How many variables should be tested at one time in a scientific investigation?
A scientist using scientific methods would NOT
What is another word for hypothesis?
What should you be sure to do to stay safe when performing science activities?
Information from which a conclusion can be drawn or a prediction can be made are called
For a scientific conclusion to be valid, what must it be based on?
A valid scientific investigation must be able to be
A scientific conclusion is based on
With the use of all the science skills scientists often do not find solutions to common every day problems.
Scientific investigation starts with a testable question
Experiment is defined as the use of scientific methods to test your hypothesis.
_________ are objects or ideas that represent other things
Scientists use these to learn more about the world around them or test designs and materials. They are helpful tools often used to study things that are very large, have many parts or are difficult to observe directly. They are still not the actual object being tested so different results may occur.
Define observation
Surverys are sometimes the best way for a scientist to do a scientific investigation. Name 1 types of surveys
Name one type of an appropriate reference material used by scientists.
Sampling is not a technique used to collect data in a scientific investigation.
Scientists look at random people from a population to get a sample.
Name 4 of the 8 steps used in a Scientific Investigation.
The dependent variable is the variable you can control
Control group is a standard against which change is measured.
Tools can help you gather information and analyze your data. As scientists share their findings, tools can also help you find information collected by others.
Name 3 of the 6 things Scientists can measure with proper tools.
Data can be organized in many different ways
Sometimes, different conclusions can be drawn from the same set of data.
The mode is the value that occurs least often.
The mean is
Tell me the similarites and differences of Precision and Accuracy.