-- If you're observing the moon from a location in the northern hemisphere, like Canada, Russia, the US, or Israel, then it looks like this picture during the <em>waxing crescent</em> phase.
-- If you're observing the moon from a location in the <u>southern</u> hemisphere, like Australia, South Africa, Paraguay, or Antarctica, then it looks like this picture during the <u>waning</u> crescent phase.
Answer:
23 hours 56 minutes 4.091 seconds
Explanation:
Answer: 0.321 seconds
Explanation:
Let assume that air has a temperature of 20 °C. Sound speed at given temperature is
. As sound spreads at constant speed, time can be easily found by using this formula:



Answer:
This is because it is derived from newtons and metres as shown in the expression;
Explanation:
