lucy
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- Hi, i'm Lisa, and this is Alex
- Were going to school,today in science class were learning about force
- Force is a push or pull
- were also learning about contact and non-contact forces
- gravity is a non-contact force. gravity is pulling this book down to earth.
- there are other non-contact forces like magnetism and electricity forces.
- One contact force is Buoyancy. if I put this boat in water it would float
- Friction Buoyancy applied
- Friction is applied onto the electric car because the cube is heavier
- Another contact force is applied force. If I put this ball on the table and push it, it will move.
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