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  • Science
    The idea behind synesthesia is that, basically, one sensory input generates multiple responses. Think of it as, when you hear a note, you might also "see", or perceive, a color related to it. It's...

    Asked by michaeldixon on via web

    1 educator answer.

  • Science
    The overall theme for this question is that in the absence of any external influences, total momentum (as well as total internal energy) is always conserved. The basic principle to getting both...

    Asked by huda1223 on via web

    1 educator answer.

  • Science
    The body never truly rests. Even if we are unaware of it, our nervous system is active during this time. In fact, our brain is responsible for monitoring the entire sleep cycle. In particular, we...

    Asked by zakikhalfan33 on via web

    1 educator answer.

  • Science
    Animal and plant cells are both eukaryotic and have a cell membrane and organelles, including a nucleus, mitochondria, and endoplasmic reticulum. They are different in that animal cells do not have...

    Asked by fbgbfdnnhnd on via web

    1 educator answer.

  • Science
    Decomposers break down the remains of dead plants, animals, and other organisms. Microbes and fungi are examples of decomposers. The oxygen-carbon dioxide cycle refers to how organisms metabolize...

    Asked by rdrodriguez17 on via web

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  • Science
    Hello! Yes we can:) All atoms of each type have their specific masses. They are known, particularly in grams per mole. By the definition, one mole of any set of particles contains fixed number of...

    Asked by sakibmahrah on via web

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  • Science
    Q: Kristen has 7.5 mL of water. Her lab partner Rebecca has 2.3 L of water. How many mL of water do they have between the two of them? A: The key to this question is the knowledge that one liter...

    Asked by gacrdwelldh on via web

    1 educator answer.

  • Science
    Hello! Kepler's first law states that an orbit of a planet around the Sun is an ellipse with the Sun being at one focus of it. Our problem is close enough: the Milky Way Galaxy may be considered as...

    Asked by dancer0391 on via web

    1 educator answer.

  • Science
    Q: Why is mass more useful than weight for measuring matter? A: Mass is a basic property of a given object, whereas weight is actually variable throughout the universe because it is actually a...

    Asked by izirjennnings on via web

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  • Science
    Water is produced by our bodies as a byproduct of the metabolism during a process called cellular respiration, in which glucose and oxygen are used to produce energy for cells. This process is...

    Asked by kendramonteaux on via web

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  • Science
    Chemical formulas are a way of expressing the chemical ingredients of a compound or molecule. Molecules are made up of one or more of the same elements. The abbreviations for these elements come...

    Asked by lidya209 on via web

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  • Science
    The best defense humans have against viruses is their immune system. Innate immunity defends aginst pathogens in a nonspecific manner. Innate responses to viruses include inflammation, sneezing,...

    Asked by juanf6584 on via iOS

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  • Science
    This question is somewhat ambiguous as the phrase “enough energy” can have various meanings. We are left to ask “enough energy for what?” Perhaps the most likely answer is that, when a...

    Asked by user9518530 on via web

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  • Science
    Q: Which instrument or method can be used to find the volume of a marble? A: Perhaps the easiest way to find the volume of a marble is through Archimedes's principle. This is a principle of the...

    Asked by user3134938 on via web

    1 educator answer.

  • Science
    Quantum numbers are theoretical expressions representing certain quantum mechanical properties of sub-atomic particles, atoms, or molecules. In atoms and electrons, quantum numbers are used to...

    Asked by shukladivakar786 on via web

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  • Science
    The period of a simple pendulum can be approximated for small displacements by the following famous equation:`T = 2*pi*sqrt(l/g)` Here, g is gravity's acceleration at the location and l denotes the...

    Asked by chinoyacharya0 on via web

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  • Science
    Microscopes allow humans to see cells that are too tiny to see with the naked eye. Therefore, once they were invented, a whole new microscopic world emerged for people to discover. On a microscopic...

