Which is the effect of force considering that it is an external effort like form of push or pull?

1. A. Changes or tries to change the direction of motion of a moving body.
2. B. Stops or tries to stop a moving body.
3. C. Produces or tries to produce the motion of a static body.
4. D. It increases the movement of an object.

Lito is experimenting with his two bar magnets. He tries to connect the same poles, but they repel each other, so he reverses the other pole, and to his amazement, they attract. What magnetic idea is shown in this situation?

1. A. Magnet attracts materials that are made up of iron, cobalt, and nickel.
2. B. Magnet always has two poles.
3. C. Magnet with the same poles repel while magnets with opposite poles attracts.
4. D. Magnet always comes to rest in the North and South directions.

Answer:

1. b

2. a

hope this will help you