What are weather balloons? Locations with instruments that measure weather conditions in specific land areas
Numerical equations based on weather-related factors that forecast weather
Objects that carry instruments into the stratosphere to measure atmospheric conditions
Structures that orbit Earth in the exosphere to capture images and collect data

8) animals respond in various ways to stimuli detected through their senses. some of these responses are stimulated by the presence of danger. which of these animal responses is the best example of a response to an immediate threat? a) a rooster crows every morning at the first sign of light. b) as something approaches an octopus, it shoots a cloud of ink. c) from late fall until spring, bears hibernate to preserve energy. d) a dog is getting hot in the sunlight, so he moves to a shaded area.