Home Free Printables Science 3rd Grade 3rd Grade Science — Forces and Motion — Newton's Second Law: Force and Acceleration Preview — download the full PDF for print-quality output
Science 3rd Grade Ages 8–9
3rd Grade Science — Forces and Motion — Newton's Second Law: Force and Acceleration Free printable newton's second law: force and acceleration science worksheet. Newton's second law says that force equals mass times acceleration (F = ma). A heavier object needs more force to accelerate at the same rate as a lighter one. Part of the Forces and Motion lesson track. For 3rd Grade Science (ages 8–9).
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Lab Report — Newton's Second Law: Force and Acceleration Complete this lab report for your investigation. 🔬 Lab Report — Newton's Second Law: Force and Acceleration Purpose / Research Question: How do pushes and pulls affect how objects move? Materials: toy car, ramp, ruler, different surfaces (carpet , tile, sandpaper) Hypothesis (If... then... because...): If I push harder, then the car will... Independent Variable: Amount of force (gentle push, medium, hard) Dependent Variable: Distance the car travels (cm) Procedure: 1. Set up the ramp on a flat surface 2. Give the car a gentle push — measure distance 3. Give a medium push — measure 4. Give a hard push — measure 5. Compare results Data / Results: Push Strength Distance (cm) Speed Gentle 20 cm Slow Medium Hard Conclusion: A stronger force makes an object move... because... www.littleactivity.com 3rd Grade — Page 1
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Lab Report — Newton's Second Law: Force and Acceleration Complete this lab report for your investigation. 🔬 Lab Report — Newton's Second Law: Force and Acceleration Purpose / Research Question: How do pushes and pulls affect how objects move? Materials: toy car, ramp, ruler, different surfaces (carpet , tile, sandpaper) Hypothesis (If... then... because...): If I push harder, then the car will... Independent Variable: Amount of force (gentle push, medium, hard) Dependent Variable: Distance the car travels (cm) Procedure: 1. Set up the ramp on a flat surface 2. Give the car a gentle push — measure distance 3. Give a medium push — measure 4. Give a hard push — measure 5. Compare results Data / Results: Push Strength Distance (cm) Speed Gentle 20 cm Slow Medium Hard Conclusion: A stronger force makes an object move... because... www.littleactivity.com 3rd Grade — Page 1
Plant Life Cycle Draw and label each stage of the plant life cycle. 1. Seed 2. Sprout 3. Plant 4. Flower Life Cycle of a Plant www.littleactivity.com Kindergarten — Page 1 Animal Life Cycle — Butterfly Draw and label the butterfly life cycle. 1. Egg 2. Caterpillar 3. Chrysalis 4. Butterfly 🔄 Life Cycle of a Butterfly www.littleactivity.com Kindergarten — Page 1 Bug Observation Log Record your bug observation observations. 📋 Bug Observation Observation Log What to observe: • behavior & activity • movement patterns • feeding habits • habitat details Day Drawing Notes Day 1 sketch Bird visited feeder 3 times, ate seeds, flew NE Day 2 Day 3 Day 4 Summary: After observing for 4 days, I noticed... www.littleactivity.com Kindergarten — Page 1
Observation Log — Bird Watching Record your observation — bird watching observations. 📋 Observation — Bird Watching Observation Log What to observe: • behavior & activity • movement patterns • feeding habits • habitat details Day Drawing Notes Day 1 sketch Bird visited feeder 3 times, ate seeds, flew NE Day 2 Day 3 Day 4 Summary: After observing for 4 days, I noticed... www.littleactivity.com Kindergarten — Page 1
Observation Log — Plant Growth Journal Record your observation — plant growth observations. 📋 Observation — Plant Growth Observation Log What to observe: • leaf color & shape • height (measure!) • new growth or buds • soil moisture Day Drawing Notes Day 1 sketch Tiny green sprout, 0.5 cm ta ll, soil damp Day 2 Day 3 Day 4 Summary: After observing for 4 days, I noticed... www.littleactivity.com Kindergarten — Page 1
Observation Log — Seed Germination Record your observation — seed germination observations. 📋 Observation — Seed Germination Observation Log What to observe: • leaf color & shape • height (measure!) • new growth or buds • soil moisture Day Drawing Notes Day 1 sketch Tiny green sprout, 0.5 cm ta ll, soil damp Day 2 Day 3 Day 4 Summary: After observing for 4 days, I noticed... www.littleactivity.com Kindergarten — Page 1
