Τετράδιο Εργασιών, σελ. 169 - 173.
Τετράδιο Εργασιών, σελ. 169 - 173.
When I apply force to the box, it creases.
Τετράδιο Εργασιών, σελ. 169 - 173.
When I push the car, its speed increases, that is, its kinetic state changes.
Τετράδιο Εργασιών, σελ. 169 - 173.
The rubber band stretches. When I cut the rubber band, its length decreases again. The plasticine ball falls down.
Τετράδιο Εργασιών, σελ. 169 - 173.
The plasticine ball, due to its weight, exerted force on the rubber band, which was therefore deformed.
Τhe weight resulted in an increase in the speed of the plasticine ball.
Τετράδιο Εργασιών, σελ. 169 - 173.
The magnet attracts the clips.
The magnet attracts the clips.
Τετράδιο Εργασιών, σελ. 169 - 173.
Τhe straws move away from each other.
Τhe straws move away from each other.
Τετράδιο Εργασιών, σελ. 169 - 173.
Weight, electric and magnetic forces can be exerted by contact as well as from a distance.
Τετράδιο Εργασιών, σελ. 169 - 173.
contact force: 1,3,4,6�distant force: 2,4,5
1. In which cases is force exerted by contact and in which by distance?
Τετράδιο Εργασιών, σελ. 169 - 173.
The shelf is deformed due to the force exerted on it by the books.
The speed of the eraser increases due to the force exerted on it by the Earth, that is, due to its weight.
2. Observe the images. What force is exerted in each case? What is its result?
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