How do viruses enter the body? In humans, viruses that cause disease like cold and flu are spread through bodily fluids, like spit or snot. The virus is so small that it leaves our bodies in these fluids, and can even float through the air in droplets from a sneeze or cough. The virus can […]
What is the biggest problem with plastic?
What is the biggest problem with plastic? Americans are generating more plastic trash than ever, and very little of it gets recycled. Plastics and their byproducts are littering our cities, oceans, and waterways, and contributing to health problems in humans and animals. How do you fix plastic problems? Six Things You Can Do (and Feel […]
Does density change with volume?
Does density change with volume? Density is mass per unit volume. The relation between density and volume is directly proportional. That is any change in volume will result in the change in its density and vise-versa. Is mass a fundamental quantity? In physics, there are seven fundamental physical quantities that are measured in base or […]
What happened to wire after bending?
What happened to wire after bending? What happened to the electric wire when bent? If a wire is bent to form loops, it acts as an inductor. That is, a bent wire will exhibit all three properties: inductance, resistance and capacitance. So, explicitly, the resistance of the wire doesn’t change when you bend it.. What […]
What does it mean to be a polar molecule quizlet?
What does it mean to be a polar molecule quizlet? polar molecule. molecule with an unequal distribution of charge, resulting in the molecule having a positive end and a negative end. element. any substance that cannot be broken down into simpler substances. atom. What gives rise to water’s polar structure? When the two hydrogen atoms […]
What are 3 uses of noble gases?
What are 3 uses of noble gases? The noble gases are used to form inert atmospheres, typically for arc welding, to protect specimens, and to deter chemical reactions. The elements are used in lamps, such as neon lights and krypton headlamps, and in lasers. Helium is used in balloons, for deep-sea diving air tanks, and […]
What is the difference between an orbital and a sublevel?
What is the difference between an orbital and a sublevel? Orbitals are spaces that have a high probability of containing an electron. In other words, an orbital is an area where the electrons live. The d sublevel has 5 orbitals, so can contain 10 electrons max. And the 4 sublevel has 7 orbitals, so can […]
What are signs of poor sleep hygiene?
What are signs of poor sleep hygiene? A person who is getting too little quality sleep may experience a range of symptoms , including: fatigue. irritability. mood changes. difficulty focusing and remembering. a reduced sex drive. What fruit is good for sleep? 10 fruits and vegetables that help you sleep better at night Cherries. Cherries […]
Are mountains still forming?
Are mountains still forming? Most mountains formed from Earth’s tectonic plates smashing together. Below the ground, Earth’s crust is made up of multiple tectonic plates. They’ve been moving around since the beginning of time. And they still move today as a result of geologic activity below the surface. Do mountains really grow? Mountains do not […]
What are the 5 methods of asexual reproduction?
What are the 5 methods of asexual reproduction? There are a number of types of asexual reproduction including fission, fragmentation, budding, vegetative reproduction, spore formation and agamogenesis. What are the advantages and disadvantages of budding? Grafting and budding can be very well adopted to convert inferior plant of established trees into superior one. The disadvantages […]