You may enter, but you may not come in. I have space, but no room. I have keys, but open no lock. What am I?

Two in a corner, one in a room, zero in a house, but one in a shelter. What is it?

What has many keys but can’t open a single lock?

My thunder comes before the lightning; my lightning comes before clouds; my rain dries all the land it touches. What am I?

A man calls his dog from the opposite side of a river. The dog crosses the river without a bridge or a boat and manages to not get wet. How is this possible?

I came first on earth but second on the heaven.
I also came twice in a week but found just once in a year.
I stay away from months but you can find me in February.

What am I?

Why 1729 is a magic number? Answer Logically.

Which point will the car reach to go out?

They do not possess flesh or feathers or scales or bone
But still, they are blessed with fingers and thumbs of their own.

I am a type of food that is often found in the fridge and can be white in colour. What I am?
Hint 1: I am a dairy product.
Hint 2: You can spread me on the bread.