Physics answer check pls

1. The electrostatic force between two charges is originally F. Which expression represents the new electrostatic force between the two charges if one charge doubles and the other one is divided by three?
A. 3/2 F
B. 2/3 F
C. 1/6 F
D. 6 F

2. Suppose the electrostatic force between two electrons is F. What is the electrostatic force between an electron and a proton that are the same distance apart?
A. 2 F
B. -F/2
C. F/2
D. -F

3. Two charges q1 and q2 are both negative. Which statement describes the electrostatic force between the two charges?
A. The force is represented as a negative quantity and is attractive.
B. The force is represented as a positive quantity and is repulsive.
C. The force is represented as a positive quantity and is attractive.
D. The force is represented as a negative quantity and is repulsive.

4. Which statement describes the relationship between the distance between two charges and the electrostatic force between them?
A. Electrostatic force is inversely proportional to the square of the distance.
B. Electrostatic force is inversely proportional to the distance.
C. Electrostatic force is directly proportional to the distance.
D. Electrostatic force is directly proportional to the square of the distance.

5. What happens to the electrostatic force between two opposite charges of equal magnitude if the negative charge is replaced with a positive charge and the distance between them is halved?
A. The direction of the force stays the same, and the magnitude of the force quadruples.
B. The direction of the force stays the same, and the magnitude of the force doubles.
C. The direction of the force changes, and the magnitude of the force quadruples.
D. The direction of the force changes, and the magnitude of the force doubles.

My answers:
1. A
2. D
3. C
4. B
5. D

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  1. is this for connections?

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    2. 👎
  2. Yes.

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  3. was it all correct

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    2. 👎
  4. 2/3
    -F
    The force is represented as a positive quantity and is repulsive

    Electrostatic force is inversely proportional to the square of the distance

    The direction of the force changes and the magnitude of the force quadruples

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    2. 👎

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