Which is a correct order from older to younger for layering of rocks shown in the figure.
b, i,d, h,c
f, e,d, c,b
b, c,d, e,f
h, b,c, g,i

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?

During dna replication,each strand of dna is used as a template to produce a complementary strand of dna. this process is shown below. which base will attach to location

What vitamin gives carrots and sweet potatoes their orange color?