Scientific Law vs Scientific Theory

A scientific theory...

• is based on lots of evidence
• is not valid
• is not reliable
• has not been tested many times

A set of principles that explains and predicts a phenomena is called a _____. 

• scientific law
• scientific method
• scientific theory
• scientific instructor

A scientific ____________ is a statement that describes what always happens under certain conditions in nature.

• law
• theory
• method
• variable

What is a theory?

• Describes what happens
• Explains a process

What is a law?

• Describes what happens
• Explains a process

Scientists __________________ test scientific theories.

• constantly
• rarely
• never

Which of the following is true about theories and opinions?

• It is about right and wrong
• theories explain observations clearly and consistently
• A theory doesn't have to be repeatable

A scientific theory...

• is based on lots of evidence
• is not valid
• is not reliable
• has not been tested many times

Theory or Law? _________ of Thermodynamics: Matter can never be created or destroyed. Tells what happens with matter.

• Theory

• Law

Theory or law? The cell _________ of living things: living things are made of cells, which explains how things grow and live.

• Theory

• Law