B) The result should be altered so that it matches the established theory. Show where cool supergiants, white dwarfs, the Sun, and mainsequence stars are found. Schmidt outlines five functions of replication studies in the social sciences: Function 1. What city is located at 17 degrees N and 88 degrees W? age of the universe currently) were compressed to 1 year, then on the same scale the Earth (whose age is about 4.6 Billion years) formed about ______ months after the Universe was born. Why? Listed below are the distances, in kilometers (km), between the Sun and Earth for four months of the year. [FITB] The distance travelled by light or by an object moving with a constant speed is equal to speed multiplied by ________. The electrolysis of water demo I did in class: A) Water is formed from the combination of hydrogen and oxygen in a combustion reaction. D. The amount of nitrogen in each sample, As a policy maker on the cybersecurity team for a bank, which communication is Lars going to be responsible for?Question 3 options:press releases abou To make your hypothesis considered scientific it must have A) The old theory has to be discarded in favor of a new theory. The sugar in the rocket fuel demo I did in class serves as a: A) Separated water into its elements with electricity. Scientific results must be verified by a great many scientists. Saccharin is used in some artificial sweeteners. Which of the following might be best approached through the scientific method? Which is the exception? This is an example of: When electricity is passed through molten potassium bromide, two simpler substances, potassium and bromine, are produced. These experiments are designed to demonstrate the scientific validity of results produced by the method during routine sample analysis. When inhabitants of Galaxy A see the light from the explosion, what is the lookback time they associate with Galaxy B? She is engaged in: a) Basic research is carried out to develop a particular product. B) Atoms change into other atoms in chemical reactions. [Stabs Clarence] If that is not enough, Ill drown you in a malmsey butt within! Given that 1 butt = 126 gal, in how many liters of malmsey (a foul brew similar to mead) was the unfortunate Clarence about to be drowned? A. Ayer argued, there are no facts that can verify metaphysical theories like idealism and realism, one way or another. The ancient Greek philosophers were probably the first to consider the behavior of matter in an organized way. B) alpha particle scattering by thin metal foils. . D) has less mass than the resulting potassium and bromine do. The correct name for H2SO3 would be Sulfurous Acid. VALIDATION: The key to experimental repeatability and a sound scientific publication. must be consistent with the fact that the ocean is of great age. What is the unit rate of 200 meters in 19.30 seconds? Publishing results of research projects in peer-reviewed journals enables the scientific and medical community to evaluate the findings themselves. [T/F] Astrology is a pseudoscience, originally related to astronomy, that has been shown to be incorrect. Many scientists must agree that the results of a scientific study [FITB]* If 14 billion years (approx. Which set of compounds illustrates the law of multiple proportions? Question Completion Status: Moving to the next question prevents . If not, what month(s) and during which season (for the Northern Hemisphere) is Earth closest to the Sun? B) movement of electrons from higher energy states to lower energy states in atoms. Farthest from the Sun? Her proposal is called a: Hypothesis , t a recent data breachcoding for accessing locked accountsguidelines for employees' use of personal devicessales copy for a new type of savings account. Lookback time is the amount of time light takes to travel to us from a distant object. In T-ball, batters hit a ball that is placed on a T-shaped stand. Using the information listed above, does Earth stay the same distance from the Sun throughout the year? Each of these isotopes has: The sum of protons and neutrons in an atom is called the: A) a larger mass and opposite charge as the electron. A chemist employed by an airplane manufacturer investigates new . Being repeatable means that other researchers should be able to perform exactly the same experiments, under the same conditions and generate similar results. A metallic cube has a mass of 9.0 g and a side of 3.00 cm. which of the following statements about basic research is NOT correct? [FITB] Distinct groups of stars, called ___________, were given names by ancient astronomers; stories were associated with them. [MC] Suppose the distance from the Sun to Pluto, 40au = 6x10km, were compressed to the size of a pen (15cm). A hypothesis is true if it corresponds to the way the world is. A possible answer to a scientific question. [T/F] Constellations are groups of stars that in general are physically close together, all roughly the same distance from Earth. The drawing at the right shows four different locations of Earth during its orbit around the Sun. The element with the ground state electron configuration of 1s2 2s2 2p6 3s2 3p5 is: What is the maximum number of electrons that can occupy a single p orbital? $$ 1 In Shakespeares Richard III, the First Murderer says: Take that, and that! Example: If you do an experiment and the results are testable For the electronic transition from n = 3 to n = 5 in the hydrogen atom. The most stable ion of the isotope has 36 electrons and forms a binary compound with sodium having a formula of $\mathrm { Na } _ { 2 } \mathrm { X }.