Home / Science / Printables / Grade 3 / Acting Across a Gap Acting Across a Gap is a free printable Grade 3 science worksheet on cause and effect in electric and magnetic interactions without contact, aligned to Common Core standard 3-PS2-3. It prints 8 questions with an answer key on its own sheet of paper, in 25 versions that each ask different questions, so no two pupils in the class work from the same page. Print it from the browser or download it as a PDF — no account, no email.
One paper per pupil
Set 1 has all 25 in a single PDF. All 25 sets ask different questions.
Acting Across a Gap 3-PS2-3
Name Date
Circle the best answer.
1. How would you show a pull acts across a gap?
A. Weigh the magnet B. Measure the distance at which the clip first moves C. Touch the clip with the magnet 2. A magnet moves a clip through a sheet of paper. What does that show?
A. The pull passes through some materials B. The clip is paper C. Paper is magnetic 3. The steel plate stopped the magnet moving the clip. What does that show?
A. Some materials block the magnetic pull B. The clip was tired C. Magnets stop working near steel 4. A rubbed balloon picks up small pieces of paper. What is the cause?
A. An electric charge on the balloon attracts them B. The balloon is sticky C. The paper is magnetic 5. Why is the magnet's effect a cause-and-effect relationship?
A. Because it is interesting B. Moving the magnet nearer causes the clip to move C. Because clips are metal 6. Two magnets pushed together the wrong way spring apart. What is the cause?
A. The air pushed them B. Like poles repel each other C. They are too heavy 7. A clip does not move at 8 cm but does at 4 cm. What does distance do?
A. The nearer the magnet, the stronger the effect B. Further is stronger C. Distance makes no difference 8. A paperclip jumps to a magnet 4 cm away. What does that show?
A. Something invisible pushed it B. The clip was already moving C. A magnet can pull without touching LessonPrint · 3-PS2-3 · Set 12 · free to copy for classroom use
Answer key — Acting Across a Gap Set 12. Prints on its own sheet.
1. Measure the distance at which the clip first moves 2. The pull passes through some materials 3. Some materials block the magnetic pull 4. An electric charge on the balloon attracts them 5. Moving the magnet nearer causes the clip to move 6. Like poles repel each other 7. The nearer the magnet, the stronger the effect 8. A magnet can pull without touching More practice for 3-PS2-3 Ask what causes two objects to attract or repel without touching.
Teaching this next? Acting Across a Gap is the 55-minute plan for it, with the misconceptions to expect.
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Last reviewed 2026-09-05. Aligned to 3-PS2-3 of the Next Generation Science Standards.