Do Now Heading: Is Light a Wave? Pick up a worksheet from the front table Get your laptop from the cart Sign in and then put the computer aside Begin working on probe 4

Main Characteristics of Waves

We know that sound is a wave and it cannot travel through space because space is a vacuum. Then how is it possible for light to travel through space and also be a wave? In your journal answer the question with at least 3 sentences and a picture.

For the rest of the period You will be conducting a little bit of research about a specific part of the E-M spectrum and then making a poster to help teach the rest of the class about it. Radio Waves 2) Microwaves 3) Infrared Radiation 4) Visible Light 5) Ultraviolet light 6) X-rays 7) Gamma Rays

In your journal answer the following questions in complete sentences Where does your part of the spectrum come from, or how can it be created? What is the wavelength, period and frequency of your part of the spectrum? Is it harmful to humans? If yes describe how we can protect ourselves from it. Where can we find this type of radiation or light in our everyday lives. ( list 3 examples)