Which tool would a scientist uae to view tiny or organism a) computer b) compound microscope c) test tube d) triple beam balance

A scientist would use a Compund Microscope in order to view tiny organisms or cells. This device increases the magnification in order to make the thing being viewed visible to the naked eye.

if you know your abc's you should be able to get your answer or just use google

all these collisions do one thing, and that thing is explained in the last option. when dusst, rocks and ice collide, they harden and form giant layers of rocks or hard ice.

d)   to harden materials to form different parts of earth’s layers

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bioteacher101