What advantages did the locomotive have over carts pulled along rails by horses?

Japan’s key exports to africa and southwest asia are mostly a) raw materials. b) human capital. c) manufactured items. d) agricultural products.

Which of the following statements about imprisonment rates in the united states is true? the united states imprisons people at a higher rate than russia, mexico, or canada. the united states imprisons people at a lower rate than russia or south africa, but higher than israel. the united states imprisons people at a lower rate than russia, mexico, or canada. russia, south africa, and mexico each imprison more people than the united states.

Radiation was first detected by a ?