Question

Which of these is true for the two poles of a magnet?
Question 1 options:

Like poles repel each other.

Unlike poles attract each other.

Like poles attract each other.Unlike poles attract each other.

Like poles attract each other.Unlike poles repel each other.

Like poles repel each other. Unlike poles repel each other.

Question 2 (1 point)
If you rubbed two balloons with a wool cloth and held them close together, what do you think would happen?
Question 2 options:

They would repel one another because they would have positive charges.

They would repel one another because they would both have a negative charge.

They would attract one another because they would both have a negative charge.

They would attract one another because they would have opposite charges.

Question 3 (1 point)
An object has

Answer 1

1. is A and B
Not sure about the other one

Answer 2

Question 1:

Answer:

Like poles repel each other. Unlike poles attract each other.

Explanation:

In a magnet their are two poles which are north pole and south pole. Like pole repel each other and unlike pole attracts each other because magnetic lines of force originate from north pole and terminate on the south pole.

Question 2:

Answer:

They would repel one another because they would both have a negative charge.

Explanation:

When balloon is rubbed with wool cloth electrons are transferred from wool to balloon. Thus, balloon acquire negative charge and wool becomes positively charged. Since, we are rubbing both balloons the charges on the surface are same. Hence they would repel one another because they would both have a negative charge.

Question 3:

This question is incompletely posted.