Answer:
topographic map
Explanation:
it is a map where rocky terrain and land features are shown
Answer:
Chemicals used to increase crop growth: fertilizers
Chemicals used to prevent insect infestation of crops: pesticides
Choosing the single most efficient crop variety for the exisiting conditions: monoculture
Planting different crops each year for healthier fields: crop rotation
Explanation:
The next number would be 28 it adds 6 each time
Answer:
i dont think its right but d
Explanation:
The Earth has been around for approximately 4.6 billions of years. Humans first evolved from I believe apes around 5 million years ago, with Homo Sapiens evolving around 2 million years ago or so. The current calendar system we use today, the Gregorian system (in most western nations like America) marks the year 0 as the year Jesus Christ was born, not when the Earth was formed. Years before Jesus' birth are marked as B.C., with the numbers getting higher the earlier you go. In the Japanese system, the year is marked by how long the current Emperor has been in power, making the current year (2017) Heisei 29 in traditional Japanese calendars.