Answer:Agriculture is the art and science of cultivating the soil, growing crops and ... It includes the preparation of plant and animal products for people to use and their control the growth of berry-producing plants, which they knew grew quickly after New agricultural inventions dramatically increased food production in Europe
Answer:
The answer is option A: layers
Answer:
It's important for a scientist to try to hold all variables constant except for the independent variable. If a control variable changes during an experiment, it may invalidate the correlation between the dependent and independent variable. When possible, control variables should be identified, measured, and recorded.
The winds increases the higher elevations you go above sea level.
