Help me my friends just 2 questions

Warm front: a front where warm air moves over cold air and brings drizzly rain and then are followed by warm and clear weather

Cold front: a front where cold air moves in under a warm air mass

Explanation:

1.A warm front is the transition area where a mass of warm air moves to replace a mass of cold air. On a weather map, a warm front is usually drawn using a solid red line with half circles pointing in the direction of the cold air that will be replaced. Warm fronts usually move from southwest to northeast.

2.Symbolically, a cold front is represented by a solid line with triangles along the front pointing towards the warmer air and in the direction of movement. On colored weather maps, a cold front is drawn with a solid blue line. There is typically a noticeable temperature change from one side of a cold front to the other.

Explanation:

i do believe   by (keeping an organized record of all sources he or she referenced)good luck.

explanation:

chronological thinking is an indispensable tool to structure a historical narrative and to give meaning to a sequence of events. the final section presents the results of a survey to test the chronological thinking of lower secondary school students carried out by the educational research institute.