$ Which of the following statements is(are) true? Course Hero is not sponsored or endorsed by any college or university. A teacher walks into the Classroom and says If only Yesterday was Tomorrow Today would have been a Saturday Which Day did the Teacher make this Statement? As positivists like A.J. Ensuring results will be valid and accurate Scientific evidence relies on data, and it is crucial for researchers to ensure that the data they collect is representative of the "true" situation.. Immortality is the concept of eternal life. Controlling for sampling errorthat is, to verify that previous results in a sample were not obtained purely by chance outcomes which paint a distorted picture of reality Function 2. The mass reading on the scale does not change. . [Note: 1 ly is about 10km. A tightly capped bottle of hydrogen peroxide is placed on a mass scale (a balance) and exposed to light for three weeks. Convert thedensity tolb/ft3. What Is the molarity of an $\mathrm{H}_{2} \mathrm{SO}_{4}$ solution if 0.25 L of the solution contains 0.75 mol of $\mathrm{H}_{2} \mathrm{SO}_{4}$? Batter B hits the ball with the bat directly behind it. Which of the following variables would be the easiest to control? Marcus Munafo is one of them . e. General relativity is a theory of gravitation developed by Albert Einstein between 1907 and 1915. Some scientists, futurists, and philosophers have theorized about the immortality of the human body, with some suggesting that human immortality may be achievable in the first few decades of the 21st century with the help of certain technologies such as mind uploading (digital immortality). 15% hydrogen. if i could, then i would, i'll go ______ you will go? The ground state electron configuration for sodium is: The element with the ground state electron configuration of 1s2 2s2 2p6 3s2 is: In which group do all atoms have one valence electron in the ground state? Which of the following is NOT a characteristic of metals? What is the density of the metal piece in oz/in 3 ? are accurate or explainable. Imagine that the universe was not expanding, so the distance between Galaxy A and Galaxy B would not change over time. Terms in this set (52) Scientific results must be verified by A) Consulting noted scientific authorities B) Government agencies C) further experiment D) Constructing plausible theories C A brief statement summarizing many observations of a physical phenomenon is called a A) Fact B) Scientific theory C) Scientific law D) hypothesis C If Mars is about 120 million km from Earth at that moment, what is the FASTEST her message can reach her mother? The nuclear model of the atom was constructed from which fundamental experiment? The distance from the lake C. solid, A scientist wants to know how the distance from a nearby lake affects the amount of nitrogen found in the soil. A farmer has 19 sheep All but 7 die How many are left? To be considered valid, the results of a scientific experiment must be repeatable. Therefore, potassium bromide: A) must be a mixture. Can I find 1:1 copy brands bags at BabaReplica? Which of the following is NOT true for a scientific law? C) further experiment. How do astronomers commonly determine distances to distant galaxies. A scientific hypothesis is A absolute B complex C simple D tentative Type MC from CHM 119 at University Of Dubuque When we exploded the hydrogen balloons, which of the following was produced: When we did the electrolysis of water demo, which of the following was produced in the greatest quantity: B) the study of matter and the changes it undergoes. Two concepts are fundamental in discussing scientific method: truth and justification (warrant). In the exploding hydrogen balloon demos I did in class: In class we placed sodium, potassium, and lithium in water. Researchers' publication records carry a great deal of weight . It provides well-defined steps to standardize how scientific knowledge is gathered through a logical, rational problem-solving method. Each time they measured the sample, its shape changed to match the shape of the container. Note that for each location drawn, Earth is correctly shown with its rotational axis tilted at an angle of $23.5^{\circ}$. Which one of the following is NOT part of Daltons atomic theory? What health supplements do American children eat? The charge on the nucleus of a sodium atom is: D) All of the above are valid definitions. A brief statement summarizing many observations of a physical phenomenon is called a: One method of rating complexity in scientific disciplines is with respect to the number of variables that are involved in experiments. Scientific Law . The scientific method The scientific method begins with scientists forming questions, or hypotheses, and then acquiring the knowledge through observations and experiments to either support or. Which of the following is a compound Co, Mn, CO2, Na. must be verified by the leading authorities in the field. 3) Scientific results must be verified by A) constructing plausible theories. Dalton explained the law of conservation of mass by stating that atoms are neither created nor destroyed in a chemical reaction. Studies have also shown that artificial sweeteners provide little benefit to those who want to lose weight. The theory of general relativity says that the observed gravitational effect between masses results from their warping of spacetime . C. The total number of samples When doing a risk-benefit analysis and determining DQ, which situation is often the most difficult to evaluate from both an individual and societal perspective? Logical positivism famously dismissed metaphysics as meaningless. testable and measurable results. D) government agencies. For example , if we see a galaxy 1 million light-years away, we are seeing what the galaxy looked like 1 million years ago. 2. Want to read the entire page? B) the decomposition of compounds by electricity. 16 oz = 1 lb 2.2 lb = 1 kg, What is the frequency of electromagnetic radiation with a wavelength of 745 nm appears as red light to the human eye? This influential critique was . Saccharin has been shown to be a very weak carcinogen (a substance that causes cancer) in animal tests, but there is little evidence of carcinogenicity in humans. [T/F] When we observe the very distant stars and galaxies, we see them as they are at the present time (or nearly the present time), since light travels at the max possible speed. B. 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