    Asked by chantot125 on via web

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  • Science
    The answer is A: the center of gravity. This rests on the assumption that the ball is thrown in real space where gravity is a given phenomena that exists. It is difficult to theorise about the way...

    Asked by paulinejoyjordan26 on via web

    2 educator answers.

  • Science
    The proper name for seed cone is megastrobilus (plural form is megastrobili), but it is also known as a female cone. The proper name for pollen cone is microstrobilus, but it is also known as a...

    Asked by rosejhopkins on via web

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  • Science
    The simple answer is that glaciers and icecaps hold the majority of Earth's fresh water. This means that almost 69 percent of all of the fresh water on the planet is locked away in frozen places,...

    Asked by marayeevans1 on via web

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  • Science
    The periodic table of elements provides specific information about each element. The atomic number is the number of protons found inside the nucleus of an atom. Protons have a positive charge. Once...

    Asked by lgomez21 on via web

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  • Science
    Radio stations are often referred to by the frequency of the waves they produce. In this case, the stations operate at frequencies of 107.1 and 90.5 Mhz (megahertz). To find out which station...

    Asked by ellie2323 on via web

    1 educator answer.

  • Science
    I have heard different values about this myself. And, the only thing I could gather was it depends upon your perspective.For instance, water is water, so you should be able to drink water....

    Asked by user3568630 on via web

    1 educator answer.

  • Science
    Robert Hooke did research that contributed to the Cell Theory. He actually coined the term "cell" in his book "Micrographia", which was based on observations of cork. The dead plant cells looked...

    Asked by enotes on via web

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  • Science
    Negative feedback mechanisms will reduce the deviation from the set point, or, to use the terminology from the question, they will result in a reduction of the initial stimulus. Look at the...

    Asked by farzanatoronto on via web

    1 educator answer.

  • Science
    Corrigendum: The amino group refers to NH2. The amino is a base, while COOH is an acid. The amino group can protonated to form -NH3+. Meanwhile, the acid group, COOH, can be deprotonated to form...

    Asked by kaylavanlagen on via web

    2 educator answers.

  • Science
    The Great Barrier Reef (GBR) off the eastern coast of Queensland, Australia is the world's largest reef. In fact, it's the largest living thing on Earth spanning more than 2500km (GBRMPA). As...

    Asked by gazzanahadana on via web

    1 educator answer.

  • Science
    Hello! The specific heat is, by the definition, the quantity of heat that is required to raise the temperature of a mass unit of a substance by one degree. One may use any units of heat (energy),...

    Asked by hasantosun12 on via web

    1 educator answer.

  • Science
    A chemical reaction is a process by which atoms of the reactants come together and combine or re-arrange to form products. An example of a chemical reaction is the reaction of nitrogen gas and...

    Asked by maryzilzzz1234 on via web

    1 educator answer.

  • Science
    Since the actual length is 1cm, both results are accurate. If the measurement is given as 1.00cm, the observer is stating that the actual length l is in the interval `0.995"cm"<=l<=1.005"cm"...

    Asked by ssuncheuri on via web

    1 educator answer.

  • Science
    Water molecules are held together by polar covalent bonds. Since oxygen is more electronegative than hydrogen, it pulls the shared electrons closer resulting in a negative charge, while the two...

    Asked by auntysnana on via web

    1 educator answer.

  • Science
    Q: If you change the amplitude of a sound wave, what do you change? A: If you change the amplitude of a sound wave, you change its power and intensity. You also change its perceived loudness. In...

    Asked by wmartsaia on via web

    1 educator answer.

  • Science
    Fossil fuels are organic materials formed in the earth as a result of slowly decomposing plants and animals. It takes millions (sometimes hundreds of millions) of years to obtain fossil fuels and...

    Asked by user9408383 on via web

    1 educator answer.

  • Science
    Pressure, symbolized as P or p in physics, measures the amount of continuous perpendicular force applied to a surface. Pressure is calculated by dividing the amount of force (typically measured in...

