Recent content by mildpiranha

Thank you for your response. To clarify does that mean that in the case of this experiment that the red light increased the temperature of the thermometer more than the violet light did as its intensity was greater? So, if I had equal intensities of red light on one thermometer and violet...

I have been struggling with the following; (apologies if this is a simple question) After reading the Hershel experiment where with a prism light was used to split white light into a spectrum of colours and the red light was warmer than the violet light, then he placed a detector past the red...

I am talking about the composition of the Earth, not taking into account atmospheric composition. From wikipedia...The mass of the Earth is approximately 5.98×1024 kg. It is composed mostly of iron (32.1%), oxygen (30.1%), silicon (15.1%), magnesium (13.9%), sulphur (2.9%), nickel (1.8%)...

time "stopped" for a photon traveling at the speed of light? Is time "stopped" for a photon traveling at the speed of light? Or is this a nonsensical question?

But why is the Earth made of such a high proportion of silicon? Would all other rock planets have a similar composition of silicon?

Why is the Earth made up of so much silicon?

What would happen if you drove a car as fast as the speed of light and then switched on the headlights

What is charge?