Tim puts his spare change in a jar each day when he comes home. when the jar is full he separates the coins and takes them to the bank. the coins would be classified as a a) compound b) element c) mixture d) solution

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

How many times did thomas edison mess up the light bulb

The substances that are necessary for producing of certain hormones and that store and transport vitamins