SC-1145
Contact and non-contact forces
Lower Sec Science · Secondary 2 · Medium · Contact and non-contact forces
A metal paperclip hangs at rest just below a magnet without touching it. It is held up by the magnet. For the paperclip, how should the two forces on it be classified?
- Gravitational force: contact; Magnetic force: contact
- Gravitational force: contact; Magnetic force: non-contact
- Gravitational force: non-contact; Magnetic force: contact
- Gravitational force: non-contact; Magnetic force: non-contact
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