Answer:
Coronaviruses are named for the crown-like spikes on their surface. There are four main sub-groupings of coronaviruses, known as alpha, beta, gamma, and delta.
Human coronaviruses were first identified in the mid-1960s. The seven coronaviruses that can infect people are:
Common human coronaviruses
229E (alpha coronavirus)
NL63 (alpha coronavirus)
OC43 (beta coronavirus)
HKU1 (beta coronavirus)
Other human
Answer:
hurricanes
Explanation:
it's the weather it gets hot and cold at the same time so its really weird
By reducing the need for fossil fuels through the use of the ethanol biofuel.
Answer:
So much salt will be left that is even enough to form a layer about 500 feet thick that covers all of Earth.
