What happens to the mass of substances during a chemical reaction? A Mass is lost. B Mass is gained. C Mass is not gained or lost. D Mass is both gained and lost.

Indias bollywood originated out of which former city name? a. bombay b. mumbai c. bala'i

Which situation can be identified by a biodiversity study of an area? 1) A currently undetected invasive species will invade the ecosystem. 2) The decline of a shrub species is caused by an increase in an herbivore population.

How are earth's geographic and magnetic axes oriented relative to each other?

Ancient Greek civilization was located on one contiguous body of land, north of the Aegean Sea. a. True b. False

What is the largest freshwater lake in central america

Do most deserts receive, on average, less than 50 inches of rain, less than 10 inches of rain, or less than 1 inch of rain each day

Why does the government place excise taxes on goods such as cigarettes and alcohol?

Where did the Austronesian languages originate? A. near present-day Indonesia B. near present-day New Zealand C. near present-day Easter Island D. near present-day Hawaii

A travel-time graphcan be used to find the

Why would contries have a low percentage of children