Answer Explanations is the ultimate ACT ⦠Company Home Below you'll find the complete ACT answer key for B04 as well as the corresponding ACT scale chart (raw score conversion table) for scoring the exam. Every ACT Science test will have a few questions that require you to bring in outside scientific knowledge. Results are shown in Figure 2. Before we get to the practice questions, take a look at the top strategies that will help you get cozier with the ACT Science test and be fully prepared for it. Accordingly, the intensity of light has decreased proportionally to the distance traveled. Figure 1 shows the potential energy curve for a system of two hydrogen atoms. neither MOAH nor MOSH compounds. Their results are given in Table 2. So the most effective preparation for the ACT is to do lots of ACT Science questions. F the pill bugs on the acidic and smooth sides at 10 minutes would move to the neutral and rough sides, ⦠ACT Science Reasoning Passages. By request, here's the Realtime B04 Science video: Hope you guys get a chance to watch this in preparation for the ⦠ENGLISH MATH READING SCIENCE # Correct Score 73-75 36 70-72 35 69 34 68 33 66-67 32 ⦠Figure 2 At the end of the day, there’s only one piece of advice that really matters: keep going! Rachel is one of Magooshâs Content Creators. BY Rachel Kapelke-Dale ON July 18, 2020, UPDATED ON January 6, 2021, IN ACT. Therefore, I only recommend this for students who are VERY serious about their ACT Science score. A. Given the information about Earthâs atmosphere and Scientist 1âs viewpoint, which of the following altitudes would most likely NOT be an altitude at which small comets burn up? 7% for patients treated with Drug Combination A, 14% for patients treated with Drug Combination B. Less voltage would be required. About; Blog ; Contact Us; ACT Test Form B04 ⦠Log In | Sign Up and pay $59 now to access Online Practice Tests with real past ACT questions & and answer explanations. After OD600 measurements stopped rising, the bacteria was separated from the media and weighed. Students used a variable power supply to adjust voltage until current was equal to 1 A. Comments. Part A. YouTube. There wonât be many of these, and any outside knowledge required will be on a pretty basic level. This physical portrayal explains the observed redshift values without need for a mysterious dark energy that increases the rate of expansion of the universe. The SAT Test: Everything You Need to Know, The ACT Test: Everything You Need to Know, ACT Science Practice Passages and Questions, 5 American History Questions You Should Know for the APUSH Exam, New SAT Math Algebra Basics: Combining Like Terms, ACT Test Dates 2019, 2020, 2021: How to Pick the Best Date for You. Bond order is the number of electron pairs shared between the two atoms. Growth Media 1, because bacteria divide more quickly in minimal media. ACT Science 1, Set 1 Answers & Explanations Posted on 27-Jan-2020. Refer to the scientific information in the passage when answering the question. Intensity is a measure of the amount of energy from a source that hits the area that absorbs the sound. Try our ACT Science practice tests to prepare for this portion of your ACT test. The students constructed circuits based on the circuit diagram below and measured the current in each circuit. Answer: (B) More voltage would be required. This white, powdery substance remains solid at room temperature (23°C). The answers to ACT Science Test questions come mostly from information in the passages, but every once in a while, youâll encounter a question that requires you to conjure up a scientific term or rule you learned in middle school. Watch the video explanation here! For over a decade, Rachel has honed her craft as a fiction and memoir writer and public speaker. A The basis of Scientist 2âs argument is ⦠Sometimes, you may also see them in Conflicting Viewpoints passages, particularly regarding experiment design and significance. Watch the video explanation here! Twitter Answer: (D) Under constant temperature conditions, lauric acid cools more quickly between temperatures 50°C and 45°C than between 45°C and 40°C. Time to break out those ACT Science practice tests and ACT questionsâbecause the ACT Science section is unlike anything you’ve ever seen. A batch culture of E. coli, a common bacterial species used for lab studies, was grown in a nutrient rich media called LB. There are generally 6 passages on the Science test and a 35-minute time limit, meaning you have a little less than 6 minutes per passage. One of the pages on the downloaded test was scanned upside down. An actual ACT Science Test contains 40 questions to be answered in 35 minutes. Table 1 shows their results. Log in sign up. The ACT Science test is far more a test of scientific reasoning and data analysis than a test of science content or facts you’ve learned in your high school science classes. Question 1: Dual pairs + text-matching