8th Grade Chapter 1 Review

sample treated like other experimental groups except no variable is used

• model

• random

• control

• bias

a way to record results and observation accurately

• model

• scientist

• data table

• hypothesis

a type of sample taken without bias

• trial

• technology

• random

• control

the application of science to make products or tools

• science log

• observation

• technology

• variable

a single run of an experiment

• model

• random

• trial

• scientist

a slanted view

• technology

• bias

• random

• trial

a factor that can change in an experiment

• variable

• trial

• model

• random

a prediction or a statement that can be tested

• observation

• hypothesis

• independent variable

• control

used to represent things that happen too slowly or quickly to observe directly

• control

• trial

• bias

• model

a prediction or a statement that can be tested

• trial

• variable

• technology

• hypothesis