    Asked by jotsana13 on via web

    1 educator answer.

  • Science
    The unit for electrical energy is the joule. In order to calculate electrical energy, you need to know how much power is being used and for how long that power is used for. The electrical unit...

    Asked by user716333 on via web

    1 educator answer.

  • Science
    Let's first obtain the volume at both temperatures using the relationship Volume = Mass/Density. At 0 degrees C (`V_1`e have: `V_1` = `(3.250 g)/(13.596 g/(cm^3))` = .2390 `cm^3` ` ` At 25 degrees...

    Asked by littlelizardbeth16 on via web

    1 educator answer.

  • Science
    Scientific investigations that involve some kind of testing will make use of observations. Generally speaking, making observations is the first step of the scientific method. Based on those...

    Asked by tijae0623 on via web

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  • Science
    Alligators and crocodiles are considered fierce and are known to attack both animals and human beings. They also share some similarities in their appearance. Both the Nile crocodile and the...

    Asked by user996435 on via web

    1 educator answer.

  • Science
    It's a great idea to keep up with recent science news. News outlets are great places to check for science news updates - some outlets even have sections dedicated to science news. I'll list some of...

    Asked by medinac45681 on via web

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  • Science
    The density of a substance is its mass divided by its volume: d=m/V Ice is less dense than liquid water so 1000 ml of liquid water, when frozen, will have a greater volume. (Note that the unit ml...

    Asked by mail2mom16 on via web

    1 educator answer.

  • Science
    At the molecular level, ice exposed to heat will experience an increase in its temperature. In its solid form, ice is a crystal. Its molecules are relatively fixed, but they do still move if the...

    Asked by clarizjoylorenzo on via web

    1 educator answer.

  • Science
    If we replace the hydrogen with a metal, what happens is that a salt will be formed and the hydrogen will be liberated. The reaction that takes place is as follows: Acid + metal → salt +...

    Asked by samarthghai26 on via web

    1 educator answer.

  • Science
    You need the following information to solve this problem: 1. The molar mass of neon is 20.18 grams per mole. (From the Periodic Table.) 2. One mole of a substance contains 6.02 x 10^23 particles....

    Asked by momofa3pak777 on via web

    1 educator answer.

  • Science
    Choice B is the correct answer. That will be a liquid at room temperature, and it will evaporate quite quickly. Room temperature is generally considered 20 degrees Celsius. Choice B melts from a...

    Asked by qing782000 on via iOS

    1 educator answer.

  • Science
    The control of nuclear fusion in order to harness its energy is an extremely challenging task that we have been struggling to achieve ever since its theoretical conception by Houtermans in 1929....

    Asked by cerysowen957 on via web

    1 educator answer.

  • Science
    Electrolysis is a process in which electrical currents are used to create a change. It’s commonly associated with a cosmetic medical procedure that stops hair from returning. In the medical...

    Asked by faizafahim49 on via web

    1 educator answer.

  • Science
    Strong acids or bases can dissociate completely when placed in a solution of water. HCl is a strong acid with a pH value between 0 and 2. Pure water has a pH of 7. When placing HCl into solution...

    Asked by user3351903 on via web

    1 educator answer.

  • Science
    The power and utility of science comes from its use as a tool to learn about the world. Specificall, through the use of the scientific method we have a system to test what is true about the world...

    Asked by djpoint6 on via web

  • Science
    To solve, apply the third formula. `v_(fy)^2 = v_(iy)^2+2gd_y` Take note that when the ball reaches the maximum height, its velocity is zero. So plugging in the values `v_(iy)=9.8` m/s `v_(fy) =...

    Asked by butwhy on via web

    1 educator answer.

  • Science
    Mitosis is part of the cell cycle, and the cell cycle guides the development and reproduction of cells. The entire cycle is traditionally divided into three parts. Those parts are interphase,...

    Asked by tamcable62 on via web

    1 educator answer.

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