Short Riddles and Answers

Question: It takes one word to separate them; otherwise they are inseparable.

What are they?

Question: I only point in one direction,
but I guide people around the world.

What am I?

Question: Different lights make me strange,
for each one my size will change.

What am I?

Question: An iron horse with a tail of flax. The more the horse gallops, the longer his tail becomes.

Question: I have curly hair I am a feline I am long I My eyes are shaped like a line. What am I?