Explain how to focus a microscope using the high power lens. include any safety issues you need to be aware of.

You would have to try on order to hurt yourself. Assuming you did the proper procedures Before and the specimen is fully in sight on the x and y axis and height is the only other thing to look at, then grab the fine adjustment knob ( the smaller coarse adjustment knob), and move it to the desired height. If the specimen starts to get blurry, turn the other way. This is a lot easier if your hand doesn’t move a lot when being held still

igneous rocks which formed by the crystallization of magma at the surface of the earth called extrusive rocks. they are characterized by fine-grained textures because the rapid cooling at or near the surface did not provide enough time for large crystals to grow.

i think the answer is 95 hope this