Question

A weather map shows a line of blue triangles. What does this mean?

A. Stationary front
B. Cold front
C. Occluded front
D. Warm front

Answer 1

Answer - B. a cold front

*Explanation*

Blue triangles represent a cold front advancing in the direction of the triangles, as cooler air displaces warmer air upwards. Red semicircles are a warm front, where warmer air pushes the cooler air away.

Answer 2

Blue triangles represent a cold front advancing in the direction of the triangles, as cooler air displaces warmer air upwards.
so the answer is cold front.