c ultraviolet damage to surface cells and eyes, – leading to skin cancer and eye conditions d x-rays and gamma rays mutation or damage to – cells in the body Describe some uses of electromagnetic radiation a radio waves broadcasting, communications and – satellite transmissions b microwaves cooking, communications and satellite – transmissions c infrared cooking, thermal imaging and television – remote controls d visible light vision, photography and illumination – e ultraviolet security marking (detecting forged bank – notes), fluorescent lamps and disinfecting water f x-rays observing the internal structure of objects, – airport security scanners and medical x-rays g rays sterilising food and medical equipment, – and the detection of cancer and its treatment Suggested practical Investigate refraction in glass blocks in terms of the ● interaction of electromagnetic waves with matter (links to CS 5.9). Atoms Describe the structure of an atom as: a a positively charged nucleus made up of protons and neutrons b negatively charged electrons surrounding the nucleus c most of the mass in the nucleus Understand that atoms of each element have the same number of protons in their nuclei Recall that each element has a different number of protons in the nuclei of its atoms and that this is called the atomic number
c ultraviolet – damage to surface cells and eyes, leading to skin cancer and eye conditions d x-rays and gamma rays – mutation or damage to cells in the body Describe some uses of electromagnetic radiation a radio waves – broadcasting, communications and satellite transmissions b microwaves – cooking, communications and satellite transmissions c infrared – cooking, thermal imaging and television remote controls d visible light – vision, photography and illumination e ultraviolet – security marking (detecting forged bank notes), fluorescent lamps and disinfecting water f x-rays – observing the internal structure of objects, airport security scanners and medical x-rays g rays – sterilising food and medical equipment, and the detection of cancer and its treatment Suggested practical ● Investigate refraction in glass blocks in terms of the interaction of electromagnetic waves with matter (links to CS 5.9). Atoms Describe the structure of an atom as: a a positively charged nucleus made up of protons and neutrons b negatively charged electrons surrounding the nucleus c most of the mass in the nucleus Understand that atoms of each element have the same number of protons in their nuclei Recall that each element has a different number of protons in the nuclei of its atoms and that this is called the atomic number
Scheme-of-Learning-Science-Yr-111.docx