Nas 2 exam 2 - Study guides, Class notes & Summaries

NAS 2 2023 Exam Questions with Correct Answers Scientific Method - Answer-an organized way to study the natural world and find out how it works What are the steps of the scientific method? - Answer-1. Make an Observation 2. Ask a question 3. Form a hypothesis 4. Make a prediction 5. Do an experiment 6. Report results Independent variable - Answer-the variable that is changed or controlled in a scientific experiment to the test it effects on the dependent variable Dependent variable - ...

Straighterline Chemistry Final Exam Questions with Complete Solutions Latest The 80Br- ion has Select one: a. 45 protons, 35 neutrons, 45 electrons. b. 35 protons, 45 neutrons, 34 electrons. c. 35 protons, 45 neutrons, 36 electrons. d. 45 protons, 35 neutrons, 46 electrons. e. 35 protons, 45 neutrons, 46 electrons. - Answer-e. 35 protons, 45 neutrons, 46 electrons. The formula for sodium sulfide is Select one: a. NaS b. K2S c. NaS2 d. Na2S e. SeS - Answer-d. Na2S Which...

NAS 2 Challenge Exam (2023/2024) 100+ Questions and Verified Answers| Already Graded A Q: Define organic compounds and list the 4 major groups of organic compounds in the body Answer: All organic compounds contain carbon and hydrogen. 1. Carbohydrates 2. Lipids 3. Proteins 4. Nucleic Acids Q: Define carbohydrates. Name the elements that make-up carbohydrates Answer: Sugars (saccharide) and starches that are formed by a 1:2:1 ratio of carbon (C), Hydrogen (H), and Oxygen (...

NAS 2 Challenge Final Exam 2024 Questions with 100% Correct Answers | Verified | Latest Update

NAS 2 Exam – Questions And Answers

purpose of scientific method - ANSWER-guide researchers in planning, conducting, and interpreting research studies order of scientific method - ANSWER-observation, question, hypothesis, prediction, experiment, conclusion Steps of the Scientific Method - ANSWER-Ask a Question Do Background Research Construct a Hypothesis Test Your Hypothesis by Doing an Experiment Analyze Your Data and Draw a Conclusion Communicate Your Results Hypothesis - ANSWER-A testable prediction, often implie...

Straighterline Chemistry Final Exam (ACTUAL) What is the term used for findings that are summarized based on a pattern or trend? a. Law b. Hypothesis c. Theory d. Phenomena e. Prediction - Answer a. Law Which of the following is a tentative explanation for a set of observations? Select one: a. Law b. Hypothesis c. Theory d. Phenomena e. Prediction - Answer b. Hypothesis If a liquid contains 60% sugar and 40% water throughout its composition then what is it calle...

NAS 2 Challenge Exam – Questions/Answers

Matter Anything that has mass and takes up space Solid Definite shape and volume liquid A state of matter that has no definite shape but has a definite volume. Gas changeable shape and volume Energy capacity to do work or put matter into motion kinetic energy energy in action potential energy stored energy chemical energy stored in bonds of chemical substances mechanical energy directly involved in moving matter radiant ener...