Which type of water is the most dense? a. cold water with high salt content b. warm, salty water c. cold water with low salt content d. warm water with no salt

What is the difference between an igneous, sedimentary and metamorphic rock

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?

What process creates gametes? a.fertilization b.mitosis c.meiosis