A scientist goes to a large international conference and hears about a new discovery. The scientist is very excited about these new findings and decides to verify the other scientists’ results by conducting her own investigations. The scientist is being

10,547 results
  1. biology

    During an experiment, a scientist observed prokaryotes that lived near volcanic vents deep in the ocean. The scientist most likely observed a, photoautotrophs b. chemoautotrophs **** c. heterotrophs d. photoheterotrophs

  2. Chemistry

    Imagine that a hypothetical life form is discovered on our moon and transported to Earth. On a hot day, this life form begins to sweat, and it is determined that the heat of vaporization of its sweat is 155 cal/g. The scientist observing the

  3. science

    Use the chemical equation to complete the activity. 2Cu+S→Cu2S Copper (Cu) reacts with sulfur (S) to form copper sulfide as shown in the chemical equation. A scientist adds 4 grams of Cu to 2 grams of S to start the reaction. At the end of the

  4. Algebra 1 Please help

    A scientist is studying the growth of a particular species of plant. He writes the following equation to show the height of the plant f(n), in cm, after n days: f(n) = 8(1.05)n Part A: When the scientist concluded his study, the height of the plant was

  5. Commonwealth connections academy

    Question 1. Which of the following statements describes the aim of the person who threw the dart shown in the picture. A. The person's aim was both precise and accurate B. The person's aim was precise, but it was not accurate C. The person's aim was

  6. science

    why do scientists use the international system of units(SI)? a) because the SI is based on the metric system b) because the tools scientists use only measures in SI units c) so they can communicate their results without confusion d) so all scientist are

  7. Science

    A scientist goes to a large international conference and hears about a new discovery. The scientist is very excited about these new findings and decides to verify the other scientists’ results by conducting her own investigations. The scientist is being

  8. Science

    A scientist has noted a possible relationship between a certain chemical substance found in fish and the occurrence of kidney failure in humans. Which of the following preliminary steps should the scientist take before conducting a controlled experiment?

  9. History

    Which option suggests the wide-ranging influence of the refugee Nazi scientists on US technology? A-these scientist proved themselves trustworthy by designing the atomic bomb, leading to the Saturn V rocket. B-These scientists developed the first working

  10. Science

    Q1: Why do scientist use models? A.) Scientist use models to learn about things that are too small, too late, or too complex to observe directly. B.) Scientist use models because doing so is always part of the scientific method. C.) Scientist use models

  11. chemistry

    Examine the information. Element A has a half-life of 10 days. A scientist measures out 200 g of this substance. After 30 days has passed, the scientist reexamines the sample. How much Element A will remain in the sample 100g 12.5g 50g 25g is it d?

  12. Science

    A scientist has noted a possible relationship between a certain chemical substance found in fish and the occurrence of kidney failure in humans. Which of the following preliminary steps should the scientist take before conducting a controlled experiment?

  13. Science

    4. The graph above shows jack's mass over a five-month period. Based on the trend in the data, what do you predict will happen to jack's mass the subsequent month? A. Jack's mass will increase(MY ANSWER) B. Jack's mass will decrease C. It is impossible to

  14. science help

    A scientist uses a computer model to understand a widely accepted theory about Earth's surface. The computer model would most likely help the scientist to... A. reduce the intensity of earthquakes B. discover new facts about the theory C. stop the creation

  15. science

    A scientist observes chimps putting dry leaves into a hole in the tree. The leaves come out wet and the chimps lick the water off of the leaves. The scientist reasons that there is water inside the tree. This reasoning is called what?

  16. science

    A scientist performs tests on a sample of an element. The element is a shiny solid that conducts electricity and heat. The scientist is able to bend and flatten the sample when pressure is applied to it. Based on this information, the element could NOT be

  17. chemistry

    Examine the information. Isotope B has a half-life of 3 days. A scientist measures out 100 grams of this substance. After 6 days has passed, the scientist reexamines the sample. How much of Isotope B will remain in the sample? 100 grams 63 grams 94 grams

  18. science

    which of the following reasons best explains why scientists need a standard measurement system A)scientist would not be able to communicate at all without one B)if they did not use one data could be misinterpreted (My answer) C)experiments could not be

  19. Math

    A scientist used 786 mL of a liquid for an experiment how many layers of the liquid did the scientist used for this experiment

