Term | Definition |
investigation | a careful study used to answer a scientific question |
scientific question | a question that can be answered using data (it cannot be answered with an opinion) |
variable | the condition you change during an experiment |
hypothesis | a testable statement |
experiment | the part of some investigations when you change a condition and observe the effects of the change |
data | pieces of information, including facts and observations, such as words, pictures, or other descriptions |
data table | a tool used to record data in an organized way |
model | something that represents an object, an event, or an idea |
three-dimensional model | a model that takes up space like the object it represents |
diorama | a 3-D model that shows a scene from an event or place |
terrarium | a model of a natural habitat that contains living and nonliving things |
hand lens | a tool that makes small things look larger |
binoculars | a tool that makes things that look far away closer |
telescope | a tool that makes things that look far away closer |
ruler | a tool used to measure length |
scale | a tool used to measure mass |
balance | a tool used to measure mass |
mass | the amount of material in something |
thermometer | a tool used to measure temperature |
temperature | how hot or cold something is |
beaker | a tool used to measure the volume of a liquid |
volume | how much space something takes up |
stopwatch | a tool used to measure time |
graph | a tool used to help scientists see pattern in their data |
bar graph | a graph used to compare things |
line graph | a graph used to show how something changes over time |
circle graph | a graph used to show the parts of the whole |
pattern | has parts that repeat in a certain order |
conclusion | an answer to a scientific question |
innovation | introduction of something new or a new idea, method or device |
invention | process of turning ideas and imagination into new products, processes, or systems |