What type of glass in a window would allow the most light to come thru

The velocity of any object depends upon a) the location of the object. b) the location of the observer. c) which measurement tools are used. d) the relative motion of the observer.

What makes up a film badge? layers of photographic film covered in black paper. an electrolyte paste spread across a plastic sheet. a thin film of salts and other chemicals on clear acetate. a panel of photographic film exposed to the air. ✓

Aracehorse with a kinetic energy of 78,750 j is clocked at 17 m/s when it crosses the finish line. what is the horse's mass?