Ammonia A ..... c,b,d all come from crude oil
The order of the vocabulary: 4, 5, 7, 6, 2, 3, 1
Answer:
O Today scientists are devising ways to use advancements in positive ways for the environment.
Explanation:
The emphasis on agricultural technology today compares to recent past in such a way that today, scientists are devising ways to use advancements in positive ways for the environment.
- Today, there is a strong emphasis on the environment when discussing issues of agricultural technology.
- Not only is the aim to improve output and productivity, priority is also given to the environment.
For volcanoes to emerge oceanic and continental tectonic plate has to collide. Oceanic plate will subduct (sink), and will melt. Molten plate rises through crusts and forms volcanoes.
In Himalayas two sections of continental crust and create mountains (they don't subduct and melt).