Worksheets5th skills hand book part 1 lesson 2
Total questions: 10
Worksheet time: 5mins
A ___________________ is something that can change change in a test.
result
variable
summary
survey
A _________________ group is a standard against which change is measured.
survey
sampling
dependent
control
______________ are questionnaires that are given to a number of people whose answers are recorded and then analyzed.
sampling
models
surveys
observations
Scientific investigation usually begins with an _______________.
problem
hypothesis
observation
experiment
An ______________is the use of scientific methods to test your hypothesis.
observation
conclusion
independent variable
experiment
Scientisis also use _________________ to collect data.
thermometers
anamometers
graphs
sampling
Your ______________is an inference you make based on your data.
hypothesis
graph
conclusion
summary
__________________ are objects or ideas that represent other things.
miniatures
models
samples
prototypes
Scientists then ask a question about the observation and collect ______________to answer the question.
data
facts
samples
surveys
An ________________ variable is one you can control.
dependent
control
sample
independent
