

Kindergarten · Science · On Level
Free Forces & Engineering worksheet - version 20
Kindergarten forces & engineering practice with original, difficulty-matched questions. This printable version includes 8 grade-appropriate questions and a separate answer sheet.
Forces & Engineering
Kindergarten · On-level practice · 8 questions · Version PG-5JS0T0-1Y78

Explain “electric circuit” in your own words.
Explain “friction” in your own words.
Explain “magnet” in your own words.
Explain “simple machine” in your own words.
Explain “gravity” in your own words.
Explain “unbalanced forces” in your own words.
Explain “balanced forces” in your own words.
Explain “force” in your own words.
Answers and teaching notes
Use the answers to check the work after the learner finishes. For writing prompts, the guide describes what a strong response should include.
Show answers for version 20
- Explain “electric circuit” in your own words.a complete path through which electric charge can move
- Explain “friction” in your own words.a force opposing motion between surfaces
- Explain “magnet” in your own words.an object producing a field that attracts or repels certain materials
- Explain “simple machine” in your own words.a device that changes the size or direction of a force
- Explain “gravity” in your own words.an attractive force between masses
- Explain “unbalanced forces” in your own words.forces producing a nonzero net force
- Explain “balanced forces” in your own words.forces with zero net effect on motion
- Explain “force” in your own words.a push or pull that can change motion
Worked example
Identify forces, constraints, and evidence from a test before revising a design.
Common mistake
Changing several variables at once and losing a fair comparison.
Helpful hint
Change one feature and measure the result.