Wales Key Stage 3

The ocean’s tides rise and fall every day, but have you ever wondered what causes them? The Moon and Sun both play a role in shaping the movement of water across the Earth. 

You may be aware that space exploration requires lots of technology, but did you know that some of that technology is used back on Earth to make people's lives better? Match the pairs to learn about the space technology in your life!

Distances to objects in space are very, very large. The nearest star (excluding the Sun), Alpha Centauri, is 41.23 trillion km, or 41,320,000,000,000 km!!

Have you noticed the Moon is brighter some nights than others? And it looks like the Moon changes shape? We call these changes the phases of the Moon.

An Orrery is a moving, mechanical model of the Solar System. It shows how all of the planets orbit around the Sun.

Comets are large balls of ice, rock and dust but you can think of them as large dirty snowballs that travel through the Solar System.