8th Grade Unit 3
Quiz yourself by thinking what should be in
each of the black spaces below before clicking
on it to display the answer.
Help!
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| What was the medieval science of chemistry called? | Alchemy
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| The medieval science that was a forerunner of chemistry | Alchemy
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| The tendency to see what we want to see, or interpret data according to expectations, and build scotomas to other data | Bias
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| A field of science that studies MATTER (and how it is changed due to energy) | Chemistry
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| A variable that is kept the same for all groups in an experiment | Constant
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| A group in an experiment that is used for comparison. | Control
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| The variable in an experiment that is changed depending on the value of the other variable. | Dependent variable
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| The branch of science that studies earth and space | Earth Science
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| These test a hypothesis by investigating the effect of one variable on another in a controlled environment. | Experiments
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| These are used to better "see" relationships in science. | Graphs
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| A possible, testable solution to a problem in science, based on research and observation | Hypothesis
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| The variable in an experiment that is adjusted or changed by the experimenter. | Independent variable
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| The branch of science that studies living things | Life Science
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| Used in science to represent ideas or objects that are too large or complex, so that people will understand it better | Model
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| The branch of science that studies matter and energy. | Physical Science
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| The field of science that studies ENERGY (and the effect it has on matter) | Physics
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| Based on the Latin word SCIENTIA, which means "knowledge" | Science
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| The organized set of procedures followed by scientist to investigate the natural world. | Scientific Method
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| A rule or principle that describes WHAT happens in nature | Scientific Law
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| The application of science to help people | Technology
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| An explanation of HOW or WHY something happens, based on repeated observations and experiments. | Theory
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| Something that is subject to change | Variable
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| When one variable increases as the other increases, and produces a straight line sloping up, we say they are ____proportional | directly
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| If two variables are indirectly proportional, one goes down as the other goes up, and the line produced slants | Downward
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| The type of graph usually used when comparing the change in one variable with the change in another is a | Line graph
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| Which type of graph is used to "see" percentages? | A circle or pie graph
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| This type of graph is used when "counting" data. | A bar graph
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| On a data table, the first column represents the | Groups or Trials
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| On a data table, what variable is placed in the 2nd column? | The independent variable
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| On a data table, where do we record the data gathered on the dependent variable? | The third column.
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| What are some ways scientists can reduce bias in their experiments? | They can repeat the experiment, or ask another person to repeat the experiment.
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| What are 3 ways a scientist uses to investigate nature? | Observation, experimentation, modeling
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| How does an observation differ from an inference? | Observations are made with the 5 senses. Inferences are guesses based on knowledge or past experience.
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| What are the most commonly listed steps of the Scientific Method? | State the Problem
Form a Hypothesis
Test the Hypothesis(Experiment)
Analyze Data (Charts or Graphs)
Form a Conclusion
Repeat the experiment(to reduce bias)
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| If an experiment recorded a cricket's chirps at different temperatures, what might you title a graph for that experiment. | Temperature vs Chirps
Crickets' Chirps at Varying Temperatures
How does Temperature Affect the Rate of Cricket's Chirping?
(Include both variables in the title.
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| Know how to construct and read a line graph | Remember, you must always include a Title, label the x-axis and the y-axis, and number each axis. You must also draw a smooth line for the graph (DO NOT CONNECT THE DATA POINTS)
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Review the information in the table. When you are ready to quiz yourself you can hide individual columns or the entire table. Then you can click on the empty cells to reveal the answer. Try to recall what will be displayed before clicking the empty cell.
To hide a column, click on the column name.
To hide the entire table, click on the "Hide All" button.
You may also shuffle the rows of the table by clicking on the "Shuffle" button.
Or sort by any of the columns using the down arrow next to any column heading.
If you know all the data on any row, you can temporarily remove it by tapping the trash can to the right of the row.
To hide a column, click on the column name.
To hide the entire table, click on the "Hide All" button.
You may also shuffle the rows of the table by clicking on the "Shuffle" button.
Or sort by any of the columns using the down arrow next to any column heading.
If you know all the data on any row, you can temporarily remove it by tapping the trash can to the right of the row.
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Created by:
judi829
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