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Science Review #1
Scientific Investigation/ Vocabulary
Question | Answer |
---|---|
Using one or more senses to identify or learn about an object or event is to ___________________________. | observe |
What is the summary statement based on the details and facts of an investigation? | conclusion |
A _____________________ or ______________________ is an educated guess as to what may happen in an experiment. | hypothesis, prediction |
When you perform a "test" to prove or disprove a hypothesis, you conduct an ________________________. | experiment |
1/1000 of a meter (the thickness of a fingernail) is a _____________________. | millimeter |
An __________________ is a tentative explanation based on background knowledge and data. | inference |
1/100 of a meter (the approximate width of a pinky fingernail) is a _________________________. | centimeter |
A __________________ is the metric equivalent to just over 3 feet. | meter |
What metric unit of measurement is used to measure long distances and is equivalent to 1/2 mile. | kilometer |
1/1000 if a liter (approximately a few drops of liquid) is a ___________. | milliliter |
What is the basic unit of liquid measurement in the metric system. | liter |
A unit of measurement used to measure the weight/mass of an object. *A small paper clip = _________________. | gram |
Approximately 1,000 grams or the weight/mass of larger objects such as people. *One box of 1,000 paper clips = _________________. | kilogram |
This instrument is used to measure length in centimeters. | centimeter ruler |
This instrument is used to determine accurate liquid measurement (volume) during an experiment. | graduated cylinder |
This instrument is used to measure mass or weight of larger objects. | scale |
What is the tool used to identify and classify rocks, minerals, and organisms? | classification key |
This instrument is used to hold, mix, and heat liquids during an experiment. | beaker |
This instrument is used to measure mass or weight of smaller objects. | balance scale |
The two terms used when measuring temperature. | Celsius & Fahrenheit |
The information gathered and recorded in an experiment is _________. | data |
Items or conditions in an experiment that stay the same to test a hypothesis are - | constant |
The factor in an experiment that is purposely changed to test a hypothesis is a ____________________. | independent variable |
The factor in an experiment that changes as a result of the independent variable is a _____________ _____________. | dependent variable |
To place things that share properties into groups is to ____________________. | classify |
What type of data can be counted or measured? The results are numerical. | quantitative data |
What type of data deals with descriptions and observations? (It cannot be measured.) | qualitative data |