Answer: The Civil War was a time of great social and political upheaval. It was also a time of great technological change. Inventors and military men devised new types of weapons, such as the repeating rifle and the submarine, that forever changed the way that wars were fought.
Explanation:
Answer:
Sara is illustrating a relational message.
Explanation:
Communication can be divided into categories referring to content or to relation. The content of a message refers to its subject. The relational part of a message refers to the existing relationship between the people communicating. It can be verbal or non-verbal, and is influenced by affinity, respect, control etc. Sara is expressing respect through non-verbal communication. Her gestures and actions convey that she values her boss and what he/she says.
Answer:
A WATCH means severe weather is possible, but not yet happening. Keep checking up on the weather throughout the day, have a plan ready in case warnings are issued for your area. A WARNING means severe weather is happening in your area.
Explanation:
Changes in the earth's climate caused ice sheets to grow and cover most of Canada and some of the northern US almost 15 000 years ago. This is known as the last Ice Age. For the last two million years, the earth has shifted between ice ages and warmer periods. Ice ages are caused by slight changes in the way the earth orbits around the sun. Huge continental glaciers or sheets of ice moved down from the Artic and covered Canada, North America and much of Europe.
