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.

All of the following are examples of service-learning opportunities except: a. donating time to senior citizen war veterans and writing a report about the experience for your u.s. history class. b. getting a part-time job at a habitat restoration center. c. reading to second-grade students as part of your assigned reading time for your english class. d. planting trees in your community and then discussing global warming in your science class.

Igot a 80% on my final to os ya take these points in return

How are 3-d printers useful in studying evolution? a. to color the fossils of organisms b. to create clones of extinct organisms c. to create replicas of fossils d. to prepare paper cutouts of organisms e. to study the composition of fossils