How do you solve equations with brackets? How do you solve an equation with brackets? Multiply out the brackets and remember that everything inside the brackets will get multiplied by 2. 2 × a + 2 × 5 = 16. You get: 2a + 10 = 16. Next, do the inverse of + 10, so […]
How does El Nino affect human health?
How does El Nino affect human health? El Niño conditions can cause a wide range of health problems, including disease outbreaks, malnutrition, heat stress, and respiratory diseases. Above-average rainfall caused by El Niño can also cause floods and increase diseases spread by mosquitoes, such as malaria, dengue, chikungunya and the Zika virus. What are the […]
What is a bad serve in tennis called?
What store of energy is powering the sun?
What store of energy is powering the sun? The sun generates energy from a process called nuclear fusion. During nuclear fusion, the high pressure and temperature in the sun’s core cause nuclei to separate from their electrons. Hydrogen nuclei fuse to form one helium atom. What are the five food groups? As the MyPlate icon […]
What can I use to calibrate a 500g scale?
Can you use a paperclip as wire?
Can you use a paperclip as wire? While a professional electrician will always use special components when installing or repairing an electrical system, such as the lights in a house, you can make an electrical circuit with paper clips and other common household items. Strip half an inch of wire from each end of the […]
What four mountain ranges make up the Pacific range?
What four mountain ranges make up the Pacific range? The Pacific Ranges are another grab-bag super-range that contains the north-south trending ranges on the western rim of North America. Included are the major chains of the Coast Mountains, the Cascade Range, the Sierra Nevada, and the mountains of Baja California. What are the three mountain […]
What is interference of light topper?
What is interference of light topper? When two waves of same frequency coming from basically one light source and travelling in same direction superimpose each other. the intensities of light at different points of the medium are different. What are conditions for obtaining good interference pattern? The light should be monochromatic: The two light sources […]
What are the 3 main classes of materials?
What are the 3 main classes of materials? Traditionally the three major classes of materials are metals, polymers, and ceramics. What is the most common material? Concrete. If you ask most people what the most commonly used material is, they might say wood, or steel, or aluminum. The correct answer is actually concrete, which is […]
What is the least reactive element in Group 7?
What is the least reactive element in Group 7? Revision notes on the topic ‘Group 7: Reactivity’ for Edexcel IGCSE Chemistry Reactivity of Group 7 non-metals increases as you go up the group. Out of the 3 halogens, chlorine, bromine and Iodine, chlorine is the most reactive and iodine is the least reactive. What are […]