Match the heat transfer mechanisms to the correct description of how heat is transported in or from the earth. radiation
a) warm, low-density materials rise and cool, high-density materials sink
b) heat is transported away from earth and into outer space
c) heat flows between two materials in contact with each other

Which two nations are doing the most to combat their environmental issues?

These two images show humid tropical and humid continental climate zones. each climate zone has a different temperature and experiences different types of seasons. in a short paragraph, choose one of these two zones and explain why it is more appealing to you. which of these zones would you rather live in?

Student conducts an experiment to see how music affects plant growth. the student obtains four identical plants. each one is potted in the same type of soil and receives the same amount of sunlight and water each day. plant a listens to classical music for three hours each day. plant b listens to rock music for three hours each day. plant c listens to country music for three hours each day. plant d does not listen to any music at all.2.     based on the experiment in the scenario, which visual aid would be  in showing the change in the plants' heights over time?   a. a line graph  b. a timeline  c. a bar graph  d. a pie chart