Answer:
There are quite a number of units to measure speed and depending on how fast an object is going, some are more preferred than others.
The units are:
- Metres per second - this is on of the most common units and is regularly used by runners.
- Kilometres per hour - used by cars, buses and generally objects that move adequately fast.
- Miles per hour - this is a substitute to kilometers per hour for countries using the imperial system or miles instead of kilometers.
- Knots - Represent nautical miles and are a unit of speed mostly used to measure wind and water speed.
- Feet per second - Not as popular but used in countries that don't regularly use metres.
- Mach number - for really fast objects going faster than sound.
Answer:
Marla looked up, and she gazed. She thought about her exciting summer and wondered if her new friends would keep in touch. She ... ebhburuir is waiting for your help
Explanation:
The statement that best expresses the central idea is C. It is better for communities to celebrate together.
<h3>What is a Central Idea?</h3>
This refers to the main idea of a text that an author wants to convey to his readers.
Hence, we can see that from the given text, there is the narration of the emancipation of the blacks as free men.
It also shows the various obstacles they faced and how they celebrated differently; blacks and whites, and how it was better for communities to celebrate together and uphold cultural history.
Read more about central ideas here:
brainly.com/question/2684713
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Answer: Fires affect animals mainly through effects on their habitat. Fires often cause short-term increases in wildlife foods that contribute to increases in populations of some animals.
Explanation: hope this helped
Answer:
indicate a sudden change in thought
Explanation:
"The dash (–) is used to set off additional material within a sentence, often in order to emphasize it, to set off appositives that contain commas, or to indicate missing words."