  20. math-algebra HELP!!!!

    a scientist theorized that you can estimate the temperature by counting how often crickets chirp. the scientist gathers the data in the table shown. A)how many cricket chirps would you expect to indicate a temperature of 85 degrees? include a graph and an

  21. Science

    When a scientist conducts an investigation, which of the following is the first thing he or she should do? A. Design the experiment. B. Make hypothesis. C. Identify the problem. **** D. Form conclusions. A summary of what you have learned from a scientific

  22. science help

    One scientist discovered a new theory on the evolution of the universe. What is the next step for the scientist to take? A. transform the results of the theory into universal laws of nature. B. inform the scientific community so they can verify the

  23. Science

    which of the following statements incorrectly describes a tool used by scientists? A. A compound light microscope enables a scientist to view objects too unaided eye to see. (B).A beaker is a type of glassware a scientist uses in the lab to record data. C.

  24. Science

    A scientist goes to a large international conference and hears about a new discovery. The scientist is very excited about these new findings and decides to verify the other scientists' results by conducting her own investigations. The scientist is being

  25. Science

    How might creativity help a scientist? A.Creativity allows a scientist's findings to be trusted. B.Creativity allows a scientist to develop new ideas or evaluate old ideas in a new way. C.Creativity assures that the scientist has a sense id right and

  26. science

    1) what are five skills scientist use to learn about the world? 2) what are inferences based on? 3) why do scientist make models? ¢¾¢¾plz, plz help me.... i totally need help on this¢¾¢¾

  27. Grammar

    My aunt works at Woods Hole as a scientist. What are the nouns in the sentence? Is is aunt, Woods hole and scientist?

  28. science

    A scientist experiments on two different pairs of objects. During the experiment, the objects in one of the pairs are brought into contact with each other; the objects in the other pair are brought close together, but they do not touch. The scientist then

  29. Algebra

    A type of plant is introduced into an ecosystem and quickly begins to take over. A scientist counts the number of plants after m months and develops the equation p(m)=19.3(1.089) raised to m, to model the situation. Most recently, the scientist counted 138

  30. Science

    Bobpursley, could you please check if the following paragraph is written using a correct scientific terminology? Thank you. 1) Nanotechnology is the design, characterisation, production and application of structures, devices and systems by controlling

  31. science

    A scientist goes to a large international conference and hears about a new discovery. The scientist is very excited about these new findings and decides to verify the other scientists' results by conducting her own investigations. The scientist is being

  32. History

    1. What type of scientists study the origin and development of man? A . anthropologists B. archaeologists C. economists D. sociologists 2. What are items(such as pottery shards, weapons, tools, jewelry) used by ancient people’s called? A. antiques B.

  33. Science

    help fastwhich of the following statements incorrectly describes a tool used by scientists? A. A compound light microscope enables a scientist to view objects too unaided eye to see. (B).A beaker is a type of glassware a scientist uses in the lab to record

  34. Science

    A scientist studying the effects of gamma rays on marigolds gathered the data shown below. Hypothesis: Marigolds exposed to higher levels of radiation will not grow as well as marigolds that are exposed to less radiation Plant A: Gamma Rays (Rad/day) is 5.

  35. advanced algebra

    A type of plant is introduced into an ecosystem and quickly begins to take over. A scientist counts the number of plants after m months and develops the equation mc010-1.jpg to model the situation. Most recently, the scientist counted 138 plants. Assuming

  36. Chemistry

    Suppose a scientist is doing an experiment to determine the effent of a cancer drug on mice with lymphoma. a)What are some of the variables the scientist should control in the experiment? b)Describe the control group for this experiment. a) I want to say

  37. Science

    When would a model be most beneficial to a scientist? A. when a scientist wants to do a hands on experiment B. when a scientist wants to represent things that are either very large or very small. C. when a scientist wants to be creative D. when a scientist

  38. SCIENCE!

    the second worksheet of SCIENCE! for today performing an experiment read the following statements and then answer the questions. 1. a scientist wants to find out why sea water freezes at a lower temperature than fresh water. 2. the scientist goes to the

  39. science

    The scientist came to the conclusion that the hypothesis was incorrect. Why is the scientist's conclusion flawed

