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# tools of scientist

### 6th grade ch. 1 Sec. 3

Descriptive data that cannot be measured are called qualitative data
Volume is an example of __________ data because it can be measured. quantitive
Scientists use their data to develop ____________, or interpretations of their observations. explanations
When collecting data, it is important to use cation and repeat the same procedure each time so that measurements are ____________ precise
the length of your cafeteria should be measured in ____________ using a meterstick. meters
weight can be measured using a(n)_____________ scale
Information can be shared quickly using the _______________. computer
The gram is the _____________ standard unit for mass. metric
The ____________ is the metric standard unit for length. meter
The metric system is based on _________________. This means that units can be converted to smaller or larger metric system units by multiplying or dividing by 10. units of 10
Scientists use ______ to visually represent their data so relationships can be seen. graphs
Tables display information in rows and _____________. columns
The _________________ is the middle number in a set of data are arranged in numerical order. median
The ____________ in a data set is the difference between the highest and lowest values. range
Reading directions and following your teacher's __________ will help keep you safe in the lab and in the field. instructions
Goggles, gloves, and apron are different types of safety ___________ that you might need to wear to protect your eyes and skin. equipment
After conducting a scientific investigation and after handling animals, you must ____________. wash hands
How can using the wrong units or measuring tools lead to imprecise measurements? if a unit that is too large is used to measure an object, the results will not be precise. Similarly, if a measuring tool has a scale that is very large, then the measurement will be imprecise. it will also be inaccurate.
Data collected during a scientific investigation is called ________ if it can be measured. quantitive
Data collected during a scientific investigation is called _____________ if it cannot be measures. qualitative
Scientists must be ____________ when collecting quantitative data to ensure that there is little variation in the way the data were collected. consistent
it is also important that the measuring tool used is ___________ and has an appropriate scale. precise
Statistic such as mean, ________, and range can be used to summarize and measure the variation in data. median
Length can be measured using rulers or _________________. metersticks
The volume of liquids is usually measured with _____________. graduated cylinders
Scientists use units that people agree on called ________________. standard units
The system used by scientist is called the ________________ metric system
information gathered during an investigation data
descriptions of the world using words qualitative data
interpretation of observation explanation
ability to repeat a task with little variation consistency
descriptions of the natural world using numbers quantitative data
a summary of observations description
now closely measurements are to each other an how carefully measurements were made. precision
the sum of the number in a set of data divided by the number of items in the set mean
middle number in a set of data median
the difference between the highest and lowest values range
measurement that people agree to use such as inch, pound, yard, and gallon standard unit
measurement of force and is measured with a scale weight
the amount of matter in a object mass
the amount of space that matter takes up volume
weight is measured in newtons
Created by: Ouellettegirls

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