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Science Facts

Earth Science Facts


The ozone hole is mainly from CFCs
Venus is hotter than Mercury — despite being farther from the Sun
Antarctica holds about 70% of Earth’s fresh water
Lightning heats air to about 30,000°C
Earth travels ~107,000 km/h around the Sun
Earth spins at about 1,670 km/h at the equator
Earth’s core is about as hot as the Sun’s surface
Water is densest at about 4°C
Acid rain forms when sulfur and nitrogen oxides dissolve
Helium on Earth mostly comes from radioactive decay
Ozone is O₃ — three oxygen atoms
Ice is less dense than liquid water
Pressure under 10 meters of water roughly doubles
Escape velocity from Earth is about 11.2 km/s
Earth’s gravity pulls at about 9.8 m/s²
A lightning bolt carries about 1 billion joules of energy
Earth’s magnetic field flips every few hundred thousand years
Photosynthesis converts ~100 billion tons of carbon per year
A single raindrop can contain up to a million cloud droplets
About 71% of Earth’s surface is ocean
Mount Everest grows about 4 mm taller each year
Diamond is about 58 times harder than the next hardest mineral

Earth Science