  40. science

    The scientist came to the conclusion that the hypothesis was incorrect. Why is the scientist's conclusion flawed

  41. science help

    A scientist plans to find out the percent of teenagers who like science. She interviews 500 teenagers leaving a science museum and finds that 450 of them like science. The scientist concludes that 90 percent of teenagers like science. Why is the

  42. science

    If an experiment disproves a scientist's hypothesis, what should the scientist do next? 1. Develop a testable question. 2. Revise the hypothesis and try the experiment again. 3. Develop a theory based on the data gathered in the experiment. 4. Change the

  43. Algebra

    A type of plant is introduced into an ecosystem and quickly begins to take over. A scientist counts the number of plants after m months and develops the equation mc010-1.jpg to model the situation. Most recently, the scientist counted 138 plants. Assuming

  44. Physics**Scientist

    Please help me with this!! I really can't find it. 1) This scientist used his device by dropped a spool of wire through a magnetic field. 2)This scientist used a torsional balance to show that the magnetic repulsion between magnetic poles varied by the

  45. science

    A scientist is studying a chemical reaction. She predicts that after the reaction the product will have less chemical potential energy than the reactants had originally. The scientist observes the reaction, and notes that no light or sound is produced.

  46. Science

    I have to do a project with a science related career (that doesn't necessarily mean a scientist, but someone who uses science frequently). What do you call a scientist who studies the science of music? I've google this but I couldn't find any results, but

  47. Science

    A scientist studying the effects of gamma rays on marigolds gathered the data shown below. Hypothesis: Marigolds exposed to higher levels of radiation will not grow as well as marigolds that are exposed to less radiation Plant A: Gamma Rays (Rad/day) is 5.

  48. math help DX

    a scientist theorized that you can estimate the temperature by counting how often crickets chirp. the scientist gathers the data in the table shown. A)how many cricket chirps would you expect to indicate a temperature of 85 degrees? include a graph and an

  49. Biology

    linnaeus class classify class of all organisms organisms into two kingdoms later sciences added a third kingdom later still scientist expanded the system to five kingdoms now scientist classify organisms into 3 domains which are divided into 6 kingdoms

  50. biology

    A scientist has noted a possible relationship between a certain chemical substance found in fish and the occurrence of kidney failure to humans. Which of the following preliminary steps should the scientist take before conducting experiment? A. Establish a

  51. Science

    Have I matched the right Scientists with these famous sayings: Scientists: Ptolemy, Kepler, Copernicus, Newton, Galileo, Brahe & Hubble. 1)"I've finally worked out an explanation as to why planets orbit the sun and moons orbit planets. It is gravity that

  52. Math

    A scientist travels straight down for 90 seconds at a speed of 3.5 feet per second and then travels directly up for 30 seconds at a speed at a speed of 2.2 feet per second after this 120 second period,how much time in seconds,will it take for the scientist

  53. history

    Which option suggests the wide-ranging influence of the refugee Nazi scientists on US technology? A-these scientist proved themselves trustworthy by designing the atomic bomb, leading to the Saturn V rocket. B-These scientists developed the first working

  54. SCIENCE

    A scientist observing a group of spider monkeys noticed that the adult females often spend time picking leaves off of tree branches. The scientist hypothesizes that this behavior is caused by boredom. Is the scientists hypothesis valid? A- no, emotions of

  55. Science

    How might creativity help a scientist? a)creativity allows a scientist's findings to be trusted. b)Creativity alllows a scientist to develop new ideas or evaluate old ideas in a new way. c)Creativity assures that the scientist has a sense of right and

  56. art

    In what way is a conservator similar to a scientist? A:Both conservator and scientist relish doing research for extended periods of time. B:a conservator experiments with conservation materials just as a scientist experiments with different hypothesis.

  57. science

    A scientist working on developing a new drug for a company that makes medicine. The research is taking longer than the scientist had thought it would and the company is putting pressure on the scientist to finish quickly. The drug is finally ready to begin

  58. science

    How roentgen's training as a scientist affected the way he responded to his discovery?

  59. Science

    A scientist needs to take a picture of the well-ordered arrangements of the atoms and molecules within a substance. What instrument would be best for a scientist to use?

  60. science

    which stage of the scientific process enables a scientist to check the work of other scientist?

  61. Psy202

    After hearing about some possible causes of sneezing, a scientist decides that room fresheners are the most common cause. What is the term that describes the scientist thinking

  62. SCIENCE

    A SCIENTIST NOTED A POSSIBLE RELATIONSHIP BETWEEN A CERTAIN CHEMICAL SUBSTANCE FOUND IN FISH AND THE OCCURRENCE OF THE KIDNEY FAILURE IN HUMANS. WHICH STEPS SHOULD THE SCIENTIST BEFORE CONDUCTING EXPERIMENT.

  63. thomas alva edison

    I have a list of people where i have to separate them into scientists and engineers and i have one doubt. is thomas alva edison an engineer or scientist. i know he invented light bulb and phonograph. but i was doing a research and he was known as a

  64. Science

    If an experiment disproves a scientist's hypothesis, what should the scientist do next?

  65. Work like a scientist

    If an experiment disproves a scientist's hypothesis, what should the scientist do next?

  66. Adult Development and life Assessment

    After hearing about some possible causes of sneezing, a scientist decides that room fresheners are the most common cause. What is the term that describes the scientist thinking 1. Hypothesis 2. Scientific method 3. Cognitive dissonance 4. Social influence

  67. English

    The contestants in the quiz show sat wth we,us audience members. I think us because it is an object? For we, us scientist, the discovery of a new planet would be exciting. I think us?

  68. algebra

    a scientist has a 25% acid solution.how many liters of each does the scientist need to make 15L of a solution that is 28%.write a system of equations and solve using any method.

  69. Chemistry

    Why does scientist want to demostrate chemical bonding use models with colored balls to represent atoms. Balls arenot totally accurate. So why does scientist use them?

  70. biology

    During an experiment, a scientist observed prokaryotes that lived near the volcanic vents deep in the ocean. The scientist most likely observed a. photoautotrophs b. chemoautotrophs c. heterotrophs **** d. photoheterotrophs

  71. science

    A scientist wishes to determine how effective a vaccine is in protecting rats against a contagious disease. Which experimental procedure should the scientist use to determine the vaccines effectiveness?

  72. Science

    A famous scientist once said that wherever in the universe life exists. Some of those life-forms must be colored. Why would scientist make such a statement?

  73. chemistry

    Robin the Research scientist prepares 100 mLs of a solution of 100 mM of Tris HCl. What is the pH? and part two for this question Calculate the pH when the scientist adds 100 ul of 50% NaOH

  74. Science

    How is science related to to the topic? What type of scientist are involved? How do scientist contribute? What other interesting scientific information can you find associated the topic? can u answer these quetion please the topic is about Penicliilins, 3

  75. Math

    A scientist reports a set of experimental results with 97% confidence. The results state that 82-86% of epithelial cells were killed by the bacterial treatment he administered. What is the margin of error for the scientist's results? Enter your answer as a

  76. Science/History

    On my previous post at 3.22pm (& 3.29pm) pm I asked what famous scientists did Isaac Newton work with. Unfortnately no-one has answered and I have been unable to find a website that tells me. I have come across Edmund Halley name linked to Newton's would

  77. Chemistry

    Robin the Research scientist prepares 100 mLs of a solution of 100 mM of Tris HCl. What is the pH? and part two for this question Calculate the pH when the scientist adds 100 ul of 50% NaOH I am confused since we do not know the conjugate base

  78. biology

    A scientist wishes to determine how effective a vaccine is in protecting rats against a contagious disease. What experimental procedure should the scientist use to determine the vaccine's effectiveness?

  79. math 12

    In a population of 328 snakes at a zoo, it is known that 162 are female. A scientist selected 50 snakes at random to run some tests. What is the probability that the scientist will select at least 30 female snakes?

  80. math 12

    In a population of 328 snakes at a zoo, it is known that 162 are female. A scientist selected 50 snakes at random to run some tests. What is the probability that the scientist will select at least 30 female snakes?

  81. Science

    If an experiment disproves a scientist's hypothesis, what should the scientist do next? 1. Develop a testable question. 2. Revise the hypothesis and try the experiment again. 3. Develop a theory based on the data gathered in the experiment. 4. Change the

  82. Science

    If an experiment disproves a scientist's hypothesis, what should the scientist do next? 1. Develop a testable question. 2. Revise the hypothesis and try the experiment again. 3. Develop a theory based on the data gathered in the experiment. 4. Change the

  83. Science

    If an experiment disproves a scientist’s hypothesis, what should the scientist do next? Develop a testable question. Revise the hypothesis and try the experiment again.*** Develop a theory based on the data gathered in the experiment. Change the

  84. science

    If an experiment disproves a scientist's hypothesis, what should the scientist do next? 1. Develop a testable question. 2. Revise the hypothesis and try the experiment again. 3. Develop a theory based on the data gathered in the experiment. 4. Change the

  85. Math

    Suppose a scientist on Earth throws a baseball upward. The scientist lets go of the ball 2 meters above the ground with an initial velocity of 10 meters per second. How long does it take for the ball to hit the ground (H=0)? (Use the quadratic formula to

  86. physics help

    Please explain the answers. Thank You 1. A rifle is fired horizontally over a large flat plane. At the instant the rifle is fired, a student drops a second identical bullet from the same height as the rifle. Which bullet hits the ground first? 2. A monkey

  87. Please help science

    A scientist observes that termites are fed a certain antibiotic die a starvation after a few days. The scientist also notices that certain protists that live inside the termites guy are affected by the antibiotic in a peculiar way: although the protists

  88. Science urgent help

    A scientist observes that termites are fed a certain antibiotic die a starvation after a few days. The scientist also notices that certain protists that live inside the termites guy are affected by the antibiotic in a peculiar way: although the protists

  89. Chemistry 1

    Imagine that a hypothetical life form is discovered on our moon and transported to Earth. On a hot day, this life form begins to sweat, and it is determined that the heat of vaporization of its sweat is 215 cal/g. The scientist observing the

  90. English

    1.Susan made small and cute teddy bears. (In this sentence, what is the meaning of 'teddy'?) 2. I like both Tom and Don. 2-1. I like Tom and Don. 2-2. I want to marry Tom or Don. 2-3. I like neither Tom nor Don. 2-4. I don't like Tom, and I don't like Don,

  91. Science

    Several hypotheses may fit every set of data. what is important to know when you hear about a new scientific finding? NUmber the following in order of their importance. __ who paid for the research? __ the education of the scientist completing the study __

  92. Science

    How did the discovery of the electron change the atomic model? A.It disapproved the earlier idea of an invisible atom. B. It confirmed that atoms are very tiny C. it exposed fraudulent conducted by unqualified scientist D. It proved that atoms are easier

  93. science

    scientist performed an experiment to determine whether ther is a connection between learning and the ability and food.the group that had been fed had retained this ability but the other had not.the probable reason that the scientist used only mice from the

  94. Reading Project

    I need someone who is a scientist to help me on my reading project. This basically is about how king penguins are being threatened by global warming. If your a scientist it would help me a lot. I just need to interview you and find more about King Penguins

  95. history

    Which option suggests the wide-ranging influence of the refugee Nazi scientists on US technology? A-these scientist proved themselves trustworthy by designing the atomic bomb, leading to the Saturn V rocket. B-These scientists developed the first working

  96. Grammar

    The last four grammar questions of the day [I think]- idenify the word that the phrase in CAPS modifies: 1.A scientist WHO FINDS ONE NEW SPECIES is very happy Ans- scientist 2.WHEN SOMEONE FINDS SEVERAL NEW SPECIES AT ONCE, that is rare indeed Ans- rare??

  97. 8th Grade Science

    Why do scientist use standered units of measurements? A.) Because their tools only measure in units B.) Because their units are either too small or too large to work with C.) So they can communicate findings without confusion D.) So that people who are not

  98. Science

    A scientist is studying a plant species in which the flower color genes are codominant. The scientist crosses a plant with red flowers and a plant with white flowers. The offspring will most likely have A. red flowers B. white flowers C. pink flowers D.

  99. chemistry help

    6A. For Scientist Albert, determine if the reaction and product is proportional. (1 pt) * Proportional Not proportional 6B. Please explain how you determined if the reaction and product is proportional, in Scientist Albert's table. (1 pt)

  100. Science

    A scientist is studying a plant species in which the flower color genes are codominant. The scientist crosses a plant with red flowers and a plant with white flowers. The offspring will most likely have A.red flowers B.white flowers C.pink flowers D.red

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