Question 2: Dual pairs + graph interpreting Question 3: Text matching Question 4: Experimental Design + The Rule of Thumb, page 104 Question 5: Math + Text ⦠A. Highly refined and purified mineral oil fractions are widely used for elaboration of consumer products such as foods and cosmetics. An E. coli culture in LB media growing in aerobic conditions was used to inoculate a new flask of LB media, which was then allowed to grow in anaerobic conditions. All of our practice questions include answers and detailed explanations. This page organizes the playlists of video explanations to all of the math problems in the 48 ACT tests(2880 videos) released from 2005 to 2020 by the ACT test writers. Weâve provided clickable radio buttons for you to select your answer as you go through these ACT Science practice questions. In these ACT Science questions, you’ll need to manipulate and analyze scientific data presented in tables, graphs, and diagrams. Voltage (measured in volts (V)) describes the amount of potential energy between two points on a circuit and is created by a difference in charge between those two points. Given that E. coli uses different metabolic pathways for anaerobic conditions than it does for aerobic conditions, which of the following could be a growth curve for the the culture grown in anaerobic conditions? Based on the information provided, the unknown mineral oil would have contained: both MOAH and MOSH compounds. Growth Media 2, because the long lag phase suggests the bacteria needed to turn on new metabolic pathways before they could begin dividing. Correct Answer: J. Explanation⦠Ready to apply what you’ve learned? ⦠Choice D. 8% of the spaces are reserved for handicapped parking. Distances determined by observing the redshift of type 1a supernovae confirm that the expansion of the universe is accelerating. Students were provided with a variety of batteries, resistors (electrical components that resist the flow of current), and an ammeter (a device to measure current flow), along with wire and connectors. Answer: (C) The ACT Science passage types will be as follows: 3 research summaries (7 questions each), 2 data representation passages (6 questions each), and 1 conflicting viewpoint passage (7 questions). Answer Explanations is the ultimate ACT preparation tool. With detailed explanations to every single question, Answer Explanations is ⦠Reliable methods for detecting and monitoring the total MOAH levels in MO are needed to optimize the MOAH removal processes in white oil production. User account menu. Archived. Phases 2-4 will happen in every batch culture, given enough time. When you get back your SAT, ACT, PSAT, or PLAN test booklet and scoring report, visit AnswerExplanations.com to review your test. Under constant temperature conditions, lauric acid cools more quickly between temperatures 55°C and 50°C than between 50°C and 45°C. B04 English Explanations⦠Focus particularly on understanding the hypothesis, the control, the variables, and the results of the experiments you encounter. The questions are broken down into 6 or 7 different passages with approximately 5 - 7 ⦠0% for both drug combinations. To further study the property of resistance, students replaced the resistor in their circuit with coils of nickel wire of various lengths. Magoosh blog comment policy: To create the best experience for our readers, we will approve and respond to comments that are relevant to the article, general enough to be helpful to other students, concise, and well-written! Figure 2 shows the overall averaged VUV absorbance spectra obtained for the MOSH and MOAH fractions from these 8 oils. We have passages for you to practice with on Magoosh. Close. ACT | Answer Explanations. Optical density is a measurement of how easily light is able to pass through the media, and it is directly related to the concentration of living bacteria in the media. Answer: (A) 1% for patients treated with Drug Combination A, 12% for patients treated with Drug Combination B. Minimal media contains only the bare minimum necessary to support growth. Thank you for ⦠Do another ACT science practice test. Watch the video explanation here! When this culture reached log phase, 0.5 ml samples of the liquid media was removed and used to inoculate each of two 1L flasks. Thankfully, our questions are labeled by ACT section, covering important territory in the Math, English, Reading, and Science sections. When she isn't strategically stringing words together at Magoosh, you can find Rachel riding horses or with her nose in a book. The more negative the potential energy, the greater the attractive force between the atoms. Scientist 2 Rachel has a Bachelor of Arts in Comparative Literature from Brown University, an MA in Cinematography from the Université de Paris VII, and a Ph.D. in Film Studies from University College London. The more you read about science, the more comfortable you will be with the lingo, terminology, and strange units on the ACT Science test. 1. Supernovae data confirm that galaxy distance is proportional to the redshift at all distances. ACT® is a registered trademark of the ACT, Inc.