The contour interval of a topographic map is 25 feet, and every fifth line is an index contour. what is the difference in elevation between index contours? a. 25 feet b. 100 feet c. 125 feet d. 175 feet

Why is the huronian supergroup rock formation particularly interesting to scientists? because it looks like a cross-section of a giant, stone encyclopedia because it formed during the period when oxygen began to accumulate in the atmosphere because it contains unusually large amounts of oxygen and sulfur because it dramatically altered the planet's development when it first formed

Which force of change to earth is caused by the movement of tectonic plates? a.erosion b.pollution c.earthquake d.wind i need and it’s 35 points so can someone plz me

Which of the following graphs represents exponential decay