Answer:
The spread of corona virus was deadly and affected everyone, even if they weren't infected by the virus itself. Families were seperated, and thousands were killed. The world responded by sharing kindness and love to the people who need it most, and protecting itself by self isolation.
i hope this helps
Explanation:
A biotic factor is a living thing that has an impact on another population of living things or on the environment. Abiotic factors do the same thing, but they are non-living. Together, biotic and abiotic factors make up an ecosystem. To survive, biotic factors need abiotic factors.
The Doppler radar used in weather forecasting measures the direction and speed, or velocity, of objects such as drops of precipitation. This is called the Doppler Effect and is used to determine whether movement in the atmosphere is horizontally toward or away from the radar, which aides in weather forecasting.