If a mineral leaves a red trail when scraped against an unglazed porcelain plate which properly of a mineral is being measured

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

Based on the topographic map of mt. st. helens, what is the contour interval of the volcano about height is 2,950 m?

Which ocean is on the eastern coast of north and south america? arctic ocean indian ocean pacific ocean atlantic ocean