How Are Stars Formed?
A star like our sun is born inside a huge cloud of gas and dust. A globe of space matter grows as it sweeps…
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Cloud
What Causes Rain?
What Causes Rain? You know that rain falls from clouds. Water is constantly evaporated from the earth’s surface by the warmth of the sun. Th
What Causes Lightning?
What Causes Lightning? Lightning is an electric current. During a thunderstorm, water droplets in the clouds become charged with electricity
Why Does an Octopus Squirt Ink into the Water?
Why Does an Octopus Squirt Ink into the Water? An octopus squirts its inky liquid into the water to escape enemies. The “ink” is a thick bro
What Is Fog?
Fog is a cloud that forms near the ground. Fog appears when the cold ground chills a warm breeze. The sudden cooling causes the moisture in