Let's solve this step by step.
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Part 1: Match the pictures with the descriptions
We have four pictures and four force types:
1.
Picture 1: A boy hitting a shuttlecock with a racket.
- This involves
pushing the shuttlecock with the racket.
-
✔ Pushing force
2.
Picture 2: A horseshoe magnet attracting a nail.
- This is a classic example of
magnetic force acting at a distance.
-
✔ Magnetic force
3.
Picture 3: A boy throwing a ball into the air.
- The ball goes up, but gravity pulls it back down.
- This illustrates
gravitational force.
-
✔ Gravitational force
4.
Picture 4: A rolling ball stops moving due to friction with the ground.
- The force that slows it down is
friction between the ball and the surface.
-
✔ Frictional force
✔ Matching Summary:
- Picture 1 → Pushing force
- Picture 2 → Magnetic force
- Picture 3 → Gravitational force
- Picture 4 → Frictional force
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Part 2: Drag and drop – Contact vs Non-contact Forces
We need to classify each action as either
Contact Force or
Non-contact Force.
#### 🔹
Contact Force: Occurs when two objects touch.
Examples: pushing, pulling, rubbing, stretching.
#### 🔹
Non-contact Force: Acts without physical contact.
Examples: gravity, magnetism.
Now, let’s analyze each statement:
1.
Ball drops to the floor.
- Caused by
gravity (no touching required).
-
✔ Non-contact force
2.
Pick up a pencil.
- Your hand touches the pencil — direct contact.
-
✔ Contact force
3.
Push a chair.
- You push it with your hands — physical contact.
-
✔ Contact force
4.
Magnet attracts a nail.
- No touching; magnetic field acts at a distance.
-
✔ Non-contact force
5.
Hit a drum.
- Drumstick hits drum — physical contact.
-
✔ Contact force
6.
Magnets repel.
- Repulsion happens without touching.
-
✔ Non-contact force
7.
A Waterfall.
- Water falls due to
gravity — no contact needed.
-
✔ Non-contact force
8.
Stretching clay.
- You touch and stretch the clay — physical interaction.
-
✔ Contact force
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✔ Final Answer:
####
Contact Force:
- Pick up a pencil.
- Push a chair.
- Hit a drum.
- Stretching clay.
####
Non-contact Force:
- Ball drops to the floor.
- Magnet attracts a nail.
- Magnets repel.
- A Waterfall.
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🟩 Summary Table:
| Description | Type |
|-------------------------------|--------------------|
| Ball drops to the floor. | Non-contact |
| Pick up a pencil. | Contact |
| Push a chair. | Contact |
| Magnet attracts a nail. | Non-contact |
| Hit a drum. | Contact |
| Magnets repel. | Non-contact |
| A Waterfall. | Non-contact |
| Stretching clay. | Contact |
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✔ All matched correctly! Let me know if you'd like this formatted for printing or use in class.
Parent Tip: Review the logic above to help your child master the concept of motion and force worksheet.