How would a weaker jet stream help to cause extreme flooding?
PLEASE HELP ASAP
a. It would create high winds that move storm systems.

b. It would create thicker clouds.

c. It would cause increased evaporation.

d. It would allow storm systems to stall in an area.

Sediment layers stop lateral spreading when: they encounter a barrier they encounter an opposing current they run out of additional sedimentary material

Is there any species that went extinct in recent years due to natural causes (not caused by human interaction). if so, what caused it?

Ihave no idea how to solve these. plus there's another question that is 2) a 10 kilogram meteorite is collected in space and brought back to earth. it is composed of 1.25 kg of uranium-238 and 8.75 kg of lead-206. how many u-238 half lives have passed? what is the approximate age of the meteorite?