Answer:
Movement in the mantle caused by variations in heat from the core, cause the plates to shift, which can cause earthquakes and volcanic eruptions.
Answer:
i'd say that Sub-Saharan Africa is really poor, and whilst there are people whom are trying to help them, there just isn't enough people willing to contribute to helping the Africans
Explanation:
Answer:
Food grown is source of food to both people and animals
Source of income to people
Answer:
Life began on Earth at least 3.5 to 4 billion years ago, and it has been evolving ever since. At first, all living things on Earth were simple, single-celled organisms. Much later, the first multicellular organisms evolved, and after that, Earth's biodiversity greatly increased.
Explanation:
