What city was declared by UNESCO as a World Heritage Site ? San Juan
Isla Culebra
Old San Juan

Does anyone know how to do this and can urgant it was due like 2 weeks ago

Decide if the following sentence is grammatically correct or incorrect. cuando nosostros iban de vacaciones sale todo mal.

Asubstance is made up of slow-moving particles that have very little space between them. based on this information, whatcan most likely be concluded about this substance? it is not a gas because its particles do not move continuously.it is a gas because its particles move continuously in a straight line.it is not a gas because its particles do not have large spaces between them.it is a gas because its particles move in many different directions.