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ALEX'S THEME OF INVESTIGATION

I am Alex! I am currently in year 5 learning about all sorts of interesting things. I love science and I want to share my passion for investigation with you.

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Alex
Dec 4, 20192 min read

Building an AM Radio Receiver

Building a Radio at Home I have built a transistor radio. It’s quite a simple circuit. The parts you need are: An induction Coil An...

 
 
 
Alex
Nov 17, 20191 min read

Radio Waves

Electromagnetic (EM) energy is all around us. Electromagnetic waves can travel a long distance. Waves have three main aspects – wave...

 
 
 
Alex
Nov 13, 20192 min read

Global Positioning System

The Global Positioning System (GPS) is a network of 29 satellites orbiting the Earth at an altitude of ~12,400 miles. GPS was originally...

 
 
 
Alex
Nov 11, 20195 min read

Einsten's Theory of Relativity

Today I am excited to tell you what I have learnt about Albert Einstein and his Theory of Relativity Who was Albert Einstein? Albert...

 
 
 
Alex
Nov 8, 20191 min read

Morse Code

Morse Code is a method of sending messages using dots and dashes. It was named after Samuel Morse who helped invent it. Messages are sent...

 
 
 
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