Punctuation Rules- Semicolon or Comma?

The artist preferred to paint in oils because he did not like watercolors

It is raining outside I will bring my umbrella with me.

There is a lot of financial aid available you just have to know where to look for it.

Some colleges offer full time scholarships others do not.

As I turned around, I heard a loud thump for the cat had upset the goldfish bowl.

She doesn't understand algebra therefore she will probably not pass the math final.

We will play tennis tomorrow then we will go out for dinner.

Some institutions require a lot of financial support from parents some require only a little

The suspect said that he had never met the victim however the detective knew that he was lying.

She's a little bit country, he's a little bit rock 'n roll.

It's such a beautiful day I will walk in Niagara Falls.

The rent is expensive moreover the house is pretty small.

You'll need to turn left on Cedar it's the third house on the right.

She had very high grades in high school she applied to Harvard University.

Sam went skiing Terry however went snowboarding.