Malaria is spread by mosquitoes because females pick up a parasite and when they bite someone to nurture their eggs it spreads
Upwelling is a process in which cold water from depths arise to the surface,
it's important because :
- It bring a lot of nutrients to the surface of the ocean
- It maintain the temperature of the ocean
hope this helps
Maps are examples of physical models
50%, don't know if you use pun nett squares but Google them, they simplify it so much.
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