NEED HELP ASAP
Which of the following is used as evidence for sea-floor spreading?
-magma
-seismograph
-global positioning system
-fossils
-rift zones
-magnetic reversal

Adesert is an example of a(n) and the gobi desert is an example of a(n) a. ecosystem biome b. biome ecosystem c. ecosystem climate d. climate biome

Which are evidence of the seafloor spreading? a. molten material b. magnetic stripes c. continental material d. drilled core samples e. ocean water samples

The diagram shows , , and . which statement can be proven true from the diagram? a. ∠dgb is supplementary to ∠ega. b. ∠dgb is supplementary to ∠cgb. c. ∠cgb is supplementary to ∠agd. d. ∠ega is supplementary to ∠egc. e. ∠egd is supplementary to ∠cgb.