Scientific method

A series of steps used by Scientist to solve a problem or answer a question.

• Data collection

• Scientific method

• Metric system

• Recipe

A testable prediction or guess in a scientific investigation is

• Data analysis

• Experiment

• Hypothesis

• Question

Listing procedures and materials are part of _____?

• Analyzing data

• Experiment

• Observation

• Hypothesis

It is the type of variable that you intentionally change in an experiment

• Dependent variable

• Controlled/constant variable

• Independent variable

The type of variable that is kept the same the entire time throughout the experiment

• Dependent variable

• Controlled/constant variable

• Independent variable

It is the type of variable that is being measured or observed

• Dependent variable

• Controlled/constant variable

• Independent variable

A scientist wanted to determine the color of flower that bees are most attracted to. She placed different colors of the same type of flower near each other and counted the number of bees that visited each flower color. 

What is the independent variable in this research?

• Type of flower

• Type of bees

• Number of bees

• Color of flower

A scientist wanted to determine the color of flower that bees are most attracted to. She placed different colors of the same type of flower near each other and counted the number of bees that visited each flower color. What is the dependent variable in this research?

• Type of flower

• Type of bees

• Number of bees

• Color of flower

In a study about headaches, doctors gave patients Aleve, Tylenol, Advil, and Excedrin, to see which medication would relieve the headache pain the fastest. The doctors timed how long it took the medication work. What is the independent variable in this research?

• Amount of medication

• Headaches

• Amount of time until pain was relieved

• Type of pain reliever

In a study about headaches, doctors gave patients Aleve, Tylenol, Advil, and Excedrin, to see which medication would relieve the headache pain the fastest. The doctors timed how long it took the medication work. What is the dependent variable in this research?

• Amount of medication

• Headaches

• Amount of time until pain was relieved

• Type of pain reliever