By using 'because' continuously three times, can you make an English statement ?

Can you identify the hidden rebus in the image below?

I make a loud sound when I’m changing. When I do change, I get bigger but weigh less. What am I?

When it's bad luck to meet a black cat?

With pointed fangs I sit and wait; with piercing force I crunch out fate; grabbing victims, proclaiming might; physically joining with a single bite. What am I?

Can you find out the remainder when 3^300 is divided by 5?

Find out the missing number in the picture attached:

A worker is to perform work for you for seven straight days. In return for his work, you will pay him 1/7th of a bar of gold per day. The worker requires a daily payment of 1/7th of the bar of gold. What and where are the fewest number of cuts to the bar of gold that will allow you to pay him 1/7th each day?

Two in a corner, one in a room, zero in a house, but one in a shelter. What am I?

A father's child, a mother's child, yet no one's son.

Who am I?