Physics

152 questions and answers in this section

Natural Sciences » Physics

Explain why do we have lucid dreams where we know we are dreaming?

Explain why do we have lucid dreams where we know we are dreaming?

Sleep has several phases, with two main ones: non-REM sleep and REM sleep. Non-REM sleep is divided into three stages, ranging from light to deep...

Read full answer

Explain why the Moon always has the same hidden side.

Explain why the Moon always has the same hidden side.

The Moon always shows the same side to the Earth due to what is known as synchronous rotation. This means that the Moon takes exactly...

Read full answer