Practical Photography - Movement - LO2

What is shutter speed? - Shutter speed is the time in which the shutter is open and how much light it lets in

What is it measured in? - It is measured in fractions of seconds

How do you change it on a DSLR? - You set the camera to mode ''Tv'' and change the number that would look like this 8''

What happens if the shutter is open too long? - The image will the become over exposed and will become very bright and unable to be fixed in photoshop

What happens if it is not open long enough? - Then the image would become under exposed and become too dark