What is a solar system for kids?
The Solar System is made up of the Sun and all of the smaller objects that move around it. Apart from the Sun, the largest members of the Solar System are the eight major planets. Nearest the Sun are four fairly small, rocky planets – Mercury, Venus, Earth and Mars.
Which is the hottest planet in our solar system?
Venus
What’s the rarest star?
Just imagine two hyperactive, unstable stars that are separated by a mere eyeblink (in stellar terms, 12 million kilometers ain’t squat). Each is classified as an O-type star — and O-type stars are the rarest main sequence stars in the universe, comprising just 0.00003% of known stars.
What is the rarest material in the universe?
Astatine is the rarest naturally occurring element.
What is the most expensive substance on earth?
Antimatter
What is the oldest element on Earth?
Phosphorus
Are diamonds worth more than gold?
Since the value of gold is predictable and stable, gold has more value than diamonds. Natural diamonds are created when carbon is subjected to extreme pressure over millions of years. Only a highly prized diamond, like a very large stone or an unusual color, will hold its value or become more valuable over time.
What is the most rare metal on Earth?
francium
What metal is 30 times rarer than gold?
Palladium
What is the world’s strongest metal?
tungsten
Who owns the most platinum?
List of countries by platinum production
| Rank | Country/Region | Platinum production (kilograms) |
|---|---|---|
| World | 180,000 | |
| 1 | South Africa | 130,000 |
| 2 | Russia | 22,000 |
| 3 | Zimbabwe | 15,000 |
Who is the largest producer of platinum?
South Africa
How much platinum is left in the world?
Total worldwide reserves of platinum metals are estimated to be some 69,000 metric tons. Almost all of it, some 95 percent, is located in the Earth’s crust of South Africa….Platinum metal reserves worldwide as of 2020, by country (in metric tons)
| Reserves in metric tons | |
|---|---|
| Canada | 310 |
| Worldwide | 69,000 |
What country has the most Palladium?
Russia
Which country is the largest producer of silver?
Mexico
Is it good to invest in palladium?
Investors who are considering commodity investments to hedge against inflation or to diversify can turn to palladium to reduce portfolio risk, experts say. That said, the palladium market is small. There are a handful of companies that offer exposure to palladium in addition to platinum, gold and metals.
Which country has the most diamonds?
Which country has most gold?
Top 10 Countries with Largest Gold Reserves
- United States. Tonnes: 8,133.5. Percent of foreign reserves: 79.0 percent.
- Germany. Tonnes: 3,363.6. Percent of foreign reserves: 75.6 percent.
- Italy. Tonnes: 2,451.8. Percent of foreign reserves: 71.3 percent.
- France. Tonnes: 2,436.0.
- Russia. Tonnes: 2,299.9.
- China. Tonnes: 1,948.3.
- Switzerland. Tonnes: 1,040.0.
- Japan. Tonnes: 765.2.
Which country is rich in gold?
China