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Who was the first to discover the earth's diameter?
Eratosthenes
Who discovered the earths curcumference?
Eratosthenes was the first to measure the Earth's circumference pretty acurately.
How do the inner planets compare in size?
The inner planets, Mercury, Venus, Earth, and Mars, vary in size. Mercury is the smallest, with a diameter of about 4,879 kilometers, while Earth is the largest, with a diameter of about 12,742 kilometers. Venus falls in between Mercury and Earth, with a diameter of about 12,104 kilometers. Mars is the second smallest, with a diameter of about 6,779 kilometers.
List the planets beginning with the smallest to the biggest?
From largest (1) to smallest (8) 1 Jupiter. Diameter = 142,984km or 11.21 x Earths diameter 2 Saturn. Diameter = 120,534km or 9.45 x Earths 3 Uranus. Diameter = 51,114km or 4.01 x Earths 4 Neptune. Diameter = 49,532km or 3.88 x Earths 5 Earth. Diameter = 12756km 6 Venus. Diameter = 12104km or 0.9488 x Earths 7 Mars. Diameter = 6794km or 0.5323 x Earths 8 Mercury. Diameter (at the equator) = 4880km or 0.3825 x Earths
What is the third largest planet diameter?
Uranus is third largest. Diameter = 51115km, about 8 times that of Earths diameter.
Who was the first to discover the earth's diameter?
Eratosthenes
Is the greek eratosthenes known for his calculation of the earths weight?
False
What did Eratosthenes determine?
He postulated the circumference of the earth.
How did eratosthenes determine the size of the earth?
The used an orange
Who made the first attempt to determine the size of the earth?
Eratosthenes
Who discovered the earths curcumference?
Eratosthenes was the first to measure the Earth's circumference pretty acurately.
What are the planet's diameters?
Mercury's diameter (at the equator) = 4880km or 0.3825 x Earths diameter Venus' diameter = 12,104km or 0.9488 x Earths Earth's diameter = 12,756km Mars' diameter = 6794km or 0.5323 x Earths Jupiter's diameter = 142,984km or 11.21 x Earths Saturn's diameter = 120,534km or 9.45 x Earths Uranus' diameter = 51,114km or 4.01 x Earths Neptune's diameter = 49,532km or 3.88 x Earths (Pluto's diameter = 2306km or 0.18 x Earths) I included Pluto on the end there, its not classed as a planet any more though, but a dwarf planet.
What is the percentage of the earths diameter from the moons diameter?
90/
Why can a chord be a diameter?
because the chord can be determine by the diameter and the diameter can be determine by the chord.
How big are the planets from largest to smallest?
From smallest (1) to largest (8) 1 Mercury. Diameter (at the equator) = 4880km or 0.3825 x Earths diameter 2 Mars. Diameter = 6794km or 0.5323 x Earths 3 Venus. Diameter = 12104km or 0.9488 x Earths 4 Earth. Diameter = 12756km 5 Neptune. Diameter = 49,532km or 3.88 x Earths 6 Uranus. Diameter = 51,114km or 4.01 x Earths 7 Saturn. Diameter = 120,534km or 9.45 x Earths 8 Jupiter. Diameter = 142,984km or 11.21 x Earths
How many earths fit in inside the earths diameter?
One.
How do the inner planets compare in size?
The inner planets, Mercury, Venus, Earth, and Mars, vary in size. Mercury is the smallest, with a diameter of about 4,879 kilometers, while Earth is the largest, with a diameter of about 12,742 kilometers. Venus falls in between Mercury and Earth, with a diameter of about 12,104 kilometers. Mars is the second smallest, with a diameter of about 6,779 kilometers.
