Fact 1: Amirror is used for reflecting light. Fact 2: Light enters the camera through the lens and is reflected upward by the mirror to the ground glass. Given the two facts above, what redirects light in a camera?
Choose from: 1). cactuses; 2). microscope; 3). photons; 4). electricity; 5). The shutter; 6). A mirror; 7). A photo; 8). The film;
6).