While observing slides under a microscope, jack adjusts the microscope's mirror so that a circle of light can be seen. which microscope is in use?
a-compound microscope
b-electron microscope
c-scanning electron microscope

Which of the following is a period in the paleozoic era? devonian cambrian permian all of the above

Plz quick a natural resource that is replaceable through a cycle in nature or sustainable practice is called a? the subject is science

How do you think earths interior affects what is happening on the surface? 2. how do fossils support the continental drift hypothesis? 3. how does sea- floor spreading support the hypothesis of continental drift? 4.what do scientists observe when they studied the magnetic fields of rocks on the sides of mid-ocean ridges? 5. what is a tectonic plate ? 6. explain mantle convection 7.how can movements of the continents affect earths climate? 8. what occurs during drifting?