®. Use your browser's back button to return to your test results. ACT Science has 6 passages and a total of 40 questions, to be completed in 35 minutes. Table 2 presents the bond length and dissociation energies for a number of diatomic molecules. In the past, typically missing 4 questions would lead to a score of 34 on the ACT’s math section. Comment below if you have any questions. Magoosh is a play on the Old Persian word If you’re struggling with a particular problem, take a look at the video explanation (make sure to scroll down to see the video). During the previous school year, the air conditioning was broken, so the same lab was completed at 28°C. 750 km B. For many years, public health professionals in Papua New Guinea have recommended a treatment regimen, Drug Combination A, as a first-line malaria treatment. Take a stab at the sample passages and questions below. Log phase: Bacteria actively grow and divide, and the number of bacteria in the culture grows exponentially. Answer: (H) 40 dB. One important part of this test is the science section, but what's nice about it is that you don't have to know everythingto pass it. When a supernova explodes, its energy begins to disperse. You’ll find them all three types of passages: Data Representation, Research Summaries, and Conflicting Viewpoints. English Answer Explanations from 2015-2018 ACT Practice Test; Math Answer Explanations from 2015-2018 ACT Practice Test; Reading Answer Explanations from 2015-2018 ACT Practice Test ; Science Answer Explanations ⦠About Us Answer: D The force of gravity produces an acceleration of â9.8 m/s 2.This means that the velocity must change by â49 m/s every 5 seconds because 5 × â9.8 = â49. Reply. C Rough surface, limited light, neutral pH. Passages dealing with the physical sciences (or earth and space science) include topics in geology, astronomy, and meteorology. Try one or two in areas of your strengths and weaknesses, or do them all at once–think of them as an ACT practice test in Science! I have answer explanations for the other sections ⦠Press J to jump to the feed. Under constant temperature conditions, lauric acid cools more quickly between temperatures 50°C and 45°C than between 45°C and 40°C. Yes, skeptical readers, there are some students out there who love the ACT Science test. The VUV and LC methods were used in conjunction with Gas Chromatography. Three scientists provide different explanations for the observed expansion rate of the universe. × Online Practice Tests View Math Questions By Topic. only MOAH compounds. Do another ACT science practice test. © 2021, [M. Dabral, Quantum Education Inc.]. Press question mark to learn the rest of the keyboard shortcuts. 2020 December(D03): Answers, Scale Sign Up for 3480 video explanations to 58 official ACT tests. Passages dealing with chemistry may feature some of these concepts: properties of matter, acids and bases, kinetics and equilibria, thermochemistry, organic chemistry, biochemistry, and nuclear chemistry. Figure 3 shows the MOAH content obtained from 18 different mineral oil samples. The two species of malaria parasites respond differently to antimalarial medications, but in many areas where malaria is common, testing to determine what type of malaria a patient has is not widely available. Experiment 2. A rate of one ampere is equivalent to 1 coulomb (a standard unit of charge) per second. Get the best ACT study tips straight to your inbox! MASTER KEY ACT SCIENCE; About; Contact; Close Button. May 16, 2019 at 8:57 AM . Science Answer Explanations from 2020 ACT Practice Test; Writing Test Sample Essays from 2020 ACT Practice Test; ACT Practice Test 2015-18 (Form 72CPRE) Answer Explanations. F The other answer choices do not have much to do with the ideas behind Scientist 1âs assertions. help@magoosh.com, Facebook Your email address will not be published. More voltage would be required. Great! B04 ACT Answer Key Test Form: prepSharp Visit PrepSharp.com for FREE answer keys, practice tests, bubble sheets and more! Watch the video explanation here! Thanks! Loudness perception by the human ear varies as a function of intensity and frequency of the sound source. Their results are graphed in Figure 2. The resulting measurements are graphed in Figure 1. Eight 1L flasks of minimal growth media were inoculated with bacteria: four with E.coli, and four with P. aeruginosa. Use your browser's back button to return to your test results. Your email address will not be published. Malaria is an infectious disease that kills more than 600,000 people every year. Our expert advice will help you build the ACT study plan ⦠Of the two types of media tested in Experiment 1, which is more likely to be a minimal media? The figure below displays the variation in subjective loudness perception versus frequency and intensity. The ACT Inc.