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I & R Vocabulary
6th grade Science Investigation & Reasoning Vocabulary
Answer | Question |
---|---|
another name for the metric system that most scientists in all countries use. It is based on number 10. | SI Units |
a tool used to measure the mass of an object in grams. | triple beam balance |
a tool used to measure volume. Standard unit is milliliters. (mL) | graduated cylinder |
the curved surface of a liquid in a graduated cylinder. | meniscus |
any use of the five senses to gather information. | observation |
a possible explanation or answer to a question. | hypothesis |
any piece of information gathered through investigation. | data |
a report made by scientists after carefully analyzing the results of their tests to see if their data supports the hypothesis. | conclusion |
the act of reasoning from factual knowledge or evidence. | inference |
a representation of an object or system using something familiar to help you understand something that is not familiar. NOTE: Models have limitations. | model |
a unifying explanation for a broad range of hypotheses and observations that have been supported by testing. | theory |
a summary of many experimental results and observations; a law tells how things work. | law |
a factor that affects the results of an investigation that is changed or made different by the scientist ON PURPOSE to see if it affects the results. | independent variable |
a factor that affects the results of an investigation that is changed or made different because it depends on or responds to the independent variable. It is measured to see if the IV has an effect on the results. | dependent variable |
the amount of matter that something is made of -measured in grams (g) on a balance and is not affected by gravity. | mass |
measure of the gravitational force exerted on an object -measured in Newtons (N) using a spring scale. | weight |