Forces and Motion Review | Essential Grade 6-7 Science

This Grade 6-7 science worksheet provides a comprehensive review of physical science concepts, focusing on the relationship between forces and motion. Students demonstrate understanding by graphing acceleration, calculating net forces, and explaining Newton's Laws through real-world scenarios. It ensures students can distinguish between velocity and speed while predicting object behavior under various conditions.

At a Glance

• Grade: 6-7 · Subject: Science
• Standard: MS-PS2-2 — Plan an investigation to provide evidence that the change in an object’s motion depends on the sum of the forces
• Skill Focus: Graphing motion and Newton's Laws
• Format: 2 pages · 20 problems · Answer key included · PDF
• Best For: Unit review or formative assessment
• Time: 30–45 minutes

What's Inside

This two-page PDF contains 20 targeted questions divided into four logical sections. The first page requires students to draw line graphs representing acceleration, constant speed, and relative velocity. The second page transitions into conceptual applications, featuring sections on balanced versus unbalanced forces, the mechanics of friction, and the practical application of Newton's Laws of Motion. A scoring box is included for easy grading and tracking student progress.

Skill Progression

• Guided Practice: Students translate verbal descriptions of motion into visual line graphs across 4 specific graphing tasks.
• Supported Practice: Conceptual tasks require students to provide examples of forces adding or subtracting, reinforcing net force in 7 balanced/unbalanced force problems.
• Independent Practice: The final section challenges students to apply Newton's Laws to complex scenarios, such as objects in outer space or the physics of a tablecloth pull.

This worksheet utilizes a gradual-release model to move students from basic visual identification to complex scientific application.

Standards Alignment

The primary focus is MS-PS2-2. This resource addresses the "evidence" and "sum of forces" components by requiring students to calculate force directions and predict motion changes. Both standard codes can be copied directly into lesson plans, IEP goals, or district curriculum mapping tools.

How to Use It

This resource is best utilized as a summative review or a mid-unit formative assessment. Teachers should assign the graphing section after direct instruction on motion variables to observe if students can correctly plot acceleration. Expect students to spend approximately 35 minutes on the full set. During the activity, circulate to check for common misconceptions regarding friction acting against the direction of motion.

Who It's For

This worksheet is designed for middle school students in Grade 6 or Grade 7 physical science courses. It is particularly effective for learners who benefit from visual representations of data and those needing practice with scientific writing. It pairs naturally with introductory labs on friction and force pairs to provide a complete instructional cycle.

The integration of graphing and conceptual force analysis in this worksheet aligns with educational research regarding the importance of multi-modal representations in science literacy. By requiring students to move between visual graphs and written explanations of Newton's Laws, the resource reinforces the cognitive connections necessary for long-term retention of physical science principles. Research suggests that middle school students often struggle with the distinction between velocity and speed; this worksheet directly addresses that gap through targeted questioning. Furthermore, the 20 tasks provided offer a sufficient sample size for teachers to gauge mastery of standard MS-PS2-2. This structured approach to reviewing balanced and unbalanced forces ensures that students are prepared for higher-level physics concepts in high school. The inclusion of real-world examples, such as friction in the atmosphere, helps ground abstract laws in observable reality.