Earthquakes happen quite often along . A. the Pacific coast
B. Yellowstone National Park
C. the Rocky Mountains
D. the Great Salt Lake
PLEASE HELP

Astudent 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 most in showing the change in the plants' heights over time? a. a pie chart b. a line graph c. a timeline d. a bar graph

If scientists only detect p waves in a certain layer of earths interior what does that tell us?

According to the population pyramid, in 2000 china had about 120 million people in which age-group?