® does not endorse, nor is it affiliated in any way with the owner or any content of this web site. 2. If you are not, donât get discouraged; this may just mean you need to focus on doing only 5 of the passages, or even 4, to get your best ACT score. Is Interpretation of Data giving you trouble? You asked, we answered. In fact, with some basic knowledge and understanding of some terms you should have no trouble at all. A novel detector has been introduced, the Vacuum Ultraviolet (VUV) detector. To explain this, cosmological models need some new kind of accelerating energyâa dark energy that accelerates the expansion of the universe. Our answer explanation documents provide detailed explanations to every question from real ACT tests. You donât need a lot of prior science ⦠The predictions of this simple formula do not need to include complex corrections for hypothetical dark matter and dark energy. How would the higher classroom temperature have affected the voltage required to reach 1 A in Experiment 2? But itâs really important that you figure this out in practice and not on the real thing. Electricity can be defined as the movement of electrons. Sound intensities are given in dB and W/m2, and frequencies are given in hertz [(Hz); 1 Hz = 1 cycle/sec]. Here is a link to the playlist of video explanations to all of the math questions in the 2019 April ACT (Form B04) Test. Bonds of higher energies are more stable than bonds of lower energies. 2. Watch the video explanation here! In these ACT Science questions, you’ll need to understand experimental tools, procedures, and design. They recorded the temperature every 20 seconds for 400 seconds. info@aicreatives.com. It takes less time for lauric acid to cool from 50°C to 45°C than it takes for lauric acid to warm from 45°C to 50°C. Directions: The passage below is followed by several questions. ACT Science 1, Set 2 4 Answers & Explanations 1. Experiments 1-3 were completed in a classroom at 20°C. Find us on Map. Heck, you canât even really prepare for it by studying science. Three of the most important concepts to understand in order to manipulate electricity to perform work are voltage, current, and resistance. The Public Library of Science has some good free sources for you to read, but be forewarned that these articles are written for scientists and are more complex than what you will see on the ACT. Which of the following conclusions is best supported by the experiment? Stationary phase: When an essential nutrient in the media is depleted, growth slows substantially, such that growth rate in the culture becomes equal to death rate. ACT Reading December 2016 (74H) Test Answer Explanations ACT Science December 2016 (74H) Test Answer Explanations. This detector is used in combination with a gas chromatograph (GC) and measures the absorbance of gas phase compounds in the far UV wavelength range from 120 to 430ânm. Scientific Term Definition ⦠That's quite a task! Video Explanations: 2019 April ACT (B04) 2019 April ACT (B04) Sign Up to access video explanations to official ACT tests. Unlike the English or Math sections, you canât do effective preparation for it simply by studying, say, grammar rules or geometry formulas. C Rough surface, limited light, neutral pH. All the questions on the Science Reasoning Test will contain some data given to you in graphs, charts, tables or paragraphs, along with an explanation of what to do with the data. Question: 34. Below, you will find everything you need to maximize your potential. F. L1 G. L2 H. L3 J. L4. Bond length is the average distance between the nuclei of atoms in a covalent bond. An actual ACT Science Test contains 40 questions to be answered in 35 minutes. Nutrient rich growth media contains a wide variety of compounds used in growth, such as amino acids and vitamins. 2020-2005 ACT Official Tests: Released Question and Answer. Once you have all your ACT prep resources together, it's time to build a study plan. Figure 1 The same amount of voltage would be required. SAT® is a registered trademark of the College Board®. Passages dealing with chemistry cover mechanics (the behavior of physical bodies when subject to forces), thermodynamics (the study of the transfer of heat between materials), electromagnetism (the study of the interaction of electric currents and magnetic fields), fluids and solids (substances with no fixed shape and fixed shape, respectively), and optics (study of the behavior of light and radiation). But no matter where you fall on this love/hate spectrum, you absolutely can learn to do better on itâwith ACT Science practice! In batch culture, bacteria are added to a fixed amount of liquid growth media, a solution that contains nutrients for bacterial growth and allowed to grow under defined environmental conditions.
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