WebStars form immense groups called galaxies. A galaxy can contain many millions of stars, held together by the force of gravity. Our Sun is in a spiral galaxy called the Milky Way. The Sun is about ... WebThe density of an object is calculated by dividing the mass by the volume. Find out more with BBC Bitesize. For students between the ages of 11 and 14.
What is colour? - BBC Bitesize
WebKS3 3.4.2 Waves - Light Although this chapter is titled "Waves", in this section we will not focus on light as a wave, but on the behaviour of light as a ray. Viewing light as a ray will make it easier for us to understand how light is reflected, refracted and dispersed. AQA KS3 Physics 3.4 Waves 3.4.1 Sound 3.4.2 Light (this page) WebKS3 Features of waves Part of Physics Waves Add to My Bitesize Jump to Key points Types of wave Transverse waves Longitudinal waves Describing transverse waves Describing longitudinal waves... did minneapolis vote to abolish police
What is light? - BBC Bitesize
WebA demonstration of how a source of light is required to see objects in the dark. 1:00 Light An animation that explores light sources, reflections, shadows and darkness. 1:44 Light sources... WebKS3 Sound waves Sound waves are longitudinal waves that must pass through a medium, such as air. Echoes are reflections of sounds. The frequency of ultrasound is above 20 kHz. Ultrasound is... WebMar 4, 2024 · Light (Reflection, refraction, light dispersion, colour and filter) - Year 8, KS3 Subject: Physics Age range: 11-14 Resource type: Lesson (complete) 72 reviews File previews pdf, 647.89 KB docx, 43.68 KB A brief note for KS 3 students, especially Year 8 students. In this topic, you will learn about 1. The properties of light. 2. didm investigative directives