Question

hot air balloons carry passengers high above the ground. density is defined as the amount of mass in a given volume. the more molecules there are in a given volume, the denser the substance is. the fewer molecules there are, the less dense the substance is. the lower molecules are farther apart, is less dense than cold air. for liquids and gases, a substance that has greater density sinks to the bottom. this sentence is from the passage. “shortly thereafter, scientists started equipping balloons with thermometers, barometers, and other instruments to collect meteorological data.” (paragraph 4) what does meteorological mean? 1. related to the study of weather 2. related to the collection of facts 3. associated with the flight of balloons 4. associated with the exploration of space. question # 18

Explanation:

The passage mentions equipping balloons with thermometers, barometers, and other instruments to collect meteorological data. Meteorology is the study of weather. So, meteorological is related to the study of weather.

Answer:

1. related to the study of weather