Keywords light, straight lines, camera obscura, reflection, refraction, mirrors, lenses, experiments, optics Email us at [email protected] if you have questions about the footage and are ...

The questions in this quiz are suitable for GCSE physics students studying convex and concave lenses, real and virtual images, magnification and colour. If you struggled with the quiz, don't panic ...

Draw a ray from the object to the lens that is parallel to the principal axis. Once through the lens, the ray should pass through the principal focus. Draw a ray which passes from the object ...

Time travel has captivated our imagination for decades, but what does physics say about its possibility ... This phenomenon has been confirmed through experiments involving precise clocks at ...