Scientific thinking

What is the most probable reason there are so many more theories than laws?

• laws are harder to make than theories
• theories have to have less evidence than laws
• laws are descriptions and it can take many theories to explain one law.
• laws have to be voted on and theories do not.

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 broad explanation for events that is widely accepted as true.

• law
• theory
• observation
• method

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
• cheesecake
• fun to look at

What is a law?

• Describes what happens
• Explains a process
• something you go to jail for
• wal spelled backwards

Scientists __________________  scientific theories.

• constantly test
• rarely test
• never test
• steal

Which of the following are similar because they explain and can be used to make predicitons.

• law and hypothosis
• theory and scientific model
• magic eight ball and Nostradamas
• problem and experiment

Reserchers are trying to find which type of cancer treatment does the least amount of damage to healthy cells. Identify the independent variable.

• chicken

• amount of healthy cells

• type of treatment

• amount of cancer