Which statement describes the focus of an earthquake? A. It creates stress in rock.

B. It develops in the lithosphere.

C. It lies above the surface where rock breaks.

D. It begins about 5 kilometers below Earth's surface.

Scientific method and data analysisa biology student wanted to determine if there is a relationship between resting heart rate and bodyheight. she gathered information from 12 classmates and constructed the table below.resting heart rate (beats per minute)student height (cm)155. 156156165180180190194195

Researchers randomly divide participants into groups. each group takes a different amount of omega-3 fatty acid supplements daily for a month. one group receives a placebo. the researchers measure the impact on cholesterol levels in the blood. what is the purpose of random assignment in this experiment? a, to produce treatment groups with similar characteristics b, to ensure that all people with high cholesterol have an equal chance of being selected for the study c, to increase the accuracy of the research results and prevent skewness in the data

Which statement names a physical property of wood? wood does not rustwood can burnwood can rotwood is softer than coal