Scientific Method

When is it best to use a line graph? 

Which is the variable that you measure? It is affected by the variable you are testing.

You test how the amount of water affects plant growth. What should be controlled variables? 

According to the chart, who filliped the lid of the film can the fastest? 

Which is an inference? 

Which variable is the one you deliberately (on purpose) change?

What are the three parts of a hypothesis? 

According to the chart, what amount of sunlight makes ferns grow the most? 

Which variable is the one that responds to the variable you change? 

I want to test if a new shampoo makes my hair shiner. What would be my experimental control? 

I test which ice cream melts the fastest. Mint-oreo melts faster than vanilla. What is the DV?

Which is an observation? 

Mrs. Jones wants to know which type of dog sheds the least before she buys one. What is the DV?

I want to test a new medicine. Would would be a good control? 

I test which ice cream melts the fastest. Mint-oreo melts faster than vanilla. What is the IV? 

Are Ritz liked more than other crackers? 50 ppl taste Ritz and 4 other crackers. Control??

You want to test how the amount of water you give a plant affects it's growth. What is the I.V?

How many variables can you change during an experiment

How many versions of the scientific method are there? 

Which is the variable that you are testing or changing?