I am 7 months pregnant. I am having abdomen pains that are sharp and my abdomen is tenderand sore. No energy, it makes me sick, light headed, puking?

If this is a new. problem you need to be evaluated! If you have already been seen for this you should contact the person who evaluated you and let them know your symptoms have returned.
Emergency. This is an emergency. Please go to the ER right away to be checked. You may be in early labor or having a complication that needs immediate attention.