Scientists ask questions about what they observe in the ________ world.
natural
What is an object or device used to perform a task?
tool
Scientific methods include observations, surveys, sampling and _______?
experiments
______ is a set of step by step instructions for how to perform a test.
procedure
_______ is the process of asking questions and searching for answers.
Scientists first study what ______ _________ have already learned about the answers to their questions.
other scientists
Tools can help you measure objects and ________ __________.
gather information
True or false: Sampling is another way of collecting data?
True
_______ is a conclusion drawn from data and observations.
inference
_________ is a careful way of looking for something.
investigation
records
True or false: A hand lens shows a clearer/ more detailed image than a microscope?
False
Observations and facts gained from experiments are called ________.
evidence
How is evidence different from an inference?
Evidence is an observation that is made. An inference is a conclusion drawn from that observation.
Encyclopedias, books, magazines, and the Internet are examples of __________?
reference materials
After scientists ask a question, they do research by studying _________ _______________.
reference materials
What is the name of the tool that helps you see things in the sky?
telescope
Give an example of a three-dimensional object
model of an airplane, diorama of a forest, etc.
Why is it important to do an experiment the same way each time?
So that a repeated experiment can produce similar results.
_______ is a possible answer to your question/ experiment.
hypothesis
True or false: Scientists use their observations and research to come up with possible answers to their scientific methods?
False: they use their observations to come up with answers to their questions
If I want to look at the details of a leaf what tool should I use?
microscope
Why is evidence important in science?
Evidence is important because others can make the same observations to find out whether a hypothesis is reasonable
True or false: A tennis ball will bounce higher on carpet than it would on a plank of wood?
False
Organized ways to answer questions and solve problems?
scientific methods