Quiz- Intro to Biology Lesson 1.1 to 1.9 Lessons

What is a scientific hypothesis?

• A guess about the outcome of an experiment
• An educated prediction that can be tested
• A proven fact about a scientific phenomenon
• A personal opinion about a scientific topic

Reorder the following

• Ask a Question

• Research background

• Make Observations

• Form hypothesis

• Test the hypothesis

1. Can a hypothesis be proven true? Why or why not?

Identify the independent and dependent variables in the following experiment:

A scientist grew bacteria on gel in her lab. She wanted to find out if the bacteria would grow faster on gel A or gel B. She placed a few bacteria on gel A and a few on gel B. After 24 hours, she observed how many bacteria were present on each type of gel.

1. Contrast how the term theory is used in science and in everyday language.