Question

what describes a period when the polar regions receive minimal or no snowfall?
a. midnight sun
b. snow drought
c. polar night
d. ice melt
which weather pattern is characterized by a low - pressure system containing cold air?
a. tropical cyclone
b. heatwave
c. polar vortex
d. sea breeze

Explanation:

First Question:

• Option a: Midnight sun is about continuous daylight in polar regions, not snowfall.
• Option b: Snow drought is defined as a period with minimal or no snowfall in polar regions, matching the description.
• Option c: Polar night is about continuous darkness, not snowfall.
• Option d: Ice melt is about ice turning to water, not snowfall absence.

• Option a: Tropical cyclones are warm - core, not cold - air low - pressure systems.
• Option b: Heatwaves are about high temperatures, not low - pressure with cold air.
• Option c: Polar vortex is a low - pressure system with cold air, matching the description.
• Option d: Sea breeze is a local wind due to land - sea temperature differences, not a cold - air low - pressure system.

Answer:

b. Snow drought

Second Question: