What's the difference between because and now?

Because

Definition:

• (conj.) By or for the cause that; on this account that; for the reason that.
• (conj.) In order that; that.

Example Sentences:

Now

Definition:

• (adv.) At the present time; at this moment; at the time of speaking; instantly; as, I will write now.
• (adv.) Very lately; not long ago.
• (adv.) At a time contemporaneous with something spoken of or contemplated; at a particular time referred to.
• (adv.) In present circumstances; things being as they are; -- hence, used as a connective particle, to introduce an inference or an explanation.
• (a.) Existing at the present time; present.
• (n.) The present time or moment; the present.

Example Sentences: