Since the color and shape of quartz varies from sample to sample, a geologist may need to examine other physical properties to properly identify the mineral.

Write a short paragraph of about 150-300 words. explain how the physical environment can limit human activities.

Why isn't the balkan region good for farming? it has dry summers. it is far from the sea. its soil is not fertile. its terrain is mountainous. its winters are mild.

What is most often given a value of zero to describe an object’s position on a straight line? displacement reference point distance ending location