Did you know facts
Over 980 Did you know facts!!
- Did you know the moon is 27% the size of the Earth
- Did you know the center of the Sun is approximately 15 million C (27 million F)
- Did you know sun light can penetrate clean ocean water up to a depth of 73m (240 feet)
- Did you know cheetahs can accelerate from 0 to 70 km/h (43mp/h) in 3 seconds
- Did you know an astronaut can be up to 2 inches taller returning from space (the cartilage disks in the spine expand in the absence of gravity)
- Did you know the oldest cockroach fossils are over 280 million years old
- Did you know there are over 97,000 km (60,000 miles) of blood vessels in the average person