 5 physical contaminants?
What are 5 physical contaminants? Common examples of physical contaminants in food businesses include: hair. fingernails. bandages. jewellery. broken glass, staples. plastic wrap/packaging. dirt from unwashed fruit and vegetables. pests/pest droppings/rodent hair. How quickly can bacterial contamination occur in food? Food poisoning can happen when disease-causing bacteria or other germs, also called ‘pathogens’, spread to […]
What is the fraction 2/3 equivalent to?
What is the fraction 2/3 equivalent to? Equivalent fraction of a given fraction is got by multiplying or dividing its numerator and denominator by the same whole number. For example, if we multiply the numerator and denominator of 2/3 by 4 we get. 2/3 = 2×4 / 3×4 = 8/12 which is an equivalent fraction […]