Which event demonstrates electromagnetic waves transferring energy? An explosion causing a window to break
An astronaut tapping two rocks together
A person diving in a swimming pool
Sun heating a car sitting in a parking lot

Find v(t), given acceleration a(t)=7j and initial velocity v(0)=k

A26 cm object is 18 cm in front of a plane mirror. a ray of light strikes the object and is reflected off the mirror at a 42-degree angle. what is the angle of reflection? degrees what type of image is formed? what is the size of the image? cm

If a balloon is taken outside on a very cold day, what will occur?