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Agenda for Wednesday Sept 5 th Pretest Root words Notebook set-up Learning Targets Scientific Method.

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Presentation on theme: "Agenda for Wednesday Sept 5 th Pretest Root words Notebook set-up Learning Targets Scientific Method."— Presentation transcript:

1 Agenda for Wednesday Sept 5 th Pretest Root words Notebook set-up Learning Targets Scientific Method

2 Learning Targets 1-5 scale

3 Learning Targets 1. I can describe, in order, the five steps of the scientific method. I will understand…. a.What occurs in each step of the SM. b.How the steps relate to each other. 3a. What an observation is and how to develop a hypothesis from questioning it.

4 Questions What is science? Why do we do science? How do we do science? What occurs in each step of the SM. How the steps relate to each other. What an observation is and how to develop a hypothesis from questioning it.

5 Why do we do science? Agenda for Thursday Sept 6 th 1.Additional resources for bio 2.Scientific method notes 3.Lab

6 Scientific Method process used to find answers about the world What occurs in each step of the SM. How the steps relate to each other. What an observation is and how to develop a hypothesis from questioning it.

7 scientific method several versions of the scientific method – Some have more steps, others have only a few – provide an organized method for conducting and analyzing an experiment Begin with a problem or a question to be answered – based on observations What occurs in each step of the SM. How the steps relate to each other. What an observation is and how to develop a hypothesis from questioning it.

8 Hypothesis An educated guess based on observations and your knowledge of the topic – If, then statement – If I buy new shoes then I will run faster. What occurs in each step of the SM. How the steps relate to each other. What an observation is and how to develop a hypothesis from questioning it.

9 Experiment Control group – used for comparison, baseline Experimental Group – group that gets tested 1 factor changes at a time What occurs in each step of the SM. How the steps relate to each other. What an observation is and how to develop a hypothesis from questioning it.

10 Experimental Design Variables – factor that changes in an experiment Independent – tested factor, factor you change Dependent – what changes when the independent variable changes depends on the outcome of the independent variable Constant – remains fixed during an experiment What occurs in each step of the SM. How the steps relate to each other. What an observation is and how to develop a hypothesis from questioning it.

11 Data Information gathered during an experiment – Qualitative – observations – Quantitative – numbers Analysis of Data – Graphs, error, conclusions – Support hypothesis What occurs in each step of the SM. How the steps relate to each other. What an observation is and how to develop a hypothesis from questioning it.

12 List the steps of the scientific method in the correct order. Agenda for Friday Sept 7 th 1.Penny lab 2.Go over HW 3.Bouncing ball lab

13 Learning Targets 3. b. How each variable is used in an experiment. c. Constants do not change between trials/experimental and control groups. 5. I can apply the scientific method to solving problems and evaluating the design of an experiment. a. Differences in a well-developed versus a poorly done experiment (experimental design flaws). b. How to identify and improve a poorly designed experiment.

14 Mr. Novak is working on a science project. His task is to answer the question: "Does Plantgro (a commercial plant product) affect the speed of plant growth". Q: Describe how Mr. Novak would perform this experiment. Identify the control group, and the independent and dependent variables in your description. Agenda for Monday Sept 10 th 1.Bouncing ball lab 2.Interpreting Graphs 3.Practice with scientific method

15 What is quantitative data? Qualitative data? Agenda for Tuesday Sept 11 th 1.Analyze data 2.Design pendulum lab 3.Practice with scientific method

16 Learning Targets 4. I can analyze both qualitative and quantitative data (charts, graphs, raw data) to form conclusions about an experiment. I will understand… a. What qualitative and quantitative data is and how to collect it. b. How to read and interpret charts and graphs (trends). c. How to draw overall conclusions/inferences based on data.

17 What is the independent variable in your pendulum lab? Dependent? Agenda for Wednesday Sept 12 th 1.Finish pendulum lab 2.Finish scientific method notes QUIZ TOMORROW – scientific method

18 What is a theory? Agenda for Thursday Sept 13 th 1.Quiz 2.Notes 3.Microscopes

19 Learning Targets 6. I can define and differentiate between: hypothesis, theory, and law – as well as observations and inferences. I will understand… a. The definitions of each term (hypothesis, theory, law, observation, inference). b. How to state examples of each term.

20 Hypotheses, Theories, Laws hypothesis – a suggested explanation; a proposal based on reason that predicts a possible correlation between multiple phenomena (incidents, events, observations, etc.)

21 Laws law – notes only that something happens; happens consistently and across the universe usually simply stated frequently can be stated mathematically Example: Newton’s 2nd Law: a = f/m

22 Theories theory – notes why something happens; explains why laws and facts are true A framework about a class or group of phenomena sometimes valuable to predict Note – Theories are never “proven” – the are confirmed by overwhelming data; all theories, like all ideas in science, are subject to correction

23 Evolution as Science Fact Evolution – a change in the gene pool of a population over time Gene pool – the set of all genes in a species or population

24 What evolution is NOT A single organism does not change; The genes it was born with are the genes it will die with Evolution does not equal progress or getting bigger, better, faster – it only means change. Is not a single line of related organisms

25 Observations and inferences Inference - using observations, prior knowledge/experiences, and details from context to make connections and come up with ideas. Deduction – make a conclusion from something known or assumed

26 Pendulum lab Problem: How can you get the most swings in a minute? Materials: 12” string and 10 washers


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