The Science section tests your ability to interpret, analyze, evaluate, and reason with scientific information. It's not about memorizing scientific facts—it's about working with data and understanding scientific methods.
Science Section Breakdown
The ACT Science section includes three types of passages:
- Data Representation (30-40% of questions)
- Research Summaries (45-55% of questions)
- Conflicting Viewpoints (15-20% of questions)
Common Science Question Types
- Understanding experimental design
- Interpreting data tables and graphs
- Making predictions based on data
- Finding patterns and relationships
- Comparing alternative explanations
- Analyzing scientific investigations
Science Section Tips
- Focus on visuals first (graphs, tables, figures)
- Read the questions before diving into the passage
- Look for trends and patterns in the data
- Learn to quickly identify variables in experiments
- Practice working with scientific tools like tables and graphs
- Don't get caught up in complex scientific terminology
The optional Writing section tests your ability to develop and express ideas clearly and effectively. You'll need to analyze perspectives on a complex issue and present your own position using logical reasoning and specific examples.
Writing Test Overview
The ACT Writing Test presents a complex issue and three different perspectives on that issue. You'll need to write an essay that:
- Analyzes and evaluates the perspectives given
- States and develops your own perspective
- Explains the relationship between your perspective and the given perspectives
- Supports your ideas with logical reasoning and detailed examples
Writing Test Scoring
Your essay will receive scores in four domains:
- Ideas and Analysis: Development of ideas, engagement with multiple perspectives, and establishing your own perspective
- Development and Support: Supporting your ideas with reasoning and examples
- Organization: Logical organization of ideas with clear connections
- Language Use: Control of language, word choice, and voice
Each domain is scored on a scale of 1-6 by two raters, for a total score range of 2-12 per domain.
Writing Section Tips
- Take time to plan your essay before you start writing
- Create a clear thesis statement that presents your perspective
- Address all three given perspectives in your essay
- Use specific examples from history, literature, current events, or personal experience
- Create a logical organization with introduction, body paragraphs, and conclusion
- Vary your sentence structure and use precise vocabulary
- Leave time to review and edit your essay