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.
A ) Because soil is quality is poor Southern Africa
Answer:
The ability to open our minds to new ideas and experiences. The desire to learn new concepts, improve skills and seek challenges in pursuit of lifelong learning contributes to our intellectual wellness. Say if you want to be a Doctor, or an Artist. You have to go out and learn those things/requirements to become what you want to be and not what other's say what you shold be. Its all about your own mind set and what you think is best for you, you can go out and even be successful at a young age. All I gotta say is.. . Let your mind be free and reach your top goals, if something gets in your way you have to power through them. And keep on going.
Explanation:
