Nêu 1 số nguyên nhân dẫn đến thiếu việc làm ở nước ta

Arow of elements on the periodic table is called an

Afarmer who is grown corn for the past five years notices in the sixth year that the his harvest is significantly smaller, despite an increase in labor on the farm. the following year, the harvest continue to decline. which of the following explanations most plausibly accounts for the reduction in corn yield? a) soil degradation b) desalinization c) better irrigationd) terracing

Rocks and dirt that build up in long piles due to the movement of glaciers are known as a. cirques b. erratics c. drumlins d. moraines