WorksheetsScience Methods
Total questions: 20
Worksheet time: 1hrs 7mins
Match the following
Hypothesis
testable prediction
Control
a standard for comparison
Dependent variable
factor that IS changed because of exper.
Independent variable
what we adjust in the experiment
Experiment
organized steps for testing hypothesis
Theory
Attempts to answer WHY something happens
Law
Observation of WHAT does happen
Hypothesis
Educated guess based on research
Observation
Information gathered through the senses
Inference
A guess or opinion made based on an observation
Reorder the following. Everything starts with asking a...
question / problem
research
hypothesis / design
experiment
analyze results
Constant
stays the same
Variable
changes
Theory
Why something happens
Law
What happens
The (a) of Gravity states that objects pull on each other (the bigger object wins). The (b) of Relativity says that might happen because matter bends space (Maybe. Probably. It's our best explanation at the moment).
Theory
Attempts to answer WHY something happens
Observation
Information gathered through the senses
Inference
A guess or opinion made based on an observation
Law
Observation of WHAT does happen
Observation
Information gathered through the senses
Inference
A guess or opinion made based on an observation
Theory
Attempts to answer WHY something happens
Law
Observation of WHAT does happen
Inference
A guess or opinion made based on an observation
Theory
Attempts to answer WHY something happens
Law
Observation of WHAT does happen
Observation
Information gathered through the senses
To make observations you use your _______.
senses
feet
smile
experience
What type of observation involves numbers?
qualitative observation
quantitative observation
Which of the following is an observation about the man in this picture:
Which of these statements is an inference about this picture?
A conclusion at the end of a scientific investigation
Can be that your results either support or do not support your hypothesis.
Usually will not give you any guidance in deciding what to do next.
Can be that your results have proven your hypothesis beyond any doubt.
Reorder the following. Everything starts with asking a...
question / problem
research
hypothesis / design
experiment
analyze results
A scientist investigates the effect of carbon dioxide on plant height. The scientist grows plants in several closed containers. All the plants receive the same amounts of water and light, but the air in each container has a different amount of carbon dioxide. What is the independent variable in this experiment?
the amount of carbon dioxide in each container
the number of plants in each container
the amount of water provided to the plants
the height of each plant after a period of time
