1. In an experiment what is the purpose of the control group?
Catalyst

2. Tuesday - DNA Replication Wednesday - C/C Nucleic Acids
Monday - ACT 3
Tuesday - DNA Replication
Wednesday - C/C Nucleic Acids
Thursday - Quiz
Friday - ACT Practice
The Week…

3. ACT Passage 3 Experiments
- 3 passages
- mix of text, graphs and tables
- often include multiple types

4. Round 1 - Good luck! Respond (-5 minutes)
Review Responses with your table
Question Type trends & strategies

5. Identify
Independent variable - the property that is being changed or manipulated by the scientist.
There is only one in a good experiment.
Dependent variable - the property that is being watched or measured by the scientist.
Used to make a table or chart.
Constants - the properties that are purposely kept the same so that the experiment is done well.
There should be several in a good experiment.

6. Common Qs —> A Strategy
P—PROCEDURE
A—AIM
C—CHANGE
M—MEASURE
A—APPARATUS/
MATERIALS
N—NEXT

7. Passage Practice!
Three passages.
19 minutes and 30 seconds
Good luck!