Fruits and Vegetables
Did you know that some foods that we think of as vegetables are really fruits? Let's t...
A shooting star, that bright flash of falling light in a dark sky, is also called a meteorite. If you look carefully, you might see a few per hour on an average night. Meteorites are a bit of the solar system that has fallen to Earth and managed to survive the fall. Many disintegrate and break apart as they collide with the earth's atmosphere, but when they survive, they are called meteorites. Meteorites look like plain rocks once they land, but they actually tell scientists a lot about our solar system. Some meteorites come from Mars or the moon and help us learn more about those places. Some meteorites are made of iron and nickel. If a person sees a meteorite fall from the sky, it is called a "fall." If a meteorite is discovered after it's fallen, it's called a "find." About one-third of meteorites are falls.
Did you know that some foods that we think of as vegetables are really fruits? Let's t...
Cell phones are not really phones, but rather radios. However, cell phones work differentl...
Long before the invention of modern scuba equipment, people used something called a diving...