key science skills

Question 2

independent variable

Answer 2

the factor/s that is/are manipulated in an experiment

Question 3

dependent variable

Answer 3

the factor/s measured in the experiment that are changed when the IV is manipulated

Question 4

controlled variable

Answer 4

a factor that is kept constant throughout the experiment. Also known as a constant variable

Question 5

valid experiment

Answer 5

a measurement or experiment that actually tests what it claims to be testing

Question 6

reliable

Answer 6

describes an experiment, tool, or measurement that produces similar results when repeated and reproduced

Question 7

reproducible

Answer 7

experiment/ measurement in which a group
of scientists, using methods designed by others, can obtain the same results as another group’s experiment

Question 8

precision

Answer 8

two or more measurements that closely align with each other

Question 9

quantitive data

Answer 9

data that can be counted or measured in numerical values.

Question 10

qualitative data

Answer 10

data representing information and concepts that are not represented by numbers.