Geo quiz

What is the difference between weather and climate?

• Weather changes every season; climate remains constant throughout the year.
• 1.     Weather is the temperature, wind and rainfall in an area for a particular day .

  Climate is the average weather conditions for an area over a period of time.

• Weather refers to the average temperature; climate refers to daily conditions.
• Weather is always rainy; climate is always sunny.

Name and define the elements of weather.

• Temperature fluctuations
• Seasonal changes
• Air quality index
•   Temperature – how hot or cold it is

  Precipitation – any rain, snow, hail, etc

  Wind – speed and direction

  Cloud cover – if any, how much cloud

   

Weather forecast for Bloemfontein.

Min: 6 degrees C

Max: 24 degrees C

Cloud Cover: Sunny

Wind: North westerly wind

How would you describe the weather in Bloemfontein as if you are a weather presenter on radio/television.

Choose the lines of your script below.

• Expect a rainy day with temperatures between 10 and 20 degrees.
• Prepare for a chilly day with a high of 15 degrees and overcast skies.
• Good morning, Bloemfontein! Today, we can expect a beautiful sunny day with temperatures ranging from a cool 6 degrees in the morning to a warm 24 degrees in the afternoon. Enjoy the gentle north-westerly breeze as you go about your day!
• Today will be windy with gusts up to 30 km/h and a high of 30 degrees.

What is mining?

• Mining is the process of planting crops in agriculture.
• Mining is the extraction of valuable resources from the earth/land

• Mining refers to the act of fishing in rivers and lakes.
• Mining is the method of building structures in construction.

How has mining helped SA develop into a modern country?

• Mining has led to increased agricultural production in South Africa.
• Mining has caused a decline in urban development and infrastructure.
• Mining has primarily benefited only rural communities in South Africa.
•   Land was sold at high prices and minerals are sold to make a profit. The profits were used to build cities, start businesses and support the people of South Africa.

What is mineral ore?

• Mineral ore is a type of rock that cannot be mined.
• Mineral ore is a synthetic material created in laboratories.
• Rocks containing minerals we can mine and use

• Mineral ore is a type of plant used for herbal remedies.

Choose 3 of the main minerals mined in SA.

• Gold - Jewellery

• Coal- electricity

• Copper- pipes

• Manganese- cans

What is the difference between open pit mining and deep level mining?

• Open pit mining requires more advanced technology than deep level mining.
• Open pit mining is surface-based, while deep level mining is underground.
• Open pit mining is only used for coal extraction.
• Deep level mining is always more cost-effective than open pit mining.

Example of a mineral/resource mined using open pit and deep level mining.

• Coal

• Iron

• silver

• Gold

How is coal formed?

• Coal is formed from the remains of ancient plants through heat and pressure over millions of years.
• Coal is produced from the remains of ancient fish and marine life.
• Coal is formed from volcanic ash and lava.
• Coal is created from the compression of sand and minerals.