Chap 1 Science - 5th grade
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What must a valid scientific conclusion be based on?
How many variable should be tested at one time during a scientific investigation?
What is another word for HYPOTHESIS?
In order to stay safe when performing science activities what should you do?
1. Ask your teacher questions
Would a scientist using scientific methods form an opinion?
No, because opinions are different from other people's perspectives.
What can you draw a conclusion from or make a prediction from?
- observations, evidence
What is a scientific conclusion based on?
What must a scientific investigation (experiment) be able to be?
Before you perform a scientific investigation, what are appropriate materials to reference before beginning the investigation?
- information scientists agreed upon OR
- reviewed and verified materials by other scientists
What are examples of appropriate reference materials?
- scientific journals
- articles written by other scientists
- "reliable" internet websites
Why should scientists base their investigations on observations and data instead of opinions?
Opinions are based on beliefs and can change from person to person, observations and data are the same no matter who performs the investigation.
What does observation mean?
something you find out about objects, events, or living things using your senses
statement of what you think will happen during an investigation
the use of scientific methods to test a hypothesis
step by step instructions for completing a task
What does INFERENCE mean?
a conclusion based on observations
observations that make you believe something is true
What does ACCURACY mean?
the ability to make a measurement that is as close to the actual value as possible
What does VARIABLE mean
something that can change in a test
What does PRECISION mean
the ability to consistently repeat a measurement
What is DATA?
information from which a conclusion can be drawn or a prediction can be made
What is a Control Group?
a standard against which change is measured
What would you like to do?
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