SUBJECT: Science One summer vacation morning, the
weather was warm and humid. About 3:00,
heavy clouds formed, and then there was a
severe thunderstorm with rain and hail. After
the storm, the sun came out, but the tempera-
ture had dropped 15°C. Explain each change
in the day's weather.

Late at night some traffic signals change patterns and become ?

The ancestors of horses possessed feet with five digits. over time, with the development of grasslands, the digits fused and formed hooves. what evolutionary advantage did this transformation serve? a. it allowed them to climb rocky surfaces with ease. b. it allowed them to graze better. c. it enabled them to run faster from predators. d. it let them see clearly through the grasslands. e. it